diff --git a/mongo/background_context.go b/mongo/background_context.go
index e4146e8b7c..0fac086899 100644
--- a/mongo/background_context.go
+++ b/mongo/background_context.go
@@ -29,6 +29,6 @@ func newBackgroundContext(ctx context.Context) context.Context {
 	}
 }
 
-func (b *backgroundContext) Value(key interface{}) interface{} {
+func (b *backgroundContext) Value(key any) any {
 	return b.childValuesCtx.Value(key)
 }
diff --git a/mongo/batch_cursor.go b/mongo/batch_cursor.go
index 4781812dac..fc6f76040a 100644
--- a/mongo/batch_cursor.go
+++ b/mongo/batch_cursor.go
@@ -50,7 +50,7 @@ type batchCursor interface {
 
 	// SetComment will set a user-configurable comment that can be used to
 	// identify the operation in server logs.
-	SetComment(interface{})
+	SetComment(any)
 
 	// MaxAwaitTime returns the maximum amount of time the server will allow
 	// the operations to execute. This is only valid for tailable awaitData
diff --git a/mongo/bulk_write.go b/mongo/bulk_write.go
index 7a3181c6c4..036e3badb1 100644
--- a/mongo/bulk_write.go
+++ b/mongo/bulk_write.go
@@ -29,7 +29,7 @@ type bulkWriteBatch struct {
 
 // bulkWrite performs a bulkwrite operation
 type bulkWrite struct {
-	comment                  interface{}
+	comment                  any
 	ordered                  *bool
 	bypassDocumentValidation *bool
 	models                   []WriteModel
@@ -38,7 +38,7 @@ type bulkWrite struct {
 	selector                 description.ServerSelector
 	writeConcern             *writeconcern.WriteConcern
 	result                   BulkWriteResult
-	let                      interface{}
+	let                      any
 	rawData                  *bool
 }
 
@@ -50,7 +50,7 @@ func (bw *bulkWrite) execute(ctx context.Context) error {
 
 	batches := createBatches(bw.models, ordered)
 	bw.result = BulkWriteResult{
-		UpsertedIDs: make(map[int64]interface{}),
+		UpsertedIDs: make(map[int64]any),
 	}
 
 	bwErr := BulkWriteException{
@@ -105,7 +105,7 @@ func (bw *bulkWrite) execute(ctx context.Context) error {
 
 func (bw *bulkWrite) runBatch(ctx context.Context, batch bulkWriteBatch) (BulkWriteResult, BulkWriteException, error) {
 	batchRes := BulkWriteResult{
-		UpsertedIDs: make(map[int64]interface{}),
+		UpsertedIDs: make(map[int64]any),
 	}
 	batchErr := BulkWriteException{}
 
@@ -297,9 +297,9 @@ func (bw *bulkWrite) runDelete(ctx context.Context, batch bulkWriteBatch) (opera
 }
 
 func createDeleteDoc(
-	filter interface{},
+	filter any,
 	collation *options.Collation,
-	hint interface{},
+	hint any,
 	deleteOne bool,
 	bsonOpts *options.BSONOptions,
 	registry *bson.Registry,
@@ -434,11 +434,11 @@ func (bw *bulkWrite) runUpdate(ctx context.Context, batch bulkWriteBatch) (opera
 }
 
 type updateDoc struct {
-	filter         interface{}
-	update         interface{}
-	hint           interface{}
-	sort           interface{}
-	arrayFilters   []interface{}
+	filter         any
+	update         any
+	hint           any
+	sort           any
+	arrayFilters   []any
 	collation      *options.Collation
 	upsert         *bool
 	multi          bool
diff --git a/mongo/bulk_write_models.go b/mongo/bulk_write_models.go
index fac0817b6c..f28af163b1 100644
--- a/mongo/bulk_write_models.go
+++ b/mongo/bulk_write_models.go
@@ -23,7 +23,7 @@ type WriteModel interface {
 //
 // See corresponding setter methods for documentation.
 type InsertOneModel struct {
-	Document interface{}
+	Document any
 }
 
 // NewInsertOneModel creates a new InsertOneModel.
@@ -34,7 +34,7 @@ func NewInsertOneModel() *InsertOneModel {
 // SetDocument specifies the document to be inserted. The document cannot be nil. If it does not have an _id field when
 // transformed into BSON, one will be added automatically to the marshalled document. The original document will not be
 // modified.
-func (iom *InsertOneModel) SetDocument(doc interface{}) *InsertOneModel {
+func (iom *InsertOneModel) SetDocument(doc any) *InsertOneModel {
 	iom.Document = doc
 	return iom
 }
@@ -45,9 +45,9 @@ func (*InsertOneModel) writeModel() {}
 //
 // See corresponding setter methods for documentation.
 type DeleteOneModel struct {
-	Filter    interface{}
+	Filter    any
 	Collation *options.Collation
-	Hint      interface{}
+	Hint      any
 }
 
 // NewDeleteOneModel creates a new DeleteOneModel.
@@ -58,7 +58,7 @@ func NewDeleteOneModel() *DeleteOneModel {
 // SetFilter specifies a filter to use to select the document to delete. The filter must be a document containing query
 // operators. It cannot be nil. If the filter matches multiple documents, one will be selected from the matching
 // documents.
-func (dom *DeleteOneModel) SetFilter(filter interface{}) *DeleteOneModel {
+func (dom *DeleteOneModel) SetFilter(filter any) *DeleteOneModel {
 	dom.Filter = filter
 	return dom
 }
@@ -77,7 +77,7 @@ func (dom *DeleteOneModel) SetCollation(collation *options.Collation) *DeleteOne
 // if this option is specified during an unacknowledged write operation. The
 // driver will return an error if the hint parameter is a multi-key map. The
 // default value is nil, which means that no hint will be sent.
-func (dom *DeleteOneModel) SetHint(hint interface{}) *DeleteOneModel {
+func (dom *DeleteOneModel) SetHint(hint any) *DeleteOneModel {
 	dom.Hint = hint
 	return dom
 }
@@ -88,9 +88,9 @@ func (*DeleteOneModel) writeModel() {}
 //
 // See corresponding setter methods for documentation.
 type DeleteManyModel struct {
-	Filter    interface{}
+	Filter    any
 	Collation *options.Collation
-	Hint      interface{}
+	Hint      any
 }
 
 // NewDeleteManyModel creates a new DeleteManyModel.
@@ -100,7 +100,7 @@ func NewDeleteManyModel() *DeleteManyModel {
 
 // SetFilter specifies a filter to use to select documents to delete. The filter must be a document containing query
 // operators. It cannot be nil.
-func (dmm *DeleteManyModel) SetFilter(filter interface{}) *DeleteManyModel {
+func (dmm *DeleteManyModel) SetFilter(filter any) *DeleteManyModel {
 	dmm.Filter = filter
 	return dmm
 }
@@ -119,7 +119,7 @@ func (dmm *DeleteManyModel) SetCollation(collation *options.Collation) *DeleteMa
 // if this option is specified during an unacknowledged write operation. The
 // driver will return an error if the hint parameter is a multi-key map. The
 // default value is nil, which means that no hint will be sent.
-func (dmm *DeleteManyModel) SetHint(hint interface{}) *DeleteManyModel {
+func (dmm *DeleteManyModel) SetHint(hint any) *DeleteManyModel {
 	dmm.Hint = hint
 	return dmm
 }
@@ -132,10 +132,10 @@ func (*DeleteManyModel) writeModel() {}
 type ReplaceOneModel struct {
 	Collation   *options.Collation
 	Upsert      *bool
-	Filter      interface{}
-	Replacement interface{}
-	Hint        interface{}
-	Sort        interface{}
+	Filter      any
+	Replacement any
+	Hint        any
+	Sort        any
 }
 
 // NewReplaceOneModel creates a new ReplaceOneModel.
@@ -150,7 +150,7 @@ func NewReplaceOneModel() *ReplaceOneModel {
 // if this option is specified during an unacknowledged write operation. The
 // driver will return an error if the hint parameter is a multi-key map. The
 // default value is nil, which means that no hint will be sent.
-func (rom *ReplaceOneModel) SetHint(hint interface{}) *ReplaceOneModel {
+func (rom *ReplaceOneModel) SetHint(hint any) *ReplaceOneModel {
 	rom.Hint = hint
 	return rom
 }
@@ -158,14 +158,14 @@ func (rom *ReplaceOneModel) SetHint(hint interface{}) *ReplaceOneModel {
 // SetFilter specifies a filter to use to select the document to replace. The filter must be a document containing query
 // operators. It cannot be nil. If the filter matches multiple documents, one will be selected from the matching
 // documents.
-func (rom *ReplaceOneModel) SetFilter(filter interface{}) *ReplaceOneModel {
+func (rom *ReplaceOneModel) SetFilter(filter any) *ReplaceOneModel {
 	rom.Filter = filter
 	return rom
 }
 
 // SetReplacement specifies a document that will be used to replace the selected document. It cannot be nil and cannot
 // contain any update operators (https://www.mongodb.com/docs/manual/reference/operator/update/).
-func (rom *ReplaceOneModel) SetReplacement(rep interface{}) *ReplaceOneModel {
+func (rom *ReplaceOneModel) SetReplacement(rep any) *ReplaceOneModel {
 	rom.Replacement = rep
 	return rom
 }
@@ -189,7 +189,7 @@ func (rom *ReplaceOneModel) SetUpsert(upsert bool) *ReplaceOneModel {
 // matched by the sort order will be replaced. This option is only valid for MongoDB versions >= 8.0. The sort parameter
 // is evaluated sequentially, so the driver will return an error if it is a multi-key map (which is unordeded). The
 // default value is nil.
-func (rom *ReplaceOneModel) SetSort(sort interface{}) *ReplaceOneModel {
+func (rom *ReplaceOneModel) SetSort(sort any) *ReplaceOneModel {
 	rom.Sort = sort
 	return rom
 }
@@ -202,11 +202,11 @@ func (*ReplaceOneModel) writeModel() {}
 type UpdateOneModel struct {
 	Collation    *options.Collation
 	Upsert       *bool
-	Filter       interface{}
-	Update       interface{}
-	ArrayFilters []interface{}
-	Hint         interface{}
-	Sort         interface{}
+	Filter       any
+	Update       any
+	ArrayFilters []any
+	Hint         any
+	Sort         any
 }
 
 // NewUpdateOneModel creates a new UpdateOneModel.
@@ -221,7 +221,7 @@ func NewUpdateOneModel() *UpdateOneModel {
 // if this option is specified during an unacknowledged write operation. The
 // driver will return an error if the hint parameter is a multi-key map. The
 // default value is nil, which means that no hint will be sent.
-func (uom *UpdateOneModel) SetHint(hint interface{}) *UpdateOneModel {
+func (uom *UpdateOneModel) SetHint(hint any) *UpdateOneModel {
 	uom.Hint = hint
 	return uom
 }
@@ -229,21 +229,21 @@ func (uom *UpdateOneModel) SetHint(hint interface{}) *UpdateOneModel {
 // SetFilter specifies a filter to use to select the document to update. The filter must be a document containing query
 // operators. It cannot be nil. If the filter matches multiple documents, one will be selected from the matching
 // documents.
-func (uom *UpdateOneModel) SetFilter(filter interface{}) *UpdateOneModel {
+func (uom *UpdateOneModel) SetFilter(filter any) *UpdateOneModel {
 	uom.Filter = filter
 	return uom
 }
 
 // SetUpdate specifies the modifications to be made to the selected document. The value must be a document containing
 // update operators (https://www.mongodb.com/docs/manual/reference/operator/update/). It cannot be nil or empty.
-func (uom *UpdateOneModel) SetUpdate(update interface{}) *UpdateOneModel {
+func (uom *UpdateOneModel) SetUpdate(update any) *UpdateOneModel {
 	uom.Update = update
 	return uom
 }
 
 // SetArrayFilters specifies a set of filters to determine which elements should be modified when updating an array
 // field.
-func (uom *UpdateOneModel) SetArrayFilters(filters []interface{}) *UpdateOneModel {
+func (uom *UpdateOneModel) SetArrayFilters(filters []any) *UpdateOneModel {
 	uom.ArrayFilters = filters
 	return uom
 }
@@ -267,7 +267,7 @@ func (uom *UpdateOneModel) SetUpsert(upsert bool) *UpdateOneModel {
 // matched by the sort order will be updated. This option is only valid for MongoDB versions >= 8.0. The sort parameter
 // is evaluated sequentially, so the driver will return an error if it is a multi-key map (which is unordeded). The
 // default value is nil.
-func (uom *UpdateOneModel) SetSort(sort interface{}) *UpdateOneModel {
+func (uom *UpdateOneModel) SetSort(sort any) *UpdateOneModel {
 	uom.Sort = sort
 	return uom
 }
@@ -280,10 +280,10 @@ func (*UpdateOneModel) writeModel() {}
 type UpdateManyModel struct {
 	Collation    *options.Collation
 	Upsert       *bool
-	Filter       interface{}
-	Update       interface{}
-	ArrayFilters []interface{}
-	Hint         interface{}
+	Filter       any
+	Update       any
+	ArrayFilters []any
+	Hint         any
 }
 
 // NewUpdateManyModel creates a new UpdateManyModel.
@@ -298,28 +298,28 @@ func NewUpdateManyModel() *UpdateManyModel {
 // if this option is specified during an unacknowledged write operation. The
 // driver will return an error if the hint parameter is a multi-key map. The
 // default value is nil, which means that no hint will be sent.
-func (umm *UpdateManyModel) SetHint(hint interface{}) *UpdateManyModel {
+func (umm *UpdateManyModel) SetHint(hint any) *UpdateManyModel {
 	umm.Hint = hint
 	return umm
 }
 
 // SetFilter specifies a filter to use to select documents to update. The filter must be a document containing query
 // operators. It cannot be nil.
-func (umm *UpdateManyModel) SetFilter(filter interface{}) *UpdateManyModel {
+func (umm *UpdateManyModel) SetFilter(filter any) *UpdateManyModel {
 	umm.Filter = filter
 	return umm
 }
 
 // SetUpdate specifies the modifications to be made to the selected documents. The value must be a document containing
 // update operators (https://www.mongodb.com/docs/manual/reference/operator/update/). It cannot be nil or empty.
-func (umm *UpdateManyModel) SetUpdate(update interface{}) *UpdateManyModel {
+func (umm *UpdateManyModel) SetUpdate(update any) *UpdateManyModel {
 	umm.Update = update
 	return umm
 }
 
 // SetArrayFilters specifies a set of filters to determine which elements should be modified when updating an array
 // field.
-func (umm *UpdateManyModel) SetArrayFilters(filters []interface{}) *UpdateManyModel {
+func (umm *UpdateManyModel) SetArrayFilters(filters []any) *UpdateManyModel {
 	umm.ArrayFilters = filters
 	return umm
 }
diff --git a/mongo/change_stream.go b/mongo/change_stream.go
index 6f0ca8a084..d5ad8058ec 100644
--- a/mongo/change_stream.go
+++ b/mongo/change_stream.go
@@ -102,7 +102,7 @@ type changeStreamConfig struct {
 	crypt          driver.Crypt
 }
 
-func newChangeStream(ctx context.Context, config changeStreamConfig, pipeline interface{},
+func newChangeStream(ctx context.Context, config changeStreamConfig, pipeline any,
 	opts ...options.Lister[options.ChangeStreamOptions]) (*ChangeStream, error) {
 	if ctx == nil {
 		ctx = context.Background()
@@ -401,7 +401,7 @@ func (cs *ChangeStream) storeResumeToken() error {
 	return nil
 }
 
-func (cs *ChangeStream) buildPipelineSlice(pipeline interface{}) error {
+func (cs *ChangeStream) buildPipelineSlice(pipeline any) error {
 	val := reflect.ValueOf(pipeline)
 	if !val.IsValid() || !(val.Kind() == reflect.Slice) {
 		cs.err = errors.New("can only marshal slices and arrays into aggregation pipelines, but got invalid")
@@ -557,7 +557,7 @@ func (cs *ChangeStream) SetBatchSize(size int32) {
 
 // Decode will unmarshal the current event document into val and return any errors from the unmarshalling process
 // without any modification. If val is nil or is a typed nil, an error will be returned.
-func (cs *ChangeStream) Decode(val interface{}) error {
+func (cs *ChangeStream) Decode(val any) error {
 	if cs.cursor == nil {
 		return ErrNilCursor
 	}
diff --git a/mongo/client.go b/mongo/client.go
index 9140e178af..cb2e54944e 100644
--- a/mongo/client.go
+++ b/mongo/client.go
@@ -83,7 +83,7 @@ type Client struct {
 	cryptFLE            driver.Crypt
 	metadataClientFLE   *Client
 	internalClientFLE   *Client
-	encryptedFieldsMap  map[string]interface{}
+	encryptedFieldsMap  map[string]any
 	authenticator       driver.Authenticator
 }
 
@@ -681,7 +681,7 @@ func (c *Client) Database(name string, opts ...options.Lister[options.DatabaseOp
 // The opts parameter can be used to specify options for this operation (see the options.ListDatabasesOptions documentation).
 //
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/listDatabases/.
-func (c *Client) ListDatabases(ctx context.Context, filter interface{}, opts ...options.Lister[options.ListDatabasesOptions]) (ListDatabasesResult, error) {
+func (c *Client) ListDatabases(ctx context.Context, filter any, opts ...options.Lister[options.ListDatabasesOptions]) (ListDatabasesResult, error) {
 	if ctx == nil {
 		ctx = context.Background()
 	}
@@ -759,7 +759,7 @@ func (c *Client) ListDatabases(ctx context.Context, filter interface{}, opts ...
 // documentation.)
 //
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/listDatabases/.
-func (c *Client) ListDatabaseNames(ctx context.Context, filter interface{}, opts ...options.Lister[options.ListDatabasesOptions]) ([]string, error) {
+func (c *Client) ListDatabaseNames(ctx context.Context, filter any, opts ...options.Lister[options.ListDatabasesOptions]) ([]string, error) {
 	opts = append(opts, options.ListDatabases().SetNameOnly(true))
 
 	res, err := c.ListDatabases(ctx, filter, opts...)
@@ -842,7 +842,7 @@ func (c *Client) UseSessionWithOptions(
 //
 // The opts parameter can be used to specify options for change stream creation (see the options.ChangeStreamOptions
 // documentation).
-func (c *Client) Watch(ctx context.Context, pipeline interface{},
+func (c *Client) Watch(ctx context.Context, pipeline any,
 	opts ...options.Lister[options.ChangeStreamOptions]) (*ChangeStream, error) {
 	csConfig := changeStreamConfig{
 		readConcern:    c.readConcern,
diff --git a/mongo/client_bulk_write.go b/mongo/client_bulk_write.go
index 7a0d557881..310fdbc301 100644
--- a/mongo/client_bulk_write.go
+++ b/mongo/client_bulk_write.go
@@ -30,7 +30,7 @@ const (
 
 type clientBulkWritePair struct {
 	namespace string
-	model     interface{}
+	model     any
 }
 
 type clientBulkWrite struct {
@@ -38,8 +38,8 @@ type clientBulkWrite struct {
 	errorsOnly               bool
 	ordered                  *bool
 	bypassDocumentValidation *bool
-	comment                  interface{}
-	let                      interface{}
+	comment                  any
+	let                      any
 	session                  *session.Client
 	client                   *Client
 	selector                 description.ServerSelector
@@ -161,7 +161,7 @@ type cursorInfo struct {
 	N         int32
 	NModified *int32
 	Upserted  *struct {
-		ID interface{} `bson:"_id"`
+		ID any `bson:"_id"`
 	}
 }
 
@@ -193,7 +193,7 @@ type modelBatches struct {
 
 	retryMode      driver.RetryMode // RetryNone by default
 	cursorHandlers []func(*cursorInfo, bson.Raw) bool
-	newIDMap       map[int]interface{}
+	newIDMap       map[int]any
 
 	result             *ClientBulkWriteResult
 	writeConcernErrors []WriteConcernError
@@ -266,7 +266,7 @@ func (mb *modelBatches) appendBatches(fn functionSet, dst []byte, maxCount, tota
 	}
 
 	mb.cursorHandlers = mb.cursorHandlers[:0]
-	mb.newIDMap = make(map[int]interface{})
+	mb.newIDMap = make(map[int]any)
 
 	nsMap := make(map[string]int)
 	getNsIndex := func(namespace string) (int, bool) {
@@ -301,7 +301,7 @@ func (mb *modelBatches) appendBatches(fn functionSet, dst []byte, maxCount, tota
 		switch model := mb.writePairs[i].model.(type) {
 		case *ClientInsertOneModel:
 			mb.cursorHandlers = append(mb.cursorHandlers, mb.appendInsertResult)
-			var id interface{}
+			var id any
 			id, doc, err = (&clientInsertDoc{
 				namespace: nsIdx,
 				document:  model.Document,
@@ -582,10 +582,10 @@ func (mb *modelBatches) appendUpdateResult(cur *cursorInfo, raw bson.Raw) bool {
 
 type clientInsertDoc struct {
 	namespace int
-	document  interface{}
+	document  any
 }
 
-func (d *clientInsertDoc) marshal(bsonOpts *options.BSONOptions, registry *bson.Registry) (interface{}, bsoncore.Document, error) {
+func (d *clientInsertDoc) marshal(bsonOpts *options.BSONOptions, registry *bson.Registry) (any, bsoncore.Document, error) {
 	uidx, doc := bsoncore.AppendDocumentStart(nil)
 
 	doc = bsoncore.AppendInt32Element(doc, "insert", int32(d.namespace))
@@ -593,7 +593,7 @@ func (d *clientInsertDoc) marshal(bsonOpts *options.BSONOptions, registry *bson.
 	if err != nil {
 		return nil, nil, err
 	}
-	var id interface{}
+	var id any
 	f, id, err = ensureID(f, bson.NilObjectID, bsonOpts, registry)
 	if err != nil {
 		return nil, nil, err
@@ -605,12 +605,12 @@ func (d *clientInsertDoc) marshal(bsonOpts *options.BSONOptions, registry *bson.
 
 type clientUpdateDoc struct {
 	namespace      int
-	filter         interface{}
-	update         interface{}
-	hint           interface{}
-	arrayFilters   []interface{}
+	filter         any
+	update         any
+	hint           any
+	arrayFilters   []any
 	collation      *options.Collation
-	sort           interface{}
+	sort           any
 	upsert         *bool
 	multi          bool
 	checkDollarKey bool
@@ -681,9 +681,9 @@ func (d *clientUpdateDoc) marshal(bsonOpts *options.BSONOptions, registry *bson.
 
 type clientDeleteDoc struct {
 	namespace int
-	filter    interface{}
+	filter    any
 	collation *options.Collation
-	hint      interface{}
+	hint      any
 	multi     bool
 }
 
diff --git a/mongo/client_bulk_write_models.go b/mongo/client_bulk_write_models.go
index 87550eee1f..da0ea18e3d 100644
--- a/mongo/client_bulk_write_models.go
+++ b/mongo/client_bulk_write_models.go
@@ -24,7 +24,7 @@ type ClientWriteModel interface {
 //
 // See corresponding setter methods for documentation.
 type ClientInsertOneModel struct {
-	Document interface{}
+	Document any
 }
 
 // NewClientInsertOneModel creates a new ClientInsertOneModel.
@@ -37,7 +37,7 @@ func (*ClientInsertOneModel) clientWriteModel() {}
 // SetDocument specifies the document to be inserted. The document cannot be nil. If it does not have an _id field when
 // transformed into BSON, one will be added automatically to the marshalled document. The original document will not be
 // modified.
-func (iom *ClientInsertOneModel) SetDocument(doc interface{}) *ClientInsertOneModel {
+func (iom *ClientInsertOneModel) SetDocument(doc any) *ClientInsertOneModel {
 	iom.Document = doc
 	return iom
 }
@@ -48,11 +48,11 @@ func (iom *ClientInsertOneModel) SetDocument(doc interface{}) *ClientInsertOneMo
 type ClientUpdateOneModel struct {
 	Collation    *options.Collation
 	Upsert       *bool
-	Filter       interface{}
-	Update       interface{}
-	ArrayFilters []interface{}
-	Hint         interface{}
-	Sort         interface{}
+	Filter       any
+	Update       any
+	ArrayFilters []any
+	Hint         any
+	Sort         any
 }
 
 // NewClientUpdateOneModel creates a new ClientUpdateOneModel.
@@ -64,7 +64,7 @@ func (*ClientUpdateOneModel) clientWriteModel() {}
 
 // SetHint specifies the index to use for the operation. This should either be the index name as a string or the index
 // specification as a document. The default value is nil, which means that no hint will be sent.
-func (uom *ClientUpdateOneModel) SetHint(hint interface{}) *ClientUpdateOneModel {
+func (uom *ClientUpdateOneModel) SetHint(hint any) *ClientUpdateOneModel {
 	uom.Hint = hint
 	return uom
 }
@@ -72,21 +72,21 @@ func (uom *ClientUpdateOneModel) SetHint(hint interface{}) *ClientUpdateOneModel
 // SetFilter specifies a filter to use to select the document to update. The filter must be a document containing query
 // operators. It cannot be nil. If the filter matches multiple documents, one will be selected from the matching
 // documents.
-func (uom *ClientUpdateOneModel) SetFilter(filter interface{}) *ClientUpdateOneModel {
+func (uom *ClientUpdateOneModel) SetFilter(filter any) *ClientUpdateOneModel {
 	uom.Filter = filter
 	return uom
 }
 
 // SetUpdate specifies the modifications to be made to the selected document. The value must be a document containing
 // update operators (https://www.mongodb.com/docs/manual/reference/operator/update/). It cannot be nil or empty.
-func (uom *ClientUpdateOneModel) SetUpdate(update interface{}) *ClientUpdateOneModel {
+func (uom *ClientUpdateOneModel) SetUpdate(update any) *ClientUpdateOneModel {
 	uom.Update = update
 	return uom
 }
 
 // SetArrayFilters specifies a set of filters to determine which elements should be modified when updating an array
 // field.
-func (uom *ClientUpdateOneModel) SetArrayFilters(filters []interface{}) *ClientUpdateOneModel {
+func (uom *ClientUpdateOneModel) SetArrayFilters(filters []any) *ClientUpdateOneModel {
 	uom.ArrayFilters = filters
 	return uom
 }
@@ -110,7 +110,7 @@ func (uom *ClientUpdateOneModel) SetUpsert(upsert bool) *ClientUpdateOneModel {
 // matched by the sort order will be updated. This option is only valid for MongoDB versions >= 8.0. The sort parameter
 // is evaluated sequentially, so the driver will return an error if it is a multi-key map (which is unordeded). The
 // default value is nil.
-func (uom *ClientUpdateOneModel) SetSort(sort interface{}) *ClientUpdateOneModel {
+func (uom *ClientUpdateOneModel) SetSort(sort any) *ClientUpdateOneModel {
 	uom.Sort = sort
 	return uom
 }
@@ -121,10 +121,10 @@ func (uom *ClientUpdateOneModel) SetSort(sort interface{}) *ClientUpdateOneModel
 type ClientUpdateManyModel struct {
 	Collation    *options.Collation
 	Upsert       *bool
-	Filter       interface{}
-	Update       interface{}
-	ArrayFilters []interface{}
-	Hint         interface{}
+	Filter       any
+	Update       any
+	ArrayFilters []any
+	Hint         any
 }
 
 // NewClientUpdateManyModel creates a new ClientUpdateManyModel.
@@ -136,28 +136,28 @@ func (*ClientUpdateManyModel) clientWriteModel() {}
 
 // SetHint specifies the index to use for the operation. This should either be the index name as a string or the index
 // specification as a document. The default value is nil, which means that no hint will be sent.
-func (umm *ClientUpdateManyModel) SetHint(hint interface{}) *ClientUpdateManyModel {
+func (umm *ClientUpdateManyModel) SetHint(hint any) *ClientUpdateManyModel {
 	umm.Hint = hint
 	return umm
 }
 
 // SetFilter specifies a filter to use to select documents to update. The filter must be a document containing query
 // operators. It cannot be nil.
-func (umm *ClientUpdateManyModel) SetFilter(filter interface{}) *ClientUpdateManyModel {
+func (umm *ClientUpdateManyModel) SetFilter(filter any) *ClientUpdateManyModel {
 	umm.Filter = filter
 	return umm
 }
 
 // SetUpdate specifies the modifications to be made to the selected documents. The value must be a document containing
 // update operators (https://www.mongodb.com/docs/manual/reference/operator/update/). It cannot be nil or empty.
-func (umm *ClientUpdateManyModel) SetUpdate(update interface{}) *ClientUpdateManyModel {
+func (umm *ClientUpdateManyModel) SetUpdate(update any) *ClientUpdateManyModel {
 	umm.Update = update
 	return umm
 }
 
 // SetArrayFilters specifies a set of filters to determine which elements should be modified when updating an array
 // field.
-func (umm *ClientUpdateManyModel) SetArrayFilters(filters []interface{}) *ClientUpdateManyModel {
+func (umm *ClientUpdateManyModel) SetArrayFilters(filters []any) *ClientUpdateManyModel {
 	umm.ArrayFilters = filters
 	return umm
 }
@@ -183,10 +183,10 @@ func (umm *ClientUpdateManyModel) SetUpsert(upsert bool) *ClientUpdateManyModel
 type ClientReplaceOneModel struct {
 	Collation   *options.Collation
 	Upsert      *bool
-	Filter      interface{}
-	Replacement interface{}
-	Hint        interface{}
-	Sort        interface{}
+	Filter      any
+	Replacement any
+	Hint        any
+	Sort        any
 }
 
 // NewClientReplaceOneModel creates a new ClientReplaceOneModel.
@@ -198,7 +198,7 @@ func (*ClientReplaceOneModel) clientWriteModel() {}
 
 // SetHint specifies the index to use for the operation. This should either be the index name as a string or the index
 // specification as a document. The default value is nil, which means that no hint will be sent.
-func (rom *ClientReplaceOneModel) SetHint(hint interface{}) *ClientReplaceOneModel {
+func (rom *ClientReplaceOneModel) SetHint(hint any) *ClientReplaceOneModel {
 	rom.Hint = hint
 	return rom
 }
@@ -206,14 +206,14 @@ func (rom *ClientReplaceOneModel) SetHint(hint interface{}) *ClientReplaceOneMod
 // SetFilter specifies a filter to use to select the document to replace. The filter must be a document containing query
 // operators. It cannot be nil. If the filter matches multiple documents, one will be selected from the matching
 // documents.
-func (rom *ClientReplaceOneModel) SetFilter(filter interface{}) *ClientReplaceOneModel {
+func (rom *ClientReplaceOneModel) SetFilter(filter any) *ClientReplaceOneModel {
 	rom.Filter = filter
 	return rom
 }
 
 // SetReplacement specifies a document that will be used to replace the selected document. It cannot be nil and cannot
 // contain any update operators (https://www.mongodb.com/docs/manual/reference/operator/update/).
-func (rom *ClientReplaceOneModel) SetReplacement(rep interface{}) *ClientReplaceOneModel {
+func (rom *ClientReplaceOneModel) SetReplacement(rep any) *ClientReplaceOneModel {
 	rom.Replacement = rep
 	return rom
 }
@@ -237,7 +237,7 @@ func (rom *ClientReplaceOneModel) SetUpsert(upsert bool) *ClientReplaceOneModel
 // matched by the sort order will be replaced. This option is only valid for MongoDB versions >= 8.0. The sort parameter
 // is evaluated sequentially, so the driver will return an error if it is a multi-key map (which is unordeded). The
 // default value is nil.
-func (rom *ClientReplaceOneModel) SetSort(sort interface{}) *ClientReplaceOneModel {
+func (rom *ClientReplaceOneModel) SetSort(sort any) *ClientReplaceOneModel {
 	rom.Sort = sort
 	return rom
 }
@@ -246,9 +246,9 @@ func (rom *ClientReplaceOneModel) SetSort(sort interface{}) *ClientReplaceOneMod
 //
 // See corresponding setter methods for documentation.
 type ClientDeleteOneModel struct {
-	Filter    interface{}
+	Filter    any
 	Collation *options.Collation
-	Hint      interface{}
+	Hint      any
 }
 
 // NewClientDeleteOneModel creates a new ClientDeleteOneModel.
@@ -261,7 +261,7 @@ func (*ClientDeleteOneModel) clientWriteModel() {}
 // SetFilter specifies a filter to use to select the document to delete. The filter must be a document containing query
 // operators. It cannot be nil. If the filter matches multiple documents, one will be selected from the matching
 // documents.
-func (dom *ClientDeleteOneModel) SetFilter(filter interface{}) *ClientDeleteOneModel {
+func (dom *ClientDeleteOneModel) SetFilter(filter any) *ClientDeleteOneModel {
 	dom.Filter = filter
 	return dom
 }
@@ -275,7 +275,7 @@ func (dom *ClientDeleteOneModel) SetCollation(collation *options.Collation) *Cli
 
 // SetHint specifies the index to use for the operation. This should either be the index name as a string or the index
 // specification as a document. The default value is nil, which means that no hint will be sent.
-func (dom *ClientDeleteOneModel) SetHint(hint interface{}) *ClientDeleteOneModel {
+func (dom *ClientDeleteOneModel) SetHint(hint any) *ClientDeleteOneModel {
 	dom.Hint = hint
 	return dom
 }
@@ -284,9 +284,9 @@ func (dom *ClientDeleteOneModel) SetHint(hint interface{}) *ClientDeleteOneModel
 //
 // See corresponding setter methods for documentation.
 type ClientDeleteManyModel struct {
-	Filter    interface{}
+	Filter    any
 	Collation *options.Collation
-	Hint      interface{}
+	Hint      any
 }
 
 // NewClientDeleteManyModel creates a new ClientDeleteManyModel.
@@ -298,7 +298,7 @@ func (*ClientDeleteManyModel) clientWriteModel() {}
 
 // SetFilter specifies a filter to use to select documents to delete. The filter must be a document containing query
 // operators. It cannot be nil.
-func (dmm *ClientDeleteManyModel) SetFilter(filter interface{}) *ClientDeleteManyModel {
+func (dmm *ClientDeleteManyModel) SetFilter(filter any) *ClientDeleteManyModel {
 	dmm.Filter = filter
 	return dmm
 }
@@ -312,7 +312,7 @@ func (dmm *ClientDeleteManyModel) SetCollation(collation *options.Collation) *Cl
 
 // SetHint specifies the index to use for the operation. This should either be the index name as a string or the index
 // specification as a document. The default value is nil, which means that no hint will be sent.
-func (dmm *ClientDeleteManyModel) SetHint(hint interface{}) *ClientDeleteManyModel {
+func (dmm *ClientDeleteManyModel) SetHint(hint any) *ClientDeleteManyModel {
 	dmm.Hint = hint
 	return dmm
 }
diff --git a/mongo/client_encryption.go b/mongo/client_encryption.go
index dc48542977..32851ffffb 100644
--- a/mongo/client_encryption.go
+++ b/mongo/client_encryption.go
@@ -82,7 +82,7 @@ func NewClientEncryption(keyVaultClient *Client, opts ...options.Lister[options.
 // It returns the created collection and the encrypted fields document used to create it.
 func (ce *ClientEncryption) CreateEncryptedCollection(ctx context.Context,
 	db *Database, coll string, createOpts options.Lister[options.CreateCollectionOptions],
-	kmsProvider string, masterKey interface{}) (*Collection, bson.M, error) {
+	kmsProvider string, masterKey any) (*Collection, bson.M, error) {
 	if ce.closed {
 		return nil, nil, ErrClientDisconnected
 	}
@@ -273,7 +273,7 @@ func (ce *ClientEncryption) Encrypt(
 // {$and: [{$gt: [<fieldpath>, <value1>]}, {$lt: [<fieldpath>, <value2>]}]
 // $gt may also be $gte. $lt may also be $lte.
 // Only supported for queryType "range"
-func (ce *ClientEncryption) EncryptExpression(ctx context.Context, expr interface{}, result interface{}, opts ...options.Lister[options.EncryptOptions]) error {
+func (ce *ClientEncryption) EncryptExpression(ctx context.Context, expr any, result any, opts ...options.Lister[options.EncryptOptions]) error {
 	if ce.closed {
 		return ErrClientDisconnected
 	}
@@ -444,7 +444,7 @@ func setRewrapManyDataKeyWriteModels(rewrappedDocuments []bsoncore.Document, wri
 // libmongocrypt 1.5.2 is required. An error is returned if the detected version of libmongocrypt is less than 1.5.2.
 func (ce *ClientEncryption) RewrapManyDataKey(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.RewrapManyDataKeyOptions],
 ) (*RewrapManyDataKeyResult, error) {
 	// libmongocrypt versions 1.5.0 and 1.5.1 have a severe bug in RewrapManyDataKey.
diff --git a/mongo/client_examples_test.go b/mongo/client_examples_test.go
index 4ba8aebbf7..971fc74f08 100644
--- a/mongo/client_examples_test.go
+++ b/mongo/client_examples_test.go
@@ -449,8 +449,8 @@ func ExampleConnect_bSONOptions() {
 	// Define a struct that contains a map and a slice and uses "json" struct
 	// tags to specify field names.
 	type myDocument struct {
-		MyMap   map[string]interface{} `json:"a"`
-		MySlice []string               `json:"b"`
+		MyMap   map[string]any `json:"a"`
+		MySlice []string       `json:"b"`
 	}
 
 	// Insert an instance of the struct with all empty fields. Expect the
diff --git a/mongo/client_side_encryption_examples_test.go b/mongo/client_side_encryption_examples_test.go
index 0ca9e2a5aa..8c8d6599ce 100644
--- a/mongo/client_side_encryption_examples_test.go
+++ b/mongo/client_side_encryption_examples_test.go
@@ -24,7 +24,7 @@ func Example_clientSideEncryption() {
 	if _, err := rand.Read(localKey); err != nil {
 		log.Panic(err)
 	}
-	kmsProviders := map[string]map[string]interface{}{
+	kmsProviders := map[string]map[string]any{
 		"local": {
 			"key": localKey,
 		},
@@ -71,7 +71,7 @@ func Example_clientSideEncryptionCreateKey() {
 	uri := "mongodb://localhost:27017"
 	// kmsProviders would have to be populated with the correct KMS provider
 	// information before it's used.
-	var kmsProviders map[string]map[string]interface{}
+	var kmsProviders map[string]map[string]any
 
 	// Create Client and ClientEncryption
 	clientEncryptionOpts := options.ClientEncryption().
@@ -128,7 +128,7 @@ func Example_clientSideEncryptionCreateKey() {
 	// Configure a Client with auto encryption using the new schema
 	dbName := "test"
 	collName := "coll"
-	schemaMap := map[string]interface{}{
+	schemaMap := map[string]any{
 		dbName + "." + collName: schemaDoc,
 	}
 	autoEncryptionOpts := options.AutoEncryption().
@@ -154,7 +154,7 @@ func Example_explictEncryption() {
 	// localMasterKey must be the same master key that was used to create the
 	// encryption key.
 	var localMasterKey []byte
-	kmsProviders := map[string]map[string]interface{}{
+	kmsProviders := map[string]map[string]any{
 		"local": {
 			"key": localMasterKey,
 		},
@@ -268,7 +268,7 @@ func Example_explictEncryptionWithAutomaticDecryption() {
 	// localMasterKey must be the same master key that was used to create the
 	// encryption key.
 	var localMasterKey []byte
-	kmsProviders := map[string]map[string]interface{}{
+	kmsProviders := map[string]map[string]any{
 		"local": {
 			"key": localMasterKey,
 		},
diff --git a/mongo/client_test.go b/mongo/client_test.go
index 204aa52a1e..7e832a15c8 100644
--- a/mongo/client_test.go
+++ b/mongo/client_test.go
@@ -470,7 +470,7 @@ func TestClient(t *testing.T) {
 		}
 		for _, tc := range testCases {
 			t.Run(tc.description, func(t *testing.T) {
-				extraOptions := map[string]interface{}{
+				extraOptions := map[string]any{
 					// Set a mongocryptd path that does not exist. If Connect() attempts to start
 					// mongocryptd, it will cause an error.
 					"mongocryptdPath": "/does/not/exist",
@@ -489,7 +489,7 @@ func TestClient(t *testing.T) {
 
 				_, err := newClient(options.Client().
 					SetAutoEncryptionOptions(options.AutoEncryption().
-						SetKmsProviders(map[string]map[string]interface{}{
+						SetKmsProviders(map[string]map[string]any{
 							"local": {"key": make([]byte, 96)},
 						}).
 						SetExtraOptions(extraOptions)))
diff --git a/mongo/collection.go b/mongo/collection.go
index 80c15c48d0..9da9240c5e 100644
--- a/mongo/collection.go
+++ b/mongo/collection.go
@@ -47,7 +47,7 @@ type Collection struct {
 // aggregateParams is used to store information to configure an Aggregate operation.
 type aggregateParams struct {
 	ctx            context.Context
-	pipeline       interface{}
+	pipeline       any
 	client         *Client
 	bsonOpts       *options.BSONOptions
 	registry       *bson.Registry
@@ -259,15 +259,15 @@ func (coll *Collection) BulkWrite(ctx context.Context, models []WriteModel,
 
 func (coll *Collection) insert(
 	ctx context.Context,
-	documents []interface{},
+	documents []any,
 	opts ...options.Lister[options.InsertManyOptions],
-) ([]interface{}, error) {
+) ([]any, error) {
 
 	if ctx == nil {
 		ctx = context.Background()
 	}
 
-	result := make([]interface{}, len(documents))
+	result := make([]any, len(documents))
 	docs := make([]bsoncore.Document, len(documents))
 
 	for i, doc := range documents {
@@ -371,7 +371,7 @@ func (coll *Collection) insert(
 // The opts parameter can be used to specify options for the operation (see the options.InsertOneOptions documentation.)
 //
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/insert/.
-func (coll *Collection) InsertOne(ctx context.Context, document interface{},
+func (coll *Collection) InsertOne(ctx context.Context, document any,
 	opts ...options.Lister[options.InsertOneOptions]) (*InsertOneResult, error) {
 
 	args, err := mongoutil.NewOptions(opts...)
@@ -393,7 +393,7 @@ func (coll *Collection) InsertOne(ctx context.Context, document interface{},
 			return nil
 		})
 	}
-	res, err := coll.insert(ctx, []interface{}{document}, imOpts)
+	res, err := coll.insert(ctx, []any{document}, imOpts)
 
 	rr, err := processWriteError(err)
 	if rr&rrOne == 0 && rr.isAcknowledged() {
@@ -419,7 +419,7 @@ func (coll *Collection) InsertOne(ctx context.Context, document interface{},
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/insert/.
 func (coll *Collection) InsertMany(
 	ctx context.Context,
-	documents interface{},
+	documents any,
 	opts ...options.Lister[options.InsertManyOptions],
 ) (*InsertManyResult, error) {
 
@@ -431,7 +431,7 @@ func (coll *Collection) InsertMany(
 		return nil, fmt.Errorf("invalid documents: %w", ErrEmptySlice)
 	}
 
-	docSlice := make([]interface{}, 0, dv.Len())
+	docSlice := make([]any, 0, dv.Len())
 	for i := 0; i < dv.Len(); i++ {
 		docSlice = append(docSlice, dv.Index(i).Interface())
 	}
@@ -469,7 +469,7 @@ func (coll *Collection) InsertMany(
 
 func (coll *Collection) delete(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	deleteOne bool,
 	expectedRr returnResult,
 	args *options.DeleteManyOptions,
@@ -586,7 +586,7 @@ func (coll *Collection) delete(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/delete/.
 func (coll *Collection) DeleteOne(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.DeleteOneOptions],
 ) (*DeleteResult, error) {
 	args, err := mongoutil.NewOptions[options.DeleteOneOptions](opts...)
@@ -616,7 +616,7 @@ func (coll *Collection) DeleteOne(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/delete/.
 func (coll *Collection) DeleteMany(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.DeleteManyOptions],
 ) (*DeleteResult, error) {
 	args, err := mongoutil.NewOptions[options.DeleteManyOptions](opts...)
@@ -630,11 +630,11 @@ func (coll *Collection) DeleteMany(
 func (coll *Collection) updateOrReplace(
 	ctx context.Context,
 	filter bsoncore.Document,
-	update interface{},
+	update any,
 	multi bool,
 	expectedRr returnResult,
 	checkDollarKey bool,
-	sort interface{},
+	sort any,
 	args *options.UpdateManyOptions,
 ) (*UpdateResult, error) {
 
@@ -753,8 +753,8 @@ func (coll *Collection) updateOrReplace(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/update/.
 func (coll *Collection) UpdateByID(
 	ctx context.Context,
-	id interface{},
-	update interface{},
+	id any,
+	update any,
 	opts ...options.Lister[options.UpdateOneOptions],
 ) (*UpdateResult, error) {
 	if id == nil {
@@ -779,8 +779,8 @@ func (coll *Collection) UpdateByID(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/update/.
 func (coll *Collection) UpdateOne(
 	ctx context.Context,
-	filter interface{},
-	update interface{},
+	filter any,
+	update any,
 	opts ...options.Lister[options.UpdateOneOptions],
 ) (*UpdateResult, error) {
 	if ctx == nil {
@@ -825,8 +825,8 @@ func (coll *Collection) UpdateOne(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/update/.
 func (coll *Collection) UpdateMany(
 	ctx context.Context,
-	filter interface{},
-	update interface{},
+	filter any,
+	update any,
 	opts ...options.Lister[options.UpdateManyOptions],
 ) (*UpdateResult, error) {
 	if ctx == nil {
@@ -861,8 +861,8 @@ func (coll *Collection) UpdateMany(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/update/.
 func (coll *Collection) ReplaceOne(
 	ctx context.Context,
-	filter interface{},
-	replacement interface{},
+	filter any,
+	replacement any,
 	opts ...options.Lister[options.ReplaceOptions],
 ) (*UpdateResult, error) {
 	if ctx == nil {
@@ -914,7 +914,7 @@ func (coll *Collection) ReplaceOne(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/aggregate/.
 func (coll *Collection) Aggregate(
 	ctx context.Context,
-	pipeline interface{},
+	pipeline any,
 	opts ...options.Lister[options.AggregateOptions],
 ) (*Cursor, error) {
 	a := aggregateParams{
@@ -1104,7 +1104,7 @@ func aggregate(a aggregateParams, opts ...options.Lister[options.AggregateOption
 // result in a full collection scan.
 //
 // The opts parameter can be used to specify options for the operation (see the options.CountOptions documentation).
-func (coll *Collection) CountDocuments(ctx context.Context, filter interface{},
+func (coll *Collection) CountDocuments(ctx context.Context, filter any,
 	opts ...options.Lister[options.CountOptions]) (int64, error) {
 	if ctx == nil {
 		ctx = context.Background()
@@ -1275,7 +1275,7 @@ func (coll *Collection) EstimatedDocumentCount(
 func (coll *Collection) Distinct(
 	ctx context.Context,
 	fieldName string,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.DistinctOptions],
 ) *DistinctResult {
 	if ctx == nil {
@@ -1378,7 +1378,7 @@ func (coll *Collection) Distinct(
 // The opts parameter can be used to specify options for the operation (see the options.FindOptions documentation).
 //
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/find/.
-func (coll *Collection) Find(ctx context.Context, filter interface{},
+func (coll *Collection) Find(ctx context.Context, filter any,
 	opts ...options.Lister[options.FindOptions]) (*Cursor, error) {
 	args, err := mongoutil.NewOptions(opts...)
 	if err != nil {
@@ -1394,7 +1394,7 @@ func (coll *Collection) Find(ctx context.Context, filter interface{},
 
 func (coll *Collection) find(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	omitMaxTimeMS bool,
 	args *options.FindOptions,
 ) (cur *Cursor, err error) {
@@ -1600,7 +1600,7 @@ func newFindArgsFromFindOneArgs(args *options.FindOneOptions) *options.FindOptio
 // The opts parameter can be used to specify options for this operation (see the options.FindOneOptions documentation).
 //
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/find/.
-func (coll *Collection) FindOne(ctx context.Context, filter interface{},
+func (coll *Collection) FindOne(ctx context.Context, filter any,
 	opts ...options.Lister[options.FindOneOptions]) *SingleResult {
 
 	if ctx == nil {
@@ -1691,7 +1691,7 @@ func (coll *Collection) findAndModify(ctx context.Context, op *operation.FindAnd
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/findAndModify/.
 func (coll *Collection) FindOneAndDelete(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.FindOneAndDeleteOptions]) *SingleResult {
 
 	f, err := marshal(filter, coll.bsonOpts, coll.registry)
@@ -1774,8 +1774,8 @@ func (coll *Collection) FindOneAndDelete(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/findAndModify/.
 func (coll *Collection) FindOneAndReplace(
 	ctx context.Context,
-	filter interface{},
-	replacement interface{},
+	filter any,
+	replacement any,
 	opts ...options.Lister[options.FindOneAndReplaceOptions],
 ) *SingleResult {
 
@@ -1877,8 +1877,8 @@ func (coll *Collection) FindOneAndReplace(
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/findAndModify/.
 func (coll *Collection) FindOneAndUpdate(
 	ctx context.Context,
-	filter interface{},
-	update interface{},
+	filter any,
+	update any,
 	opts ...options.Lister[options.FindOneAndUpdateOptions]) *SingleResult {
 
 	if ctx == nil {
@@ -1987,7 +1987,7 @@ func (coll *Collection) FindOneAndUpdate(
 //
 // The opts parameter can be used to specify options for change stream creation (see the options.ChangeStreamOptions
 // documentation).
-func (coll *Collection) Watch(ctx context.Context, pipeline interface{},
+func (coll *Collection) Watch(ctx context.Context, pipeline any,
 	opts ...options.Lister[options.ChangeStreamOptions]) (*ChangeStream, error) {
 
 	csConfig := changeStreamConfig{
@@ -2048,7 +2048,7 @@ func (coll *Collection) Drop(ctx context.Context, opts ...options.Lister[options
 }
 
 // dropEncryptedCollection drops a collection with EncryptedFields.
-func (coll *Collection) dropEncryptedCollection(ctx context.Context, ef interface{}) error {
+func (coll *Collection) dropEncryptedCollection(ctx context.Context, ef any) error {
 	efBSON, err := marshal(ef, coll.bsonOpts, coll.registry)
 	if err != nil {
 		return fmt.Errorf("error transforming document: %w", err)
@@ -2241,7 +2241,7 @@ func makeOutputAggregateSelector(
 // isUnorderedMap returns true if val is a map with more than 1 element. It is typically used to
 // check for unordered Go values that are used in nested command documents where different field
 // orders mean different things. Examples are the "sort" and "hint" fields.
-func isUnorderedMap(val interface{}) bool {
+func isUnorderedMap(val any) bool {
 	refValue := reflect.ValueOf(val)
 	return refValue.Kind() == reflect.Map && refValue.Len() > 1
 }
diff --git a/mongo/collection_test.go b/mongo/collection_test.go
index 23a1209e11..e20d97dd61 100644
--- a/mongo/collection_test.go
+++ b/mongo/collection_test.go
@@ -95,7 +95,7 @@ func TestCollection(t *testing.T) {
 		_, err = coll.InsertOne(bgCtx, doc)
 		assert.Equal(t, ErrClientDisconnected, err, "expected error %v, got %v", ErrClientDisconnected, err)
 
-		_, err = coll.InsertMany(bgCtx, []interface{}{doc})
+		_, err = coll.InsertMany(bgCtx, []any{doc})
 		assert.Equal(t, ErrClientDisconnected, err, "expected error %v, got %v", ErrClientDisconnected, err)
 
 		_, err = coll.DeleteOne(bgCtx, doc)
@@ -155,7 +155,7 @@ func TestCollection(t *testing.T) {
 		_, err = coll.InsertMany(bgCtx, nil)
 		assert.True(t, errors.Is(err, ErrNotSlice), "expected error %v, got %v", ErrNotSlice, err)
 
-		_, err = coll.InsertMany(bgCtx, []interface{}{})
+		_, err = coll.InsertMany(bgCtx, []any{})
 		assert.True(t, errors.Is(err, ErrEmptySlice), "expected error %v, got %v", ErrEmptySlice, err)
 
 		_, err = coll.InsertMany(bgCtx, "x")
diff --git a/mongo/crud_examples_test.go b/mongo/crud_examples_test.go
index ff61f19f3d..10619b5cd1 100644
--- a/mongo/crud_examples_test.go
+++ b/mongo/crud_examples_test.go
@@ -493,7 +493,7 @@ func ExampleCollection_InsertMany() {
 	// Insert documents {name: "Alice"} and {name: "Bob"}.
 	// Set the Ordered option to false to allow both operations to happen even
 	// if one of them errors.
-	docs := []interface{}{
+	docs := []any{
 		bson.D{{"name", "Alice"}},
 		bson.D{{"name", "Bob"}},
 	}
@@ -761,7 +761,7 @@ func ExampleClient_StartSession_withTransaction() {
 	txnOpts.SetReadPreference(readpref.PrimaryPreferred())
 	result, err := sess.WithTransaction(
 		context.TODO(),
-		func(ctx context.Context) (interface{}, error) {
+		func(ctx context.Context) (any, error) {
 			// Use the context.Context as the Context parameter for
 			// InsertOne and FindOne so both operations are run in the same
 			// transaction.
@@ -1106,7 +1106,7 @@ func ExampleCollection_Find_primitiveRegex() {
 
 	// Create a slice of documents to insert. We will lookup a subset of
 	// these documents using regex.
-	toInsert := []interface{}{
+	toInsert := []any{
 		Pet{Type: "cat", Name: "Mo"},
 		Pet{Type: "dog", Name: "Loki"},
 	}
@@ -1147,7 +1147,7 @@ func ExampleCollection_Find_regex() {
 
 	// Create a slice of documents to insert. We will lookup a subset of
 	// these documents using regex.
-	toInsert := []interface{}{
+	toInsert := []any{
 		Pet{Type: "cat", Name: "Mo"},
 		Pet{Type: "dog", Name: "Loki"},
 	}
diff --git a/mongo/cursor.go b/mongo/cursor.go
index 583cbd00df..743622e88b 100644
--- a/mongo/cursor.go
+++ b/mongo/cursor.go
@@ -86,7 +86,7 @@ func newEmptyCursor() *Cursor {
 // bson.NewRegistry() will be used.
 //
 // The documents parameter must be a slice of documents. The slice may be nil or empty, but all elements must be non-nil.
-func NewCursorFromDocuments(documents []interface{}, preloadedErr error, registry *bson.Registry) (*Cursor, error) {
+func NewCursorFromDocuments(documents []any, preloadedErr error, registry *bson.Registry) (*Cursor, error) {
 	if registry == nil {
 		registry = defaultRegistry
 	}
@@ -303,7 +303,7 @@ func getDecoder(
 
 // Decode will unmarshal the current document into val and return any errors from the unmarshalling process without any
 // modification. If val is nil or is a typed nil, an error will be returned.
-func (c *Cursor) Decode(val interface{}) error {
+func (c *Cursor) Decode(val any) error {
 	dec := getDecoder(c.Current, c.bsonOpts, c.registry)
 
 	return dec.Decode(val)
@@ -325,7 +325,7 @@ func (c *Cursor) Close(ctx context.Context) error {
 // cursor has been iterated, any previously iterated documents will not be included in results.
 //
 // This method requires driver version >= 1.1.0.
-func (c *Cursor) All(ctx context.Context, results interface{}) error {
+func (c *Cursor) All(ctx context.Context, results any) error {
 	resultsVal := reflect.ValueOf(results)
 	if resultsVal.Kind() != reflect.Ptr {
 		return fmt.Errorf("results argument must be a pointer to a slice, but was a %s", resultsVal.Kind())
@@ -434,7 +434,7 @@ func (c *Cursor) SetMaxAwaitTime(dur time.Duration) {
 
 // SetComment will set a user-configurable comment that can be used to identify
 // the operation in server logs.
-func (c *Cursor) SetComment(comment interface{}) {
+func (c *Cursor) SetComment(comment any) {
 	c.bc.SetComment(comment)
 }
 
diff --git a/mongo/cursor_test.go b/mongo/cursor_test.go
index 4573c9f9ac..283ca373f3 100644
--- a/mongo/cursor_test.go
+++ b/mongo/cursor_test.go
@@ -99,7 +99,7 @@ func (tbc *testBatchCursor) Close(context.Context) error {
 }
 
 func (tbc *testBatchCursor) SetBatchSize(int32)            {}
-func (tbc *testBatchCursor) SetComment(interface{})        {}
+func (tbc *testBatchCursor) SetComment(any)                {}
 func (tbc *testBatchCursor) SetMaxAwaitTime(time.Duration) {}
 func (tbc *testBatchCursor) MaxAwaitTime() *time.Duration  { return nil }
 
@@ -204,7 +204,7 @@ func TestCursor(t *testing.T) {
 		})
 
 		t.Run("does not error given interface as parameter", func(t *testing.T) {
-			var docs interface{} = []bson.D{}
+			var docs any = []bson.D{}
 
 			cursor, err := newCursor(newTestBatchCursor(1, 5), nil, nil)
 			require.NoError(t, err, "newCursor error: %v", err)
@@ -214,7 +214,7 @@ func TestCursor(t *testing.T) {
 			assert.Len(t, docs.([]bson.D), 5, "expected 5 documents, got %v", len(docs.([]bson.D)))
 		})
 		t.Run("errors when not given pointer to slice", func(t *testing.T) {
-			var docs interface{} = "test"
+			var docs any = "test"
 
 			cursor, err := newCursor(newTestBatchCursor(1, 5), nil, nil)
 			require.NoError(t, err, "newCursor error: %v", err)
@@ -249,7 +249,7 @@ func TestCursor(t *testing.T) {
 func TestNewCursorFromDocuments(t *testing.T) {
 	// Mock documents returned by Find in a Cursor.
 	t.Run("mock Find", func(t *testing.T) {
-		findResult := []interface{}{
+		findResult := []any{
 			bson.D{{"_id", 0}, {"foo", "bar"}},
 			bson.D{{"_id", 1}, {"baz", "qux"}},
 			bson.D{{"_id", 2}, {"quux", "quuz"}},
@@ -285,7 +285,7 @@ func TestNewCursorFromDocuments(t *testing.T) {
 	// Mock an error in a Cursor.
 	t.Run("mock Find with error", func(t *testing.T) {
 		mockErr := fmt.Errorf("mock error")
-		findResult := []interface{}{bson.D{{"_id", 0}, {"foo", "bar"}}}
+		findResult := []any{bson.D{{"_id", 0}, {"foo", "bar"}}}
 		cur, err := NewCursorFromDocuments(findResult, mockErr, nil)
 		require.NoError(t, err, "NewCursorFromDocuments error: %v", err)
 
@@ -334,7 +334,7 @@ func TestGetDecoder(t *testing.T) {
 
 func BenchmarkNewCursorFromDocuments(b *testing.B) {
 	// Prepare sample data
-	documents := []interface{}{
+	documents := []any{
 		bson.D{{"_id", 0}, {"foo", "bar"}},
 		bson.D{{"_id", 1}, {"baz", "qux"}},
 		bson.D{{"_id", 2}, {"quux", "quuz"}},
diff --git a/mongo/database.go b/mongo/database.go
index 8476aeb201..0d2690c4bd 100644
--- a/mongo/database.go
+++ b/mongo/database.go
@@ -132,7 +132,7 @@ func (db *Database) Collection(name string, opts ...options.Lister[options.Colle
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/aggregate/.
 func (db *Database) Aggregate(
 	ctx context.Context,
-	pipeline interface{},
+	pipeline any,
 	opts ...options.Lister[options.AggregateOptions],
 ) (*Cursor, error) {
 	a := aggregateParams{
@@ -154,7 +154,7 @@ func (db *Database) Aggregate(
 
 func (db *Database) processRunCommand(
 	ctx context.Context,
-	cmd interface{},
+	cmd any,
 	cursorCommand bool,
 	opts ...options.Lister[options.RunCmdOptions],
 ) (*operation.Command, *session.Client, error) {
@@ -237,7 +237,7 @@ func (db *Database) processRunCommand(
 // - maxTimeMS when Timeout is set on the Client
 func (db *Database) RunCommand(
 	ctx context.Context,
-	runCommand interface{},
+	runCommand any,
 	opts ...options.Lister[options.RunCmdOptions],
 ) *SingleResult {
 	if ctx == nil {
@@ -279,7 +279,7 @@ func (db *Database) RunCommand(
 // - maxTimeMS when Timeout is set on the Client
 func (db *Database) RunCommandCursor(
 	ctx context.Context,
-	runCommand interface{},
+	runCommand any,
 	opts ...options.Lister[options.RunCmdOptions],
 ) (*Cursor, error) {
 	if ctx == nil {
@@ -366,7 +366,7 @@ func (db *Database) Drop(ctx context.Context) error {
 // For more information about the command, see https://www.mongodb.com/docs/manual/reference/command/listCollections/.
 func (db *Database) ListCollectionSpecifications(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.ListCollectionsOptions],
 ) ([]CollectionSpecification, error) {
 	cursor, err := db.ListCollections(ctx, filter, opts...)
@@ -429,7 +429,7 @@ func (db *Database) ListCollectionSpecifications(
 // MongoDB version 2.6.
 func (db *Database) ListCollections(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.ListCollectionsOptions],
 ) (*Cursor, error) {
 	if ctx == nil {
@@ -531,7 +531,7 @@ func (db *Database) ListCollections(
 // MongoDB version 2.6.
 func (db *Database) ListCollectionNames(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.ListCollectionsOptions],
 ) ([]string, error) {
 	opts = append(opts, options.ListCollections().SetNameOnly(true))
@@ -575,7 +575,7 @@ func (db *Database) ListCollectionNames(
 //
 // The opts parameter can be used to specify options for change stream creation (see the options.ChangeStreamOptions
 // documentation).
-func (db *Database) Watch(ctx context.Context, pipeline interface{},
+func (db *Database) Watch(ctx context.Context, pipeline any,
 	opts ...options.Lister[options.ChangeStreamOptions]) (*ChangeStream, error) {
 
 	csConfig := changeStreamConfig{
@@ -622,7 +622,7 @@ func (db *Database) CreateCollection(ctx context.Context, name string, opts ...o
 
 // getEncryptedFieldsFromServer tries to get an "encryptedFields" document associated with collectionName by running the "listCollections" command.
 // Returns nil and no error if the listCollections command succeeds, but "encryptedFields" is not present.
-func (db *Database) getEncryptedFieldsFromServer(ctx context.Context, collectionName string) (interface{}, error) {
+func (db *Database) getEncryptedFieldsFromServer(ctx context.Context, collectionName string) (any, error) {
 	// Check if collection has an EncryptedFields configured server-side.
 	collSpecs, err := db.ListCollectionSpecifications(ctx, bson.D{{"name", collectionName}})
 	if err != nil {
@@ -652,7 +652,7 @@ func (db *Database) getEncryptedFieldsFromServer(ctx context.Context, collection
 
 // getEncryptedFieldsFromMap tries to get an "encryptedFields" document associated with collectionName by checking the client EncryptedFieldsMap.
 // Returns nil and no error if an EncryptedFieldsMap is not configured, or does not contain an entry for collectionName.
-func (db *Database) getEncryptedFieldsFromMap(collectionName string) interface{} {
+func (db *Database) getEncryptedFieldsFromMap(collectionName string) any {
 	// Check the EncryptedFieldsMap
 	efMap := db.client.encryptedFieldsMap
 	if efMap == nil {
@@ -672,7 +672,7 @@ func (db *Database) getEncryptedFieldsFromMap(collectionName string) interface{}
 func (db *Database) createCollectionWithEncryptedFields(
 	ctx context.Context,
 	name string,
-	ef interface{},
+	ef any,
 	opts ...options.Lister[options.CreateCollectionOptions],
 ) error {
 	efBSON, err := marshal(ef, db.bsonOpts, db.registry)
@@ -896,7 +896,7 @@ func (db *Database) createCollectionOperation(
 //
 // See https://www.mongodb.com/docs/manual/core/views/ for more information
 // about views.
-func (db *Database) CreateView(ctx context.Context, viewName, viewOn string, pipeline interface{},
+func (db *Database) CreateView(ctx context.Context, viewName, viewOn string, pipeline any,
 	opts ...options.Lister[options.CreateViewOptions]) error {
 
 	pipelineArray, _, err := marshalAggregatePipeline(pipeline, db.bsonOpts, db.registry)
diff --git a/mongo/doc.go b/mongo/doc.go
index 21e06b06d3..3756d58f11 100644
--- a/mongo/doc.go
+++ b/mongo/doc.go
@@ -73,8 +73,8 @@
 //	if err != nil { return err }
 //	// do something with result...
 //
-// All Client, Collection, and Database methods that take parameters of type interface{}
-// will return ErrNilDocument if nil is passed in for an interface{}.
+// All Client, Collection, and Database methods that take parameters of type any
+// will return ErrNilDocument if nil is passed in for an any.
 //
 // Additional examples can be found under the examples directory in the driver's repository and
 // on the MongoDB website.
diff --git a/mongo/errors.go b/mongo/errors.go
index a353dbe707..234445ab86 100644
--- a/mongo/errors.go
+++ b/mongo/errors.go
@@ -238,7 +238,7 @@ func IsNetworkError(err error) bool {
 // MarshalError is returned when attempting to marshal a value into a document
 // results in an error.
 type MarshalError struct {
-	Value interface{}
+	Value any
 	Err   error
 
 	// If wrappedMsgOnly is true, Error() only returns the error message from
diff --git a/mongo/gridfs_bucket.go b/mongo/gridfs_bucket.go
index 8bb418ad18..7423077029 100644
--- a/mongo/gridfs_bucket.go
+++ b/mongo/gridfs_bucket.go
@@ -80,7 +80,7 @@ func (b *GridFSBucket) OpenUploadStream(
 // client-level timeout will be used to cap the lifetime of the stream.
 func (b *GridFSBucket) OpenUploadStreamWithID(
 	ctx context.Context,
-	fileID interface{},
+	fileID any,
 	filename string,
 	opts ...options.Lister[options.GridFSUploadOptions],
 ) (*GridFSUploadStream, error) {
@@ -129,7 +129,7 @@ func (b *GridFSBucket) UploadFromStream(
 // client-level timeout will be used to cap the lifetime of the stream.
 func (b *GridFSBucket) UploadFromStreamWithID(
 	ctx context.Context,
-	fileID interface{},
+	fileID any,
 	filename string,
 	source io.Reader,
 	opts ...options.Lister[options.GridFSUploadOptions],
@@ -170,7 +170,7 @@ func (b *GridFSBucket) UploadFromStreamWithID(
 // The context provided to this method controls the entire lifetime of an
 // upload stream io.Writer. If the context does set a deadline, then the
 // client-level timeout will be used to cap the lifetime of the stream.
-func (b *GridFSBucket) OpenDownloadStream(ctx context.Context, fileID interface{}) (*GridFSDownloadStream, error) {
+func (b *GridFSBucket) OpenDownloadStream(ctx context.Context, fileID any) (*GridFSDownloadStream, error) {
 	return b.openDownloadStream(ctx, bson.D{{"_id", fileID}})
 }
 
@@ -185,7 +185,7 @@ func (b *GridFSBucket) OpenDownloadStream(ctx context.Context, fileID interface{
 // The context provided to this method controls the entire lifetime of an
 // upload stream io.Writer. If the context does set a deadline, then the
 // client-level timeout will be used to cap the lifetime of the stream.
-func (b *GridFSBucket) DownloadToStream(ctx context.Context, fileID interface{}, stream io.Writer) (int64, error) {
+func (b *GridFSBucket) DownloadToStream(ctx context.Context, fileID any, stream io.Writer) (int64, error) {
 	ds, err := b.OpenDownloadStream(ctx, fileID)
 	if err != nil {
 		return 0, err
@@ -254,7 +254,7 @@ func (b *GridFSBucket) DownloadToStreamByName(
 // Delete deletes all chunks and metadata associated with the file with the
 // given file ID and runs the underlying delete operations with the provided
 // context.
-func (b *GridFSBucket) Delete(ctx context.Context, fileID interface{}) error {
+func (b *GridFSBucket) Delete(ctx context.Context, fileID any) error {
 	ctx, cancel := csot.WithTimeout(ctx, b.db.client.timeout)
 	defer cancel()
 
@@ -274,7 +274,7 @@ func (b *GridFSBucket) Delete(ctx context.Context, fileID interface{}) error {
 // runs the underlying find query with the provided context.
 func (b *GridFSBucket) Find(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.GridFSFindOptions],
 ) (*Cursor, error) {
 	args, err := mongoutil.NewOptions[options.GridFSFindOptions](opts...)
@@ -306,7 +306,7 @@ func (b *GridFSBucket) Find(
 }
 
 // Rename renames the stored file with the specified file ID.
-func (b *GridFSBucket) Rename(ctx context.Context, fileID interface{}, newFilename string) error {
+func (b *GridFSBucket) Rename(ctx context.Context, fileID any, newFilename string) error {
 	res, err := b.filesColl.UpdateOne(ctx,
 		bson.D{{"_id", fileID}},
 		bson.D{{"$set", bson.D{{"filename", newFilename}}}},
@@ -348,7 +348,7 @@ func (b *GridFSBucket) GetChunksCollection() *Collection {
 
 func (b *GridFSBucket) openDownloadStream(
 	ctx context.Context,
-	filter interface{},
+	filter any,
 	opts ...options.Lister[options.FindOneOptions],
 ) (*GridFSDownloadStream, error) {
 	ctx, cancel := csot.WithTimeout(ctx, b.db.client.timeout)
@@ -398,12 +398,12 @@ func (b *GridFSBucket) downloadToStream(ds *GridFSDownloadStream, stream io.Writ
 	return copied, ds.Close()
 }
 
-func (b *GridFSBucket) deleteChunks(ctx context.Context, fileID interface{}) error {
+func (b *GridFSBucket) deleteChunks(ctx context.Context, fileID any) error {
 	_, err := b.chunksColl.DeleteMany(ctx, bson.D{{"files_id", fileID}})
 	return err
 }
 
-func (b *GridFSBucket) findChunks(ctx context.Context, fileID interface{}) (*Cursor, error) {
+func (b *GridFSBucket) findChunks(ctx context.Context, fileID any) (*Cursor, error) {
 	chunksCursor, err := b.chunksColl.Find(ctx,
 		bson.D{{"files_id", fileID}},
 		options.Find().SetSort(bson.D{{"n", 1}})) // sort by chunk index
diff --git a/mongo/gridfs_bucket_test.go b/mongo/gridfs_bucket_test.go
index 7b01fff1c8..beadbec365 100644
--- a/mongo/gridfs_bucket_test.go
+++ b/mongo/gridfs_bucket_test.go
@@ -19,7 +19,7 @@ import (
 func TestBucket_openDownloadStream(t *testing.T) {
 	tests := []struct {
 		name   string
-		filter interface{}
+		filter any
 		err    error
 	}{
 		{
diff --git a/mongo/gridfs_download_stream.go b/mongo/gridfs_download_stream.go
index 33174854cd..c7967b748f 100644
--- a/mongo/gridfs_download_stream.go
+++ b/mongo/gridfs_download_stream.go
@@ -53,7 +53,7 @@ type GridFSDownloadStream struct {
 type GridFSFile struct {
 	// ID is the file's ID. This will match the file ID specified when uploading the file. If an upload helper that
 	// does not require a file ID was used, this field will be a bson.ObjectID.
-	ID interface{}
+	ID any
 
 	// Length is the length of this file in bytes.
 	Length int64
@@ -79,12 +79,12 @@ var _ bson.Unmarshaler = &GridFSFile{}
 // files collection and can be transformed into a File instance. This type
 // exists to avoid adding BSON struct tags to the exported File type.
 type findFileResponse struct {
-	ID         interface{} `bson:"_id"`
-	Length     int64       `bson:"length"`
-	ChunkSize  int32       `bson:"chunkSize"`
-	UploadDate time.Time   `bson:"uploadDate"`
-	Name       string      `bson:"filename"`
-	Metadata   bson.Raw    `bson:"metadata"`
+	ID         any       `bson:"_id"`
+	Length     int64     `bson:"length"`
+	ChunkSize  int32     `bson:"chunkSize"`
+	UploadDate time.Time `bson:"uploadDate"`
+	Name       string    `bson:"filename"`
+	Metadata   bson.Raw  `bson:"metadata"`
 }
 
 func newFileFromResponse(resp findFileResponse) *GridFSFile {
diff --git a/mongo/gridfs_upload_stream.go b/mongo/gridfs_upload_stream.go
index c1f9277412..ba7883d978 100644
--- a/mongo/gridfs_upload_stream.go
+++ b/mongo/gridfs_upload_stream.go
@@ -29,7 +29,7 @@ var ErrStreamClosed = errors.New("stream is closed or aborted")
 // metadata.
 type GridFSUploadStream struct {
 	*upload // chunk size and metadata
-	FileID  interface{}
+	FileID  any
 
 	chunkIndex  int
 	chunksColl  *Collection // collection to store file chunks
@@ -48,7 +48,7 @@ func newUploadStream(
 	ctx context.Context,
 	cancel context.CancelFunc,
 	up *upload,
-	fileID interface{},
+	fileID any,
 	filename string,
 	chunks, files *Collection,
 ) *GridFSUploadStream {
@@ -150,7 +150,7 @@ func (us *GridFSUploadStream) uploadChunks(ctx context.Context, uploadPartial bo
 		numChunks = int(math.Floor(chunks))
 	}
 
-	docs := make([]interface{}, numChunks)
+	docs := make([]any, numChunks)
 
 	begChunkIndex := us.chunkIndex
 	for i := 0; i < us.bufferIndex; i += int(us.chunkSize) {
diff --git a/mongo/index_view.go b/mongo/index_view.go
index 7198c4cc43..4e692fbc5c 100644
--- a/mongo/index_view.go
+++ b/mongo/index_view.go
@@ -45,7 +45,7 @@ type IndexModel struct {
 	// A document describing which keys should be used for the index. It cannot be nil. This must be an order-preserving
 	// type such as bson.D. Map types such as bson.M are not valid. See https://www.mongodb.com/docs/manual/indexes/#indexes
 	// for examples of valid documents.
-	Keys interface{}
+	Keys any
 
 	// The options to use to create the index.
 	Options *options.IndexOptionsBuilder
@@ -465,7 +465,7 @@ func (iv IndexView) DropOne(
 // DropWithKey drops a collection index by key using the dropIndexes operation.
 //
 // This function is useful to drop an index using its key specification instead of its name.
-func (iv IndexView) DropWithKey(ctx context.Context, keySpecDocument interface{}, opts ...options.Lister[options.DropIndexesOptions]) error {
+func (iv IndexView) DropWithKey(ctx context.Context, keySpecDocument any, opts ...options.Lister[options.DropIndexesOptions]) error {
 	doc, err := marshal(keySpecDocument, iv.coll.bsonOpts, iv.coll.registry)
 	if err != nil {
 		return err
diff --git a/mongo/mongo.go b/mongo/mongo.go
index c12e8ba4e4..703115fdc7 100644
--- a/mongo/mongo.go
+++ b/mongo/mongo.go
@@ -103,7 +103,7 @@ func newEncoderFn(opts *options.BSONOptions, registry *bson.Registry) codecutil.
 // If bsonOpts and registry are specified, the encoder is configured with the requested behaviors.
 // If they are nil, the default behaviors are used.
 func marshal(
-	val interface{},
+	val any,
 	bsonOpts *options.BSONOptions,
 	registry *bson.Registry,
 ) (bsoncore.Document, error) {
@@ -140,17 +140,17 @@ func ensureID(
 	oid bson.ObjectID,
 	bsonOpts *options.BSONOptions,
 	reg *bson.Registry,
-) (bsoncore.Document, interface{}, error) {
+) (bsoncore.Document, any, error) {
 	if reg == nil {
 		reg = defaultRegistry
 	}
 
 	// Try to find the "_id" element. If it exists, try to unmarshal just the
-	// "_id" field as an interface{} and return it along with the unmodified
+	// "_id" field as an any and return it along with the unmodified
 	// BSON document.
 	if _, err := doc.LookupErr("_id"); err == nil {
 		var id struct {
-			ID interface{} `bson:"_id"`
+			ID any `bson:"_id"`
 		}
 		dec := getDecoder(doc, bsonOpts, reg)
 		err = dec.Decode(&id)
@@ -205,7 +205,7 @@ func ensureNoDollarKey(doc bsoncore.Document) error {
 }
 
 func marshalAggregatePipeline(
-	pipeline interface{},
+	pipeline any,
 	bsonOpts *options.BSONOptions,
 	registry *bson.Registry,
 ) (bsoncore.Document, bool, error) {
@@ -293,7 +293,7 @@ func marshalAggregatePipeline(
 }
 
 func marshalUpdateValue(
-	update interface{},
+	update any,
 	bsonOpts *options.BSONOptions,
 	registry *bson.Registry,
 	dollarKeysAllowed bool,
@@ -383,7 +383,7 @@ func marshalUpdateValue(
 }
 
 func marshalValue(
-	val interface{},
+	val any,
 	bsonOpts *options.BSONOptions,
 	registry *bson.Registry,
 ) (bsoncore.Value, error) {
@@ -392,7 +392,7 @@ func marshalValue(
 
 // Build the aggregation pipeline for the CountDocument command.
 func countDocumentsAggregatePipeline(
-	filter interface{},
+	filter any,
 	encOpts *options.BSONOptions,
 	registry *bson.Registry,
 	args *options.CountOptions,
diff --git a/mongo/mongo_test.go b/mongo/mongo_test.go
index 96be905cb5..f0cb6125dc 100644
--- a/mongo/mongo_test.go
+++ b/mongo/mongo_test.go
@@ -31,7 +31,7 @@ func TestEnsureID(t *testing.T) {
 		doc    bsoncore.Document
 		oid    bson.ObjectID
 		want   bsoncore.Document
-		wantID interface{}
+		wantID any
 	}{
 		{
 			description: "missing _id should be first element",
@@ -195,7 +195,7 @@ func TestMarshalAggregatePipeline(t *testing.T) {
 
 	testCases := []struct {
 		name           string
-		pipeline       interface{}
+		pipeline       any
 		arr            bson.A
 		hasOutputStage bool
 		err            error
@@ -246,7 +246,7 @@ func TestMarshalAggregatePipeline(t *testing.T) {
 		},
 		{
 			"bson.A/success",
-			bson.A{bson.D{{"$limit", int32(12345)}}, map[string]interface{}{"$count": "foobar"}},
+			bson.A{bson.D{{"$limit", int32(12345)}}, map[string]any{"$count": "foobar"}},
 			bson.A{
 				bson.D{{"$limit", int(12345)}},
 				bson.D{{"$count", "foobar"}},
@@ -263,7 +263,7 @@ func TestMarshalAggregatePipeline(t *testing.T) {
 		},
 		{
 			"bson.A/success",
-			bson.A{bson.D{{"$limit", int32(12345)}}, map[string]interface{}{"$count": "foobar"}},
+			bson.A{bson.D{{"$limit", int32(12345)}}, map[string]any{"$count": "foobar"}},
 			bson.A{
 				bson.D{{"$limit", int32(12345)}},
 				bson.D{{"$count", "foobar"}},
@@ -272,15 +272,15 @@ func TestMarshalAggregatePipeline(t *testing.T) {
 			nil,
 		},
 		{
-			"[]interface{}/error",
-			[]interface{}{"5"},
+			"[]any/error",
+			[]any{"5"},
 			nil,
 			false,
 			MarshalError{Value: "", Err: errors.New("WriteString can only write while positioned on a Element or Value but is positioned on a TopLevel")},
 		},
 		{
-			"[]interface{}/success",
-			[]interface{}{bson.D{{"$limit", int32(12345)}}, map[string]interface{}{"$count": "foobar"}},
+			"[]any/success",
+			[]any{bson.D{{"$limit", int32(12345)}}, map[string]any{"$count": "foobar"}},
 			bson.A{
 				bson.D{{"$limit", int32(12345)}},
 				bson.D{{"$count", "foobar"}},
@@ -341,14 +341,14 @@ func TestMarshalAggregatePipeline(t *testing.T) {
 		},
 		{
 			"array/error",
-			[1]interface{}{int64(42)},
+			[1]any{int64(42)},
 			nil,
 			false,
 			MarshalError{Value: int64(0), Err: errors.New("WriteInt64 can only write while positioned on a Element or Value but is positioned on a TopLevel")},
 		},
 		{
 			"array/success",
-			[1]interface{}{bson.D{{"$limit", int64(12345)}}},
+			[1]any{bson.D{{"$limit", int64(12345)}}},
 			bson.A{
 				bson.D{{"$limit", int64(12345)}},
 			},
@@ -357,14 +357,14 @@ func TestMarshalAggregatePipeline(t *testing.T) {
 		},
 		{
 			"slice/error",
-			[]interface{}{int64(42)},
+			[]any{int64(42)},
 			nil,
 			false,
 			MarshalError{Value: int64(0), Err: errors.New("WriteInt64 can only write while positioned on a Element or Value but is positioned on a TopLevel")},
 		},
 		{
 			"slice/success",
-			[]interface{}{bson.D{{"$limit", int64(12345)}}},
+			[]any{bson.D{{"$limit", int64(12345)}}},
 			bson.A{
 				bson.D{{"$limit", int64(12345)}},
 			},
@@ -526,7 +526,7 @@ func TestMarshalValue(t *testing.T) {
 
 	testCases := []struct {
 		name     string
-		value    interface{}
+		value    any
 		bsonOpts *options.BSONOptions
 		registry *bson.Registry
 		want     bsoncore.Value
@@ -560,7 +560,7 @@ func TestMarshalValue(t *testing.T) {
 			value: struct {
 				Int         int64
 				NilBytes    []byte
-				NilMap      map[string]interface{}
+				NilMap      map[string]any
 				NilStrings  []string
 				ZeroStruct  struct{ X int } `bson:"_,omitempty"`
 				StringerMap map[*bson.RawValue]bool
diff --git a/mongo/mongocryptd.go b/mongo/mongocryptd.go
index 9e6e9daf11..66aa12b954 100644
--- a/mongo/mongocryptd.go
+++ b/mongo/mongocryptd.go
@@ -132,7 +132,7 @@ func (mc *mongocryptdClient) spawnProcess() error {
 }
 
 // createSpawnArgs creates arguments to spawn mcryptClient. It returns the path and a slice of arguments.
-func createSpawnArgs(opts map[string]interface{}) (string, []string) {
+func createSpawnArgs(opts map[string]any) (string, []string) {
 	var spawnArgs []string
 
 	// get command path
diff --git a/mongo/options/aggregateoptions.go b/mongo/options/aggregateoptions.go
index 070e126583..58ca97d6c4 100644
--- a/mongo/options/aggregateoptions.go
+++ b/mongo/options/aggregateoptions.go
@@ -23,9 +23,9 @@ type AggregateOptions struct {
 	BypassDocumentValidation *bool
 	Collation                *Collation
 	MaxAwaitTime             *time.Duration
-	Comment                  interface{}
-	Hint                     interface{}
-	Let                      interface{}
+	Comment                  any
+	Hint                     any
+	Let                      any
 	Custom                   bson.M
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
@@ -116,7 +116,7 @@ func (ao *AggregateOptionsBuilder) SetMaxAwaitTime(d time.Duration) *AggregateOp
 // SetComment sets the value for the Comment field. Specifies a string or document that will be included in
 // server logs, profiling logs, and currentOp queries to help trace the operation. The default is nil,
 // which means that no comment will be included in the logs.
-func (ao *AggregateOptionsBuilder) SetComment(comment interface{}) *AggregateOptionsBuilder {
+func (ao *AggregateOptionsBuilder) SetComment(comment any) *AggregateOptionsBuilder {
 	ao.Opts = append(ao.Opts, func(opts *AggregateOptions) error {
 		opts.Comment = comment
 
@@ -130,7 +130,7 @@ func (ao *AggregateOptionsBuilder) SetComment(comment interface{}) *AggregateOpt
 // either be the index name as a string or the index specification as a document. The hint does not apply to
 // $lookup and $graphLookup aggregation stages. The driver will return an error if the hint parameter
 // is a multi-key map. The default value is nil, which means that no hint will be sent.
-func (ao *AggregateOptionsBuilder) SetHint(h interface{}) *AggregateOptionsBuilder {
+func (ao *AggregateOptionsBuilder) SetHint(h any) *AggregateOptionsBuilder {
 	ao.Opts = append(ao.Opts, func(opts *AggregateOptions) error {
 		opts.Hint = h
 
@@ -145,7 +145,7 @@ func (ao *AggregateOptionsBuilder) SetHint(h interface{}) *AggregateOptionsBuild
 // option. This must be a document mapping parameter names to values. Values must be constant or closed
 // expressions that do not reference document fields. Parameters can then be accessed as variables in
 // an aggregate expression context (e.g. "$$var").
-func (ao *AggregateOptionsBuilder) SetLet(let interface{}) *AggregateOptionsBuilder {
+func (ao *AggregateOptionsBuilder) SetLet(let any) *AggregateOptionsBuilder {
 	ao.Opts = append(ao.Opts, func(opts *AggregateOptions) error {
 		opts.Let = let
 
diff --git a/mongo/options/autoencryptionoptions.go b/mongo/options/autoencryptionoptions.go
index 64c7c90817..db3508fb4f 100644
--- a/mongo/options/autoencryptionoptions.go
+++ b/mongo/options/autoencryptionoptions.go
@@ -33,13 +33,13 @@ import (
 type AutoEncryptionOptions struct {
 	KeyVaultClientOptions *ClientOptions
 	KeyVaultNamespace     string
-	KmsProviders          map[string]map[string]interface{}
-	SchemaMap             map[string]interface{}
+	KmsProviders          map[string]map[string]any
+	SchemaMap             map[string]any
 	BypassAutoEncryption  *bool
-	ExtraOptions          map[string]interface{}
+	ExtraOptions          map[string]any
 	TLSConfig             map[string]*tls.Config
 	HTTPClient            *http.Client
-	EncryptedFieldsMap    map[string]interface{}
+	EncryptedFieldsMap    map[string]any
 	BypassQueryAnalysis   *bool
 	KeyExpiration         *time.Duration
 }
@@ -74,7 +74,7 @@ func (a *AutoEncryptionOptions) SetKeyVaultNamespace(ns string) *AutoEncryptionO
 }
 
 // SetKmsProviders specifies options for KMS providers. This is required.
-func (a *AutoEncryptionOptions) SetKmsProviders(providers map[string]map[string]interface{}) *AutoEncryptionOptions {
+func (a *AutoEncryptionOptions) SetKmsProviders(providers map[string]map[string]any) *AutoEncryptionOptions {
 	a.KmsProviders = providers
 
 	return a
@@ -87,7 +87,7 @@ func (a *AutoEncryptionOptions) SetKmsProviders(providers map[string]map[string]
 // Supplying a schemaMap provides more security than relying on JSON Schemas obtained from the server. It protects
 // against a malicious server advertising a false JSON Schema, which could trick the client into sending unencrypted
 // data that should be encrypted.
-func (a *AutoEncryptionOptions) SetSchemaMap(schemaMap map[string]interface{}) *AutoEncryptionOptions {
+func (a *AutoEncryptionOptions) SetSchemaMap(schemaMap map[string]any) *AutoEncryptionOptions {
 	a.SchemaMap = schemaMap
 
 	return a
@@ -136,7 +136,7 @@ func (a *AutoEncryptionOptions) SetBypassAutoEncryption(bypass bool) *AutoEncryp
 // absolute path to the directory containing the linked libmongocrypt library. Setting an override
 // path disables the default system library search path. If an override path is specified but the
 // crypt_shared library cannot be loaded, Client creation will return an error. Must be a string.
-func (a *AutoEncryptionOptions) SetExtraOptions(extraOpts map[string]interface{}) *AutoEncryptionOptions {
+func (a *AutoEncryptionOptions) SetExtraOptions(extraOpts map[string]any) *AutoEncryptionOptions {
 	a.ExtraOptions = extraOpts
 
 	return a
@@ -153,7 +153,7 @@ func (a *AutoEncryptionOptions) SetTLSConfig(cfg map[string]*tls.Config) *AutoEn
 
 // SetEncryptedFieldsMap specifies a map from namespace to local EncryptedFieldsMap document.
 // EncryptedFieldsMap is used for Queryable Encryption.
-func (a *AutoEncryptionOptions) SetEncryptedFieldsMap(ef map[string]interface{}) *AutoEncryptionOptions {
+func (a *AutoEncryptionOptions) SetEncryptedFieldsMap(ef map[string]any) *AutoEncryptionOptions {
 	a.EncryptedFieldsMap = ef
 
 	return a
diff --git a/mongo/options/bulkwriteoptions.go b/mongo/options/bulkwriteoptions.go
index 20d0395efe..cbdc7f48f4 100644
--- a/mongo/options/bulkwriteoptions.go
+++ b/mongo/options/bulkwriteoptions.go
@@ -17,9 +17,9 @@ var DefaultOrdered = true
 // See corresponding setter methods for documentation.
 type BulkWriteOptions struct {
 	BypassDocumentValidation *bool
-	Comment                  interface{}
+	Comment                  any
 	Ordered                  *bool
-	Let                      interface{}
+	Let                      any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -49,7 +49,7 @@ func (b *BulkWriteOptionsBuilder) List() []func(*BulkWriteOptions) error {
 // SetComment sets the value for the Comment field. Specifies a string or document that will be included in
 // server logs, profiling logs, and currentOp queries to help tracethe operation.  The default value is nil,
 // which means that no comment will be included in the logs.
-func (b *BulkWriteOptionsBuilder) SetComment(comment interface{}) *BulkWriteOptionsBuilder {
+func (b *BulkWriteOptionsBuilder) SetComment(comment any) *BulkWriteOptionsBuilder {
 	b.Opts = append(b.Opts, func(opts *BulkWriteOptions) error {
 		opts.Comment = comment
 
@@ -89,7 +89,7 @@ func (b *BulkWriteOptionsBuilder) SetBypassDocumentValidation(bypass bool) *Bulk
 // This option is only valid for MongoDB versions >= 5.0. Older servers will report an error for using this option.
 // This must be a document mapping parameter names to values. Values must be constant or closed expressions that do not
 // reference document fields. Parameters can then be accessed as variables in an aggregate expression context (e.g. "$$var").
-func (b *BulkWriteOptionsBuilder) SetLet(let interface{}) *BulkWriteOptionsBuilder {
+func (b *BulkWriteOptionsBuilder) SetLet(let any) *BulkWriteOptionsBuilder {
 	b.Opts = append(b.Opts, func(opts *BulkWriteOptions) error {
 		opts.Let = &let
 
diff --git a/mongo/options/changestreamoptions.go b/mongo/options/changestreamoptions.go
index 5607e10dd0..9e5bb93b02 100644
--- a/mongo/options/changestreamoptions.go
+++ b/mongo/options/changestreamoptions.go
@@ -18,14 +18,14 @@ import (
 type ChangeStreamOptions struct {
 	BatchSize                *int32
 	Collation                *Collation
-	Comment                  interface{}
+	Comment                  any
 	FullDocument             *FullDocument
 	FullDocumentBeforeChange *FullDocument
 	MaxAwaitTime             *time.Duration
-	ResumeAfter              interface{}
+	ResumeAfter              any
 	ShowExpandedEvents       *bool
 	StartAtOperationTime     *bson.Timestamp
-	StartAfter               interface{}
+	StartAfter               any
 	Custom                   bson.M
 	CustomPipeline           bson.M
 }
@@ -71,7 +71,7 @@ func (cso *ChangeStreamOptionsBuilder) SetCollation(c Collation) *ChangeStreamOp
 // SetComment sets the value for the Comment field. Specifies a string or document that will be included in
 // server logs, profiling logs, and currentOp queries to help trace the operation. The default is nil,
 // which means that no comment will be included in the logs.
-func (cso *ChangeStreamOptionsBuilder) SetComment(comment interface{}) *ChangeStreamOptionsBuilder {
+func (cso *ChangeStreamOptionsBuilder) SetComment(comment any) *ChangeStreamOptionsBuilder {
 	cso.Opts = append(cso.Opts, func(opts *ChangeStreamOptions) error {
 		opts.Comment = comment
 		return nil
@@ -114,7 +114,7 @@ func (cso *ChangeStreamOptionsBuilder) SetMaxAwaitTime(d time.Duration) *ChangeS
 // SetResumeAfter sets the value for the ResumeAfter field. Specifies a document specifying the logical starting
 // point for the change stream. Only changes corresponding to an oplog entry immediately after the resume token
 // will be returned. If this is specified, StartAtOperationTime and StartAfter must not be set.
-func (cso *ChangeStreamOptionsBuilder) SetResumeAfter(rt interface{}) *ChangeStreamOptionsBuilder {
+func (cso *ChangeStreamOptionsBuilder) SetResumeAfter(rt any) *ChangeStreamOptionsBuilder {
 	cso.Opts = append(cso.Opts, func(opts *ChangeStreamOptions) error {
 		opts.ResumeAfter = rt
 		return nil
@@ -151,7 +151,7 @@ func (cso *ChangeStreamOptionsBuilder) SetStartAtOperationTime(t *bson.Timestamp
 // the collection has been dropped and recreated or renamed. Only changes corresponding to an oplog entry
 // immediately after the specified token will be returned. If this is specified, ResumeAfter and
 // StartAtOperationTime must not be set. This option is only valid for MongoDB versions >= 4.1.1.
-func (cso *ChangeStreamOptionsBuilder) SetStartAfter(sa interface{}) *ChangeStreamOptionsBuilder {
+func (cso *ChangeStreamOptionsBuilder) SetStartAfter(sa any) *ChangeStreamOptionsBuilder {
 	cso.Opts = append(cso.Opts, func(opts *ChangeStreamOptions) error {
 		opts.StartAfter = sa
 		return nil
diff --git a/mongo/options/clientbulkwriteoptions.go b/mongo/options/clientbulkwriteoptions.go
index fd6933822b..90d6c24146 100644
--- a/mongo/options/clientbulkwriteoptions.go
+++ b/mongo/options/clientbulkwriteoptions.go
@@ -16,9 +16,9 @@ import (
 // See corresponding setter methods for documentation.
 type ClientBulkWriteOptions struct {
 	BypassDocumentValidation *bool
-	Comment                  interface{}
+	Comment                  any
 	Ordered                  *bool
-	Let                      interface{}
+	Let                      any
 	WriteConcern             *writeconcern.WriteConcern
 	VerboseResults           *bool
 
@@ -51,7 +51,7 @@ func (b *ClientBulkWriteOptionsBuilder) List() []func(*ClientBulkWriteOptions) e
 // SetComment sets the value for the Comment field. Specifies a string or document that will be included in
 // server logs, profiling logs, and currentOp queries to help tracethe operation.  The default value is nil,
 // which means that no comment will be included in the logs.
-func (b *ClientBulkWriteOptionsBuilder) SetComment(comment interface{}) *ClientBulkWriteOptionsBuilder {
+func (b *ClientBulkWriteOptionsBuilder) SetComment(comment any) *ClientBulkWriteOptionsBuilder {
 	b.Opts = append(b.Opts, func(opts *ClientBulkWriteOptions) error {
 		opts.Comment = comment
 
@@ -90,7 +90,7 @@ func (b *ClientBulkWriteOptionsBuilder) SetBypassDocumentValidation(bypass bool)
 // SetLet sets the value for the Let field. Let specifies parameters for all update and delete commands in the BulkWrite.
 // This must be a document mapping parameter names to values. Values must be constant or closed expressions that do not
 // reference document fields. Parameters can then be accessed as variables in an aggregate expression context (e.g. "$$var").
-func (b *ClientBulkWriteOptionsBuilder) SetLet(let interface{}) *ClientBulkWriteOptionsBuilder {
+func (b *ClientBulkWriteOptionsBuilder) SetLet(let any) *ClientBulkWriteOptionsBuilder {
 	b.Opts = append(b.Opts, func(opts *ClientBulkWriteOptions) error {
 		opts.Let = &let
 
diff --git a/mongo/options/clientencryptionoptions.go b/mongo/options/clientencryptionoptions.go
index cd249d0e76..a6c477a7a9 100644
--- a/mongo/options/clientencryptionoptions.go
+++ b/mongo/options/clientencryptionoptions.go
@@ -20,7 +20,7 @@ import (
 // See corresponding setter methods for documentation.
 type ClientEncryptionOptions struct {
 	KeyVaultNamespace string
-	KmsProviders      map[string]map[string]interface{}
+	KmsProviders      map[string]map[string]any
 	TLSConfig         map[string]*tls.Config
 	HTTPClient        *http.Client
 	KeyExpiration     *time.Duration
@@ -60,7 +60,7 @@ func (c *ClientEncryptionOptionsBuilder) SetKeyVaultNamespace(ns string) *Client
 }
 
 // SetKmsProviders specifies options for KMS providers. This is required.
-func (c *ClientEncryptionOptionsBuilder) SetKmsProviders(providers map[string]map[string]interface{}) *ClientEncryptionOptionsBuilder {
+func (c *ClientEncryptionOptionsBuilder) SetKmsProviders(providers map[string]map[string]any) *ClientEncryptionOptionsBuilder {
 	c.Opts = append(c.Opts, func(opts *ClientEncryptionOptions) error {
 		opts.KmsProviders = providers
 		return nil
@@ -117,7 +117,7 @@ func (c *ClientEncryptionOptionsBuilder) SetKeyExpiration(expiration time.Durati
 // to be considered trusted when making a TLS connection (e.g. "tlsCaFile=/path/to/caFile").
 //
 // This should only be used to set custom TLS options. By default, the connection will use an empty tls.Config{} with MinVersion set to tls.VersionTLS12.
-func BuildTLSConfig(tlsOpts map[string]interface{}) (*tls.Config, error) {
+func BuildTLSConfig(tlsOpts map[string]any) (*tls.Config, error) {
 	// use TLS min version 1.2 to enforce more secure hash algorithms and advanced cipher suites
 	cfg := &tls.Config{MinVersion: tls.VersionTLS12}
 
diff --git a/mongo/options/clientoptions.go b/mongo/options/clientoptions.go
index a4f17e36ad..adc880a5e9 100644
--- a/mongo/options/clientoptions.go
+++ b/mongo/options/clientoptions.go
@@ -207,7 +207,7 @@ type BSONOptions struct {
 
 	// DefaultDocumentM causes the driver to always unmarshal documents into the
 	// bson.M type. This behavior is restricted to data typed as
-	// "interface{}" or "map[string]interface{}".
+	// "any" or "map[string]any".
 	DefaultDocumentM bool
 
 	// ObjectIDAsHexString causes the Decoder to decode object IDs to their hex
diff --git a/mongo/options/clientoptions_test.go b/mongo/options/clientoptions_test.go
index 3457bc43f1..07e3c12bdc 100644
--- a/mongo/options/clientoptions_test.go
+++ b/mongo/options/clientoptions_test.go
@@ -52,10 +52,10 @@ func TestClientOptions(t *testing.T) {
 	t.Run("Set", func(t *testing.T) {
 		testCases := []struct {
 			name        string
-			fn          interface{} // method to be run
-			arg         interface{} // argument for method
-			field       string      // field to be set
-			dereference bool        // Should we compare a pointer or the field
+			fn          any    // method to be run
+			arg         any    // argument for method
+			field       string // field to be set
+			dereference bool   // Should we compare a pointer or the field
 		}{
 			{"AppName", (*ClientOptions).SetAppName, "example-application", "AppName", true},
 			{"Auth", (*ClientOptions).SetAuth, Credential{Username: "foo", Password: "bar"}, "Auth", true},
diff --git a/mongo/options/countoptions.go b/mongo/options/countoptions.go
index 3e689d9a54..9cf5924a4a 100644
--- a/mongo/options/countoptions.go
+++ b/mongo/options/countoptions.go
@@ -14,8 +14,8 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 // See corresponding setter methods for documentation.
 type CountOptions struct {
 	Collation *Collation
-	Comment   interface{}
-	Hint      interface{}
+	Comment   any
+	Hint      any
 	Limit     *int64
 	Skip      *int64
 
@@ -57,7 +57,7 @@ func (co *CountOptionsBuilder) SetCollation(c *Collation) *CountOptionsBuilder {
 // SetComment sets the value for the Comment field. Specifies a string or document that will be included
 // in server logs, profiling logs, and currentOp queries to help trace the operation. The default is nil,
 // which means that no comment will be included in the logs.
-func (co *CountOptionsBuilder) SetComment(comment interface{}) *CountOptionsBuilder {
+func (co *CountOptionsBuilder) SetComment(comment any) *CountOptionsBuilder {
 	co.Opts = append(co.Opts, func(opts *CountOptions) error {
 		opts.Comment = comment
 
@@ -71,7 +71,7 @@ func (co *CountOptionsBuilder) SetComment(comment interface{}) *CountOptionsBuil
 // either be the index name as a string or the index specification as a document. The driver will return
 // an error if the hint parameter is a multi-key map. The default value is nil, which means that no hint
 // will be sent.
-func (co *CountOptionsBuilder) SetHint(h interface{}) *CountOptionsBuilder {
+func (co *CountOptionsBuilder) SetHint(h any) *CountOptionsBuilder {
 	co.Opts = append(co.Opts, func(opts *CountOptions) error {
 		opts.Hint = h
 
diff --git a/mongo/options/createcollectionoptions.go b/mongo/options/createcollectionoptions.go
index d1231758f3..4bac0d0409 100644
--- a/mongo/options/createcollectionoptions.go
+++ b/mongo/options/createcollectionoptions.go
@@ -16,7 +16,7 @@ import (
 //
 // See corresponding setter methods for documentation.
 type DefaultIndexOptions struct {
-	StorageEngine interface{}
+	StorageEngine any
 }
 
 // DefaultIndexOptionsBuilder contains options to configure default index
@@ -39,7 +39,7 @@ func (d *DefaultIndexOptionsBuilder) List() []func(*DefaultIndexOptions) error {
 // SetStorageEngine sets the value for the StorageEngine field. Specifies the storage engine to use for
 // the index. The value must be a document in the form {<storage engine name>: <options>}. The default
 // value is nil, which means that the default storage engine will be used.
-func (d *DefaultIndexOptionsBuilder) SetStorageEngine(storageEngine interface{}) *DefaultIndexOptionsBuilder {
+func (d *DefaultIndexOptionsBuilder) SetStorageEngine(storageEngine any) *DefaultIndexOptionsBuilder {
 	d.Opts = append(d.Opts, func(opts *DefaultIndexOptions) error {
 		opts.StorageEngine = storageEngine
 
@@ -149,18 +149,18 @@ func (tso *TimeSeriesOptionsBuilder) SetBucketRounding(dur time.Duration) *TimeS
 type CreateCollectionOptions struct {
 	Capped                       *bool
 	Collation                    *Collation
-	ChangeStreamPreAndPostImages interface{}
+	ChangeStreamPreAndPostImages any
 	DefaultIndexOptions          *DefaultIndexOptionsBuilder
 	MaxDocuments                 *int64
 	SizeInBytes                  *int64
-	StorageEngine                interface{}
+	StorageEngine                any
 	ValidationAction             *string
 	ValidationLevel              *string
-	Validator                    interface{}
+	Validator                    any
 	ExpireAfterSeconds           *int64
 	TimeSeriesOptions            *TimeSeriesOptionsBuilder
-	EncryptedFields              interface{}
-	ClusteredIndex               interface{}
+	EncryptedFields              any
+	ClusteredIndex               any
 }
 
 // CreateCollectionOptionsBuilder contains options to configure a new
@@ -211,7 +211,7 @@ func (c *CreateCollectionOptionsBuilder) SetCollation(collation *Collation) *Cre
 // option is only valid for MongoDB versions >= 6.0. The default value is nil, which means that
 // change streams opened against the collection will not return pre- and post-images of updated
 // documents in any way.
-func (c *CreateCollectionOptionsBuilder) SetChangeStreamPreAndPostImages(csppi interface{}) *CreateCollectionOptionsBuilder {
+func (c *CreateCollectionOptionsBuilder) SetChangeStreamPreAndPostImages(csppi any) *CreateCollectionOptionsBuilder {
 	c.Opts = append(c.Opts, func(opts *CreateCollectionOptions) error {
 		opts.ChangeStreamPreAndPostImages = &csppi
 
@@ -264,7 +264,7 @@ func (c *CreateCollectionOptionsBuilder) SetSizeInBytes(size int64) *CreateColle
 // SetStorageEngine sets the value for the StorageEngine field. Specifies the storage engine to use for
 // the index. The value must be a document in the form {<storage engine name>: <options>}. The default
 // value is nil, which means that the default storage engine will be used.
-func (c *CreateCollectionOptionsBuilder) SetStorageEngine(storageEngine interface{}) *CreateCollectionOptionsBuilder {
+func (c *CreateCollectionOptionsBuilder) SetStorageEngine(storageEngine any) *CreateCollectionOptionsBuilder {
 	c.Opts = append(c.Opts, func(opts *CreateCollectionOptions) error {
 		opts.StorageEngine = &storageEngine
 
@@ -305,7 +305,7 @@ func (c *CreateCollectionOptionsBuilder) SetValidationLevel(level string) *Creat
 // SetValidator sets the value for the Validator field. Sets a document specifying validation rules for the
 // collection. See https://www.mongodb.com/docs/manual/core/schema-validation/ for more information about
 // schema validation. The default value is nil, meaning no validator will be used for the collection.
-func (c *CreateCollectionOptionsBuilder) SetValidator(validator interface{}) *CreateCollectionOptionsBuilder {
+func (c *CreateCollectionOptionsBuilder) SetValidator(validator any) *CreateCollectionOptionsBuilder {
 	c.Opts = append(c.Opts, func(opts *CreateCollectionOptions) error {
 		opts.Validator = validator
 
@@ -351,7 +351,7 @@ func (c *CreateCollectionOptionsBuilder) SetTimeSeriesOptions(timeSeriesOpts *Ti
 // SetEncryptedFields sets the encrypted fields for encrypted collections.
 //
 // This option is only valid for MongoDB versions >= 6.0
-func (c *CreateCollectionOptionsBuilder) SetEncryptedFields(encryptedFields interface{}) *CreateCollectionOptionsBuilder {
+func (c *CreateCollectionOptionsBuilder) SetEncryptedFields(encryptedFields any) *CreateCollectionOptionsBuilder {
 	c.Opts = append(c.Opts, func(opts *CreateCollectionOptions) error {
 		opts.EncryptedFields = encryptedFields
 
@@ -365,7 +365,7 @@ func (c *CreateCollectionOptionsBuilder) SetEncryptedFields(encryptedFields inte
 // to create a collection with a clustered index.
 //
 // This option is only valid for MongoDB versions >= 5.3
-func (c *CreateCollectionOptionsBuilder) SetClusteredIndex(clusteredIndex interface{}) *CreateCollectionOptionsBuilder {
+func (c *CreateCollectionOptionsBuilder) SetClusteredIndex(clusteredIndex any) *CreateCollectionOptionsBuilder {
 	c.Opts = append(c.Opts, func(opts *CreateCollectionOptions) error {
 		opts.ClusteredIndex = clusteredIndex
 
diff --git a/mongo/options/datakeyoptions.go b/mongo/options/datakeyoptions.go
index b7b2a19284..8d24f9d150 100644
--- a/mongo/options/datakeyoptions.go
+++ b/mongo/options/datakeyoptions.go
@@ -10,7 +10,7 @@ package options
 //
 // See corresponding setter methods for documentation.
 type DataKeyOptions struct {
-	MasterKey   interface{}
+	MasterKey   any
 	KeyAltNames []string
 	KeyMaterial []byte
 }
@@ -71,7 +71,7 @@ func (dk *DataKeyOptionsBuilder) List() []func(*DataKeyOptions) error {
 //	}
 //
 // If unset, "keyVersion" defaults to the key's primary version and "endpoint" defaults to "cloudkms.googleapis.com".
-func (dk *DataKeyOptionsBuilder) SetMasterKey(masterKey interface{}) *DataKeyOptionsBuilder {
+func (dk *DataKeyOptionsBuilder) SetMasterKey(masterKey any) *DataKeyOptionsBuilder {
 	dk.Opts = append(dk.Opts, func(opts *DataKeyOptions) error {
 		opts.MasterKey = masterKey
 
diff --git a/mongo/options/deleteoptions.go b/mongo/options/deleteoptions.go
index 27a77b4581..2206abb24e 100644
--- a/mongo/options/deleteoptions.go
+++ b/mongo/options/deleteoptions.go
@@ -14,9 +14,9 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 // See corresponding setter methods for documentation.
 type DeleteOneOptions struct {
 	Collation *Collation
-	Comment   interface{}
-	Hint      interface{}
-	Let       interface{}
+	Comment   any
+	Hint      any
+	Let       any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -56,7 +56,7 @@ func (do *DeleteOneOptionsBuilder) SetCollation(c *Collation) *DeleteOneOptionsB
 // SetComment sets the value for the Comment field. Specifies a string or document that will
 // be included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (do *DeleteOneOptionsBuilder) SetComment(comment interface{}) *DeleteOneOptionsBuilder {
+func (do *DeleteOneOptionsBuilder) SetComment(comment any) *DeleteOneOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DeleteOneOptions) error {
 		opts.Comment = comment
 
@@ -74,7 +74,7 @@ func (do *DeleteOneOptionsBuilder) SetComment(comment interface{}) *DeleteOneOpt
 // an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that
 // no hint will be sent.
-func (do *DeleteOneOptionsBuilder) SetHint(hint interface{}) *DeleteOneOptionsBuilder {
+func (do *DeleteOneOptionsBuilder) SetHint(hint any) *DeleteOneOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DeleteOneOptions) error {
 		opts.Hint = hint
 
@@ -89,7 +89,7 @@ func (do *DeleteOneOptionsBuilder) SetHint(hint interface{}) *DeleteOneOptionsBu
 // this option. This must be a document mapping parameter names to values. Values must be constant
 // or closed expressions that do not reference document fields. Parameters can then be accessed as
 // variables in an aggregate expression context (e.g. "$$var").
-func (do *DeleteOneOptionsBuilder) SetLet(let interface{}) *DeleteOneOptionsBuilder {
+func (do *DeleteOneOptionsBuilder) SetLet(let any) *DeleteOneOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DeleteOneOptions) error {
 		opts.Let = let
 
@@ -105,9 +105,9 @@ func (do *DeleteOneOptionsBuilder) SetLet(let interface{}) *DeleteOneOptionsBuil
 // See corresponding setter methods for documentation.
 type DeleteManyOptions struct {
 	Collation *Collation
-	Comment   interface{}
-	Hint      interface{}
-	Let       interface{}
+	Comment   any
+	Hint      any
+	Let       any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -147,7 +147,7 @@ func (do *DeleteManyOptionsBuilder) SetCollation(c *Collation) *DeleteManyOption
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (do *DeleteManyOptionsBuilder) SetComment(comment interface{}) *DeleteManyOptionsBuilder {
+func (do *DeleteManyOptionsBuilder) SetComment(comment any) *DeleteManyOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DeleteManyOptions) error {
 		opts.Comment = comment
 
@@ -165,7 +165,7 @@ func (do *DeleteManyOptionsBuilder) SetComment(comment interface{}) *DeleteManyO
 // an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that
 // no hint will be sent.
-func (do *DeleteManyOptionsBuilder) SetHint(hint interface{}) *DeleteManyOptionsBuilder {
+func (do *DeleteManyOptionsBuilder) SetHint(hint any) *DeleteManyOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DeleteManyOptions) error {
 		opts.Hint = hint
 
@@ -180,7 +180,7 @@ func (do *DeleteManyOptionsBuilder) SetHint(hint interface{}) *DeleteManyOptions
 // for using this option. This must be a document mapping parameter names to values. Values
 // must be constant or closed expressions that do not reference document fields. Parameters
 // can then be accessed as variables in an aggregate expression context (e.g. "$$var").
-func (do *DeleteManyOptionsBuilder) SetLet(let interface{}) *DeleteManyOptionsBuilder {
+func (do *DeleteManyOptionsBuilder) SetLet(let any) *DeleteManyOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DeleteManyOptions) error {
 		opts.Let = let
 
diff --git a/mongo/options/distinctoptions.go b/mongo/options/distinctoptions.go
index 346432c07a..476c10480e 100644
--- a/mongo/options/distinctoptions.go
+++ b/mongo/options/distinctoptions.go
@@ -14,8 +14,8 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 // See corresponding setter methods for documentation.
 type DistinctOptions struct {
 	Collation *Collation
-	Comment   interface{}
-	Hint      interface{}
+	Comment   any
+	Hint      any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -56,7 +56,7 @@ func (do *DistinctOptionsBuilder) SetCollation(c *Collation) *DistinctOptionsBui
 // will be included in server logs, profiling logs, and currentOp queries to help trace
 // the operation. The default value is nil, which means that no comment will be included
 // in the logs.
-func (do *DistinctOptionsBuilder) SetComment(comment interface{}) *DistinctOptionsBuilder {
+func (do *DistinctOptionsBuilder) SetComment(comment any) *DistinctOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DistinctOptions) error {
 		opts.Comment = comment
 
@@ -74,7 +74,7 @@ func (do *DistinctOptionsBuilder) SetComment(comment interface{}) *DistinctOptio
 // means that no index hint will be sent.
 //
 // SetHint sets the Hint field.
-func (do *DistinctOptionsBuilder) SetHint(hint interface{}) *DistinctOptionsBuilder {
+func (do *DistinctOptionsBuilder) SetHint(hint any) *DistinctOptionsBuilder {
 	do.Opts = append(do.Opts, func(opts *DistinctOptions) error {
 		opts.Hint = hint
 
diff --git a/mongo/options/dropcollectionoptions.go b/mongo/options/dropcollectionoptions.go
index 4619b6b680..013b4bbb77 100644
--- a/mongo/options/dropcollectionoptions.go
+++ b/mongo/options/dropcollectionoptions.go
@@ -11,7 +11,7 @@ package options
 //
 // See corresponding setter methods for documentation.
 type DropCollectionOptions struct {
-	EncryptedFields interface{}
+	EncryptedFields any
 }
 
 // DropCollectionOptionsBuilder contains options to configure collection drop
@@ -34,7 +34,7 @@ func (d *DropCollectionOptionsBuilder) List() []func(*DropCollectionOptions) err
 // SetEncryptedFields sets the encrypted fields for encrypted collections.
 //
 // This option is only valid for MongoDB versions >= 6.0
-func (d *DropCollectionOptionsBuilder) SetEncryptedFields(encryptedFields interface{}) *DropCollectionOptionsBuilder {
+func (d *DropCollectionOptionsBuilder) SetEncryptedFields(encryptedFields any) *DropCollectionOptionsBuilder {
 	d.Opts = append(d.Opts, func(opts *DropCollectionOptions) error {
 		opts.EncryptedFields = encryptedFields
 
diff --git a/mongo/options/estimatedcountoptions.go b/mongo/options/estimatedcountoptions.go
index ccddd98c59..2fd8f87dfd 100644
--- a/mongo/options/estimatedcountoptions.go
+++ b/mongo/options/estimatedcountoptions.go
@@ -13,7 +13,7 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 //
 // See corresponding setter methods for documentation.
 type EstimatedDocumentCountOptions struct {
-	Comment interface{}
+	Comment any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -41,7 +41,7 @@ func (eco *EstimatedDocumentCountOptionsBuilder) List() []func(*EstimatedDocumen
 // that will be included in server logs, profiling logs, and currentOp queries to help
 // trace the operation.  The default is nil, which means that no comment will be
 // included in the logs.
-func (eco *EstimatedDocumentCountOptionsBuilder) SetComment(comment interface{}) *EstimatedDocumentCountOptionsBuilder {
+func (eco *EstimatedDocumentCountOptionsBuilder) SetComment(comment any) *EstimatedDocumentCountOptionsBuilder {
 	eco.Opts = append(eco.Opts, func(opts *EstimatedDocumentCountOptions) error {
 		opts.Comment = comment
 
diff --git a/mongo/options/example_test.go b/mongo/options/example_test.go
index a4cb92ee11..1abca94b2e 100644
--- a/mongo/options/example_test.go
+++ b/mongo/options/example_test.go
@@ -23,14 +23,14 @@ type CustomLogger struct {
 	mu sync.Mutex
 }
 
-func (logger *CustomLogger) Info(level int, msg string, _ ...interface{}) {
+func (logger *CustomLogger) Info(level int, msg string, _ ...any) {
 	logger.mu.Lock()
 	defer logger.mu.Unlock()
 
 	fmt.Fprintf(logger, "level=%d msg=%s\n", level, msg)
 }
 
-func (logger *CustomLogger) Error(err error, msg string, _ ...interface{}) {
+func (logger *CustomLogger) Error(err error, msg string, _ ...any) {
 	logger.mu.Lock()
 	defer logger.mu.Unlock()
 
diff --git a/mongo/options/findoptions.go b/mongo/options/findoptions.go
index dd66eabc7a..b295bd514f 100644
--- a/mongo/options/findoptions.go
+++ b/mongo/options/findoptions.go
@@ -19,22 +19,22 @@ import (
 type FindOptions struct {
 	AllowPartialResults *bool
 	Collation           *Collation
-	Comment             interface{}
-	Hint                interface{}
-	Max                 interface{}
+	Comment             any
+	Hint                any
+	Max                 any
 	MaxAwaitTime        *time.Duration
-	Min                 interface{}
+	Min                 any
 	OplogReplay         *bool
-	Projection          interface{}
+	Projection          any
 	ReturnKey           *bool
 	ShowRecordID        *bool
 	Skip                *int64
-	Sort                interface{}
+	Sort                any
 	// The above are in common with FindOneopts.
 	AllowDiskUse    *bool
 	BatchSize       *int32
 	CursorType      *CursorType
-	Let             interface{}
+	Let             any
 	Limit           *int64
 	NoCursorTimeout *bool
 
@@ -107,7 +107,7 @@ func (f *FindOptionsBuilder) SetCollation(collation *Collation) *FindOptionsBuil
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default is nil, which means that no comment will be included in the logs.
-func (f *FindOptionsBuilder) SetComment(comment interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetComment(comment any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Comment = &comment
 		return nil
@@ -130,7 +130,7 @@ func (f *FindOptionsBuilder) SetCursorType(ct CursorType) *FindOptionsBuilder {
 // This should either be the index name as a string or the index specification as a document.
 // The driver will return an error if the hint parameter is a multi-key map. The default
 // value is nil, which means that no hint will be sent.
-func (f *FindOptionsBuilder) SetHint(hint interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetHint(hint any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Hint = hint
 		return nil
@@ -143,7 +143,7 @@ func (f *FindOptionsBuilder) SetHint(hint interface{}) *FindOptionsBuilder {
 // for using this option. This must be a document mapping parameter names to values. Values
 // must be constant or closed expressions that do not reference document fields. Parameters
 // can then be accessed as variables in an aggregate expression context (e.g. "$$var").
-func (f *FindOptionsBuilder) SetLet(let interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetLet(let any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Let = let
 		return nil
@@ -165,7 +165,7 @@ func (f *FindOptionsBuilder) SetLimit(i int64) *FindOptionsBuilder {
 
 // SetMax sets the value for the Max field. Max is a document specifying the exclusive upper bound
 // for a specific index. The default value is nil, which means that there is no maximum value.
-func (f *FindOptionsBuilder) SetMax(max interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetMax(max any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Max = max
 		return nil
@@ -188,7 +188,7 @@ func (f *FindOptionsBuilder) SetMaxAwaitTime(d time.Duration) *FindOptionsBuilde
 
 // SetMin sets the value for the Min field. Min is a document specifying the inclusive lower bound
 // for a specific index. The default value is 0, which means that there is no minimum value.
-func (f *FindOptionsBuilder) SetMin(min interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetMin(min any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Min = min
 		return nil
@@ -223,7 +223,7 @@ func (f *FindOptionsBuilder) SetOplogReplay(b bool) *FindOptionsBuilder {
 // SetProjection sets the value for the Projection field. Projection is a document describing
 // which fields will be included in the documents returned by the Find operation. The
 // default value is nil, which means all fields will be included.
-func (f *FindOptionsBuilder) SetProjection(projection interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetProjection(projection any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Projection = projection
 		return nil
@@ -266,7 +266,7 @@ func (f *FindOptionsBuilder) SetSkip(i int64) *FindOptionsBuilder {
 // SetSort sets the value for the Sort field. Sort is a document specifying the order in which
 // documents should be returned. The sort parameter is evaluated sequentially, so the driver will
 // return an error if it is a multi-key map (which is unordeded). The default value is nil.
-func (f *FindOptionsBuilder) SetSort(sort interface{}) *FindOptionsBuilder {
+func (f *FindOptionsBuilder) SetSort(sort any) *FindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOptions) error {
 		opts.Sort = sort
 		return nil
@@ -281,16 +281,16 @@ func (f *FindOptionsBuilder) SetSort(sort interface{}) *FindOptionsBuilder {
 type FindOneOptions struct {
 	AllowPartialResults *bool
 	Collation           *Collation
-	Comment             interface{}
-	Hint                interface{}
-	Max                 interface{}
-	Min                 interface{}
+	Comment             any
+	Hint                any
+	Max                 any
+	Min                 any
 	OplogReplay         *bool
-	Projection          interface{}
+	Projection          any
 	ReturnKey           *bool
 	ShowRecordID        *bool
 	Skip                *int64
-	Sort                interface{}
+	Sort                any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -338,7 +338,7 @@ func (f *FindOneOptionsBuilder) SetCollation(collation *Collation) *FindOneOptio
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default is nil, which means that no comment will be included in the logs.
-func (f *FindOneOptionsBuilder) SetComment(comment interface{}) *FindOneOptionsBuilder {
+func (f *FindOneOptionsBuilder) SetComment(comment any) *FindOneOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneOptions) error {
 		opts.Comment = &comment
 		return nil
@@ -350,7 +350,7 @@ func (f *FindOneOptionsBuilder) SetComment(comment interface{}) *FindOneOptionsB
 // This should either be the index name as a string or the index specification as a document.
 // The driver will return an error if the hint parameter is a multi-key map. The default value
 // is nil, which means that no hint will be sent.
-func (f *FindOneOptionsBuilder) SetHint(hint interface{}) *FindOneOptionsBuilder {
+func (f *FindOneOptionsBuilder) SetHint(hint any) *FindOneOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneOptions) error {
 		opts.Hint = hint
 		return nil
@@ -360,7 +360,7 @@ func (f *FindOneOptionsBuilder) SetHint(hint interface{}) *FindOneOptionsBuilder
 
 // SetMax sets the value for the Max field. Sets a document specifying the exclusive upper bound
 // for a specific index. The default value is nil, which means that there is no maximum value.
-func (f *FindOneOptionsBuilder) SetMax(max interface{}) *FindOneOptionsBuilder {
+func (f *FindOneOptionsBuilder) SetMax(max any) *FindOneOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneOptions) error {
 		opts.Max = max
 		return nil
@@ -370,7 +370,7 @@ func (f *FindOneOptionsBuilder) SetMax(max interface{}) *FindOneOptionsBuilder {
 
 // SetMin sets the value for the Min field. Sets a document specifying the inclusive lower bound
 // for a specific index. The default value is 0, which means that there is no minimum value.
-func (f *FindOneOptionsBuilder) SetMin(min interface{}) *FindOneOptionsBuilder {
+func (f *FindOneOptionsBuilder) SetMin(min any) *FindOneOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneOptions) error {
 		opts.Min = min
 		return nil
@@ -394,7 +394,7 @@ func (f *FindOneOptionsBuilder) SetOplogReplay(b bool) *FindOneOptionsBuilder {
 // SetProjection sets the value for the Projection field. Sets a document describing which fields
 // will be included in the document returned by the operation. The default value is nil, which
 // means all fields will be included.
-func (f *FindOneOptionsBuilder) SetProjection(projection interface{}) *FindOneOptionsBuilder {
+func (f *FindOneOptionsBuilder) SetProjection(projection any) *FindOneOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneOptions) error {
 		opts.Projection = projection
 		return nil
@@ -438,7 +438,7 @@ func (f *FindOneOptionsBuilder) SetSkip(i int64) *FindOneOptionsBuilder {
 // apply to the query. The first document in the sorted order will be returned. The sort
 // parameter is evaluated sequentially, so the driver will return an error if it is a multi-
 // key map (which is unordeded). The default value is nil.
-func (f *FindOneOptionsBuilder) SetSort(sort interface{}) *FindOneOptionsBuilder {
+func (f *FindOneOptionsBuilder) SetSort(sort any) *FindOneOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneOptions) error {
 		opts.Sort = sort
 		return nil
@@ -453,13 +453,13 @@ func (f *FindOneOptionsBuilder) SetSort(sort interface{}) *FindOneOptionsBuilder
 type FindOneAndReplaceOptions struct {
 	BypassDocumentValidation *bool
 	Collation                *Collation
-	Comment                  interface{}
-	Projection               interface{}
+	Comment                  any
+	Projection               any
 	ReturnDocument           *ReturnDocument
-	Sort                     interface{}
+	Sort                     any
 	Upsert                   *bool
-	Hint                     interface{}
-	Let                      interface{}
+	Hint                     any
+	Let                      any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -513,7 +513,7 @@ func (f *FindOneAndReplaceOptionsBuilder) SetCollation(collation *Collation) *Fi
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (f *FindOneAndReplaceOptionsBuilder) SetComment(comment interface{}) *FindOneAndReplaceOptionsBuilder {
+func (f *FindOneAndReplaceOptionsBuilder) SetComment(comment any) *FindOneAndReplaceOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndReplaceOptions) error {
 		opts.Comment = comment
 
@@ -526,7 +526,7 @@ func (f *FindOneAndReplaceOptionsBuilder) SetComment(comment interface{}) *FindO
 // SetProjection sets the value for the Projection field. Sets a document describing which fields
 // will be included in the document returned by the operation. The default value is nil, which
 // means all fields will be included.
-func (f *FindOneAndReplaceOptionsBuilder) SetProjection(projection interface{}) *FindOneAndReplaceOptionsBuilder {
+func (f *FindOneAndReplaceOptionsBuilder) SetProjection(projection any) *FindOneAndReplaceOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndReplaceOptions) error {
 		opts.Projection = projection
 
@@ -554,7 +554,7 @@ func (f *FindOneAndReplaceOptionsBuilder) SetReturnDocument(rd ReturnDocument) *
 // If set, the first document in the sorted order will be replaced. The sort parameter is evaluated
 // sequentially, so the driver will return an error if it is a multi-key map (which is unordeded).
 // The default value is nil.
-func (f *FindOneAndReplaceOptionsBuilder) SetSort(sort interface{}) *FindOneAndReplaceOptionsBuilder {
+func (f *FindOneAndReplaceOptionsBuilder) SetSort(sort any) *FindOneAndReplaceOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndReplaceOptions) error {
 		opts.Sort = sort
 
@@ -584,7 +584,7 @@ func (f *FindOneAndReplaceOptionsBuilder) SetUpsert(b bool) *FindOneAndReplaceOp
 // with during an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that no hint
 // will be sent.
-func (f *FindOneAndReplaceOptionsBuilder) SetHint(hint interface{}) *FindOneAndReplaceOptionsBuilder {
+func (f *FindOneAndReplaceOptionsBuilder) SetHint(hint any) *FindOneAndReplaceOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndReplaceOptions) error {
 		opts.Hint = hint
 
@@ -600,7 +600,7 @@ func (f *FindOneAndReplaceOptionsBuilder) SetHint(hint interface{}) *FindOneAndR
 // parameter names to values. Values must be constant or closed expressions that do not
 // reference document fields. Parameters can then be accessed as variables in an
 // aggregate expression context (e.g. "$$var").
-func (f *FindOneAndReplaceOptionsBuilder) SetLet(let interface{}) *FindOneAndReplaceOptionsBuilder {
+func (f *FindOneAndReplaceOptionsBuilder) SetLet(let any) *FindOneAndReplaceOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndReplaceOptions) error {
 		opts.Let = let
 
@@ -615,16 +615,16 @@ func (f *FindOneAndReplaceOptionsBuilder) SetLet(let interface{}) *FindOneAndRep
 //
 // See corresponding setter methods for documentation.
 type FindOneAndUpdateOptions struct {
-	ArrayFilters             []interface{}
+	ArrayFilters             []any
 	BypassDocumentValidation *bool
 	Collation                *Collation
-	Comment                  interface{}
-	Projection               interface{}
+	Comment                  any
+	Projection               any
 	ReturnDocument           *ReturnDocument
-	Sort                     interface{}
+	Sort                     any
 	Upsert                   *bool
-	Hint                     interface{}
-	Let                      interface{}
+	Hint                     any
+	Let                      any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -652,7 +652,7 @@ func (f *FindOneAndUpdateOptionsBuilder) List() []func(*FindOneAndUpdateOptions)
 // set of filters specifying to which array elements an update should apply. The
 // default value is nil, which means the update will apply to all array
 // elements.
-func (f *FindOneAndUpdateOptionsBuilder) SetArrayFilters(filters []interface{}) *FindOneAndUpdateOptionsBuilder {
+func (f *FindOneAndUpdateOptionsBuilder) SetArrayFilters(filters []any) *FindOneAndUpdateOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndUpdateOptions) error {
 		opts.ArrayFilters = filters
 
@@ -692,7 +692,7 @@ func (f *FindOneAndUpdateOptionsBuilder) SetCollation(collation *Collation) *Fin
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (f *FindOneAndUpdateOptionsBuilder) SetComment(comment interface{}) *FindOneAndUpdateOptionsBuilder {
+func (f *FindOneAndUpdateOptionsBuilder) SetComment(comment any) *FindOneAndUpdateOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndUpdateOptions) error {
 		opts.Comment = comment
 
@@ -705,7 +705,7 @@ func (f *FindOneAndUpdateOptionsBuilder) SetComment(comment interface{}) *FindOn
 // SetProjection sets the value for the Projection field. Sets a document describing which fields
 // will be included in the document returned by the operation. The default value is nil, which
 // means all fields will be included.
-func (f *FindOneAndUpdateOptionsBuilder) SetProjection(projection interface{}) *FindOneAndUpdateOptionsBuilder {
+func (f *FindOneAndUpdateOptionsBuilder) SetProjection(projection any) *FindOneAndUpdateOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndUpdateOptions) error {
 		opts.Projection = projection
 
@@ -733,7 +733,7 @@ func (f *FindOneAndUpdateOptionsBuilder) SetReturnDocument(rd ReturnDocument) *F
 // If set, the first document in the sorted order will be updated. The sort parameter is evaluated
 // sequentially, so the driver will return an error if it is a multi-key map (which is unordeded).
 // The default value is nil.
-func (f *FindOneAndUpdateOptionsBuilder) SetSort(sort interface{}) *FindOneAndUpdateOptionsBuilder {
+func (f *FindOneAndUpdateOptionsBuilder) SetSort(sort any) *FindOneAndUpdateOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndUpdateOptions) error {
 		opts.Sort = sort
 
@@ -763,7 +763,7 @@ func (f *FindOneAndUpdateOptionsBuilder) SetUpsert(b bool) *FindOneAndUpdateOpti
 // with during an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that no hint
 // will be sent.
-func (f *FindOneAndUpdateOptionsBuilder) SetHint(hint interface{}) *FindOneAndUpdateOptionsBuilder {
+func (f *FindOneAndUpdateOptionsBuilder) SetHint(hint any) *FindOneAndUpdateOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndUpdateOptions) error {
 		opts.Hint = hint
 
@@ -779,7 +779,7 @@ func (f *FindOneAndUpdateOptionsBuilder) SetHint(hint interface{}) *FindOneAndUp
 // to values. Values must be constant or closed expressions that do not reference document
 // fields. Parameters can then be accessed as variables in an aggregate expression context
 // (e.g. "$$var").
-func (f *FindOneAndUpdateOptionsBuilder) SetLet(let interface{}) *FindOneAndUpdateOptionsBuilder {
+func (f *FindOneAndUpdateOptionsBuilder) SetLet(let any) *FindOneAndUpdateOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndUpdateOptions) error {
 		opts.Let = let
 
@@ -795,11 +795,11 @@ func (f *FindOneAndUpdateOptionsBuilder) SetLet(let interface{}) *FindOneAndUpda
 // See corresponding setter methods for documentation.
 type FindOneAndDeleteOptions struct {
 	Collation  *Collation
-	Comment    interface{}
-	Projection interface{}
-	Sort       interface{}
-	Hint       interface{}
-	Let        interface{}
+	Comment    any
+	Projection any
+	Sort       any
+	Hint       any
+	Let        any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -839,7 +839,7 @@ func (f *FindOneAndDeleteOptionsBuilder) SetCollation(collation *Collation) *Fin
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (f *FindOneAndDeleteOptionsBuilder) SetComment(comment interface{}) *FindOneAndDeleteOptionsBuilder {
+func (f *FindOneAndDeleteOptionsBuilder) SetComment(comment any) *FindOneAndDeleteOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndDeleteOptions) error {
 		opts.Comment = comment
 
@@ -852,7 +852,7 @@ func (f *FindOneAndDeleteOptionsBuilder) SetComment(comment interface{}) *FindOn
 // SetProjection sets the value for the Projection field. Sets a document describing which fields
 // will be included in the document returned by the operation. The default value is nil, which
 // means all fields will be included.
-func (f *FindOneAndDeleteOptionsBuilder) SetProjection(projection interface{}) *FindOneAndDeleteOptionsBuilder {
+func (f *FindOneAndDeleteOptionsBuilder) SetProjection(projection any) *FindOneAndDeleteOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndDeleteOptions) error {
 		opts.Projection = projection
 
@@ -867,7 +867,7 @@ func (f *FindOneAndDeleteOptionsBuilder) SetProjection(projection interface{}) *
 // If set, the first document in the sorted order will be deleted. The sort parameter is evaluated
 // sequentially, so the driver will return an error if it is a multi-key map (which is unordeded).
 // The default value is nil.
-func (f *FindOneAndDeleteOptionsBuilder) SetSort(sort interface{}) *FindOneAndDeleteOptionsBuilder {
+func (f *FindOneAndDeleteOptionsBuilder) SetSort(sort any) *FindOneAndDeleteOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndDeleteOptions) error {
 		opts.Sort = sort
 
@@ -884,7 +884,7 @@ func (f *FindOneAndDeleteOptionsBuilder) SetSort(sort interface{}) *FindOneAndDe
 // error if this option is specified. The driver will return an error if this option is used
 // with during an unacknowledged write operation. The driver will return an error if the hint
 // parameter is a multi-key map. The default value is nil, which means that no hint will be sent.
-func (f *FindOneAndDeleteOptionsBuilder) SetHint(hint interface{}) *FindOneAndDeleteOptionsBuilder {
+func (f *FindOneAndDeleteOptionsBuilder) SetHint(hint any) *FindOneAndDeleteOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndDeleteOptions) error {
 		opts.Hint = hint
 
@@ -899,7 +899,7 @@ func (f *FindOneAndDeleteOptionsBuilder) SetHint(hint interface{}) *FindOneAndDe
 // report an error for using this option. This must be a document mapping parameter names to
 // values. Values must be constant or closed expressions that do not reference document fields.
 // Parameters can then be accessed as variables in an aggregate expression context (e.g. "$$var").
-func (f *FindOneAndDeleteOptionsBuilder) SetLet(let interface{}) *FindOneAndDeleteOptionsBuilder {
+func (f *FindOneAndDeleteOptionsBuilder) SetLet(let any) *FindOneAndDeleteOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *FindOneAndDeleteOptions) error {
 		opts.Let = let
 
diff --git a/mongo/options/gridfsoptions.go b/mongo/options/gridfsoptions.go
index 43af42b456..676596cb56 100644
--- a/mongo/options/gridfsoptions.go
+++ b/mongo/options/gridfsoptions.go
@@ -123,7 +123,7 @@ func (b *BucketOptionsBuilder) SetReadPreference(rp *readpref.ReadPref) *BucketO
 // See corresponding setter methods for documentation.
 type GridFSUploadOptions struct {
 	ChunkSizeBytes *int32
-	Metadata       interface{}
+	Metadata       any
 	Registry       *bson.Registry
 }
 
@@ -163,7 +163,7 @@ func (u *GridFSUploadOptionsBuilder) SetChunkSizeBytes(i int32) *GridFSUploadOpt
 // that will be stored in the "metadata" field of the document in the files collection.
 // The default value is nil, which means that the document in the files collection will
 // not contain a "metadata" field.
-func (u *GridFSUploadOptionsBuilder) SetMetadata(doc interface{}) *GridFSUploadOptionsBuilder {
+func (u *GridFSUploadOptionsBuilder) SetMetadata(doc any) *GridFSUploadOptionsBuilder {
 	u.Opts = append(u.Opts, func(opts *GridFSUploadOptions) error {
 		opts.Metadata = doc
 
@@ -242,7 +242,7 @@ type GridFSFindOptions struct {
 	Limit           *int32
 	NoCursorTimeout *bool
 	Skip            *int32
-	Sort            interface{}
+	Sort            any
 }
 
 // GridFSFindOptionsBuilder contains options to configure find operations. Each
@@ -331,7 +331,7 @@ func (f *GridFSFindOptionsBuilder) SetSkip(i int32) *GridFSFindOptionsBuilder {
 // in which documents should be returned. The sort parameter is evaluated sequentially,
 // so the driver will return an error if it is a multi-key map (which is unordeded).
 // The default value is nil.
-func (f *GridFSFindOptionsBuilder) SetSort(sort interface{}) *GridFSFindOptionsBuilder {
+func (f *GridFSFindOptionsBuilder) SetSort(sort any) *GridFSFindOptionsBuilder {
 	f.Opts = append(f.Opts, func(opts *GridFSFindOptions) error {
 		opts.Sort = sort
 
diff --git a/mongo/options/indexoptions.go b/mongo/options/indexoptions.go
index 792bd827a7..309a77ba99 100644
--- a/mongo/options/indexoptions.go
+++ b/mongo/options/indexoptions.go
@@ -13,7 +13,7 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 //
 // See corresponding setter methods for documentation.
 type CreateIndexesOptions struct {
-	CommitQuorum interface{}
+	CommitQuorum any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -199,21 +199,21 @@ type IndexOptions struct {
 	ExpireAfterSeconds      *int32
 	Name                    *string
 	Sparse                  *bool
-	StorageEngine           interface{}
+	StorageEngine           any
 	Unique                  *bool
 	Version                 *int32
 	DefaultLanguage         *string
 	LanguageOverride        *string
 	TextVersion             *int32
-	Weights                 interface{}
+	Weights                 any
 	SphereVersion           *int32
 	Bits                    *int32
 	Max                     *float64
 	Min                     *float64
 	BucketSize              *int32
-	PartialFilterExpression interface{}
+	PartialFilterExpression any
 	Collation               *Collation
-	WildcardProjection      interface{}
+	WildcardProjection      any
 	Hidden                  *bool
 }
 
@@ -277,7 +277,7 @@ func (i *IndexOptionsBuilder) SetSparse(sparse bool) *IndexOptionsBuilder {
 // storage engine to use for the index. The value must be a document in the form
 // {<storage engine name>: <options>}. The default value is nil, which means that
 // the default storage engine will be used.
-func (i *IndexOptionsBuilder) SetStorageEngine(engine interface{}) *IndexOptionsBuilder {
+func (i *IndexOptionsBuilder) SetStorageEngine(engine any) *IndexOptionsBuilder {
 	i.Opts = append(i.Opts, func(opts *IndexOptions) error {
 		opts.StorageEngine = engine
 
@@ -359,7 +359,7 @@ func (i *IndexOptionsBuilder) SetTextVersion(version int32) *IndexOptionsBuilder
 // terms of the score. This option is only applicable for text indexes and is ignored
 // for other index types. The default value is nil, which means that every field will
 // have a weight of 1.
-func (i *IndexOptionsBuilder) SetWeights(weights interface{}) *IndexOptionsBuilder {
+func (i *IndexOptionsBuilder) SetWeights(weights any) *IndexOptionsBuilder {
 	i.Opts = append(i.Opts, func(opts *IndexOptions) error {
 		opts.Weights = weights
 
@@ -438,7 +438,7 @@ func (i *IndexOptionsBuilder) SetBucketSize(bucketSize int32) *IndexOptionsBuild
 
 // SetPartialFilterExpression sets the value for the PartialFilterExpression field. Sets
 // a document that defines which collection documents the index should reference.
-func (i *IndexOptionsBuilder) SetPartialFilterExpression(expression interface{}) *IndexOptionsBuilder {
+func (i *IndexOptionsBuilder) SetPartialFilterExpression(expression any) *IndexOptionsBuilder {
 	i.Opts = append(i.Opts, func(opts *IndexOptions) error {
 		opts.PartialFilterExpression = expression
 
@@ -462,7 +462,7 @@ func (i *IndexOptionsBuilder) SetCollation(collation *Collation) *IndexOptionsBu
 
 // SetWildcardProjection sets the value for the WildcardProjection field. Sets a document
 // that defines the wildcard projection for the index.
-func (i *IndexOptionsBuilder) SetWildcardProjection(wildcardProjection interface{}) *IndexOptionsBuilder {
+func (i *IndexOptionsBuilder) SetWildcardProjection(wildcardProjection any) *IndexOptionsBuilder {
 	i.Opts = append(i.Opts, func(opts *IndexOptions) error {
 		opts.WildcardProjection = wildcardProjection
 
diff --git a/mongo/options/insertoptions.go b/mongo/options/insertoptions.go
index 36f18a987d..532f285063 100644
--- a/mongo/options/insertoptions.go
+++ b/mongo/options/insertoptions.go
@@ -14,7 +14,7 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 // See corresponding setter methods for documentation.
 type InsertOneOptions struct {
 	BypassDocumentValidation *bool
-	Comment                  interface{}
+	Comment                  any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -51,7 +51,7 @@ func (ioo *InsertOneOptionsBuilder) SetBypassDocumentValidation(b bool) *InsertO
 
 // SetComment sets the value for the Comment field. Specifies a string or document that will be included in server logs, profiling logs, and currentOp queries to help trace
 // the operation.  The default value is nil, which means that no comment will be included in the logs.
-func (ioo *InsertOneOptionsBuilder) SetComment(comment interface{}) *InsertOneOptionsBuilder {
+func (ioo *InsertOneOptionsBuilder) SetComment(comment any) *InsertOneOptionsBuilder {
 	ioo.Opts = append(ioo.Opts, func(opts *InsertOneOptions) error {
 		opts.Comment = &comment
 		return nil
@@ -65,7 +65,7 @@ func (ioo *InsertOneOptionsBuilder) SetComment(comment interface{}) *InsertOneOp
 // See corresponding setter methods for documentation.
 type InsertManyOptions struct {
 	BypassDocumentValidation *bool
-	Comment                  interface{}
+	Comment                  any
 	Ordered                  *bool
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
@@ -110,7 +110,7 @@ func (imo *InsertManyOptionsBuilder) SetBypassDocumentValidation(b bool) *Insert
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (imo *InsertManyOptionsBuilder) SetComment(comment interface{}) *InsertManyOptionsBuilder {
+func (imo *InsertManyOptionsBuilder) SetComment(comment any) *InsertManyOptionsBuilder {
 	imo.Opts = append(imo.Opts, func(opts *InsertManyOptions) error {
 		opts.Comment = comment
 
diff --git a/mongo/options/loggeroptions.go b/mongo/options/loggeroptions.go
index 3a5c0806ad..0eb7ce4217 100644
--- a/mongo/options/loggeroptions.go
+++ b/mongo/options/loggeroptions.go
@@ -63,10 +63,10 @@ type LogSink interface {
 	//
 	// "Level V(0) is the default, and logger.V(0).Info() has the same
 	// meaning as logger.Info()."
-	Info(level int, message string, keysAndValues ...interface{})
+	Info(level int, message string, keysAndValues ...any)
 
 	// Error logs an error message with the given key/value pairs
-	Error(err error, message string, keysAndValues ...interface{})
+	Error(err error, message string, keysAndValues ...any)
 }
 
 // LoggerOptions represent arguments used to configure Logging in the Go Driver.
diff --git a/mongo/options/replaceoptions.go b/mongo/options/replaceoptions.go
index 8b6c7e166d..794a77eb9c 100644
--- a/mongo/options/replaceoptions.go
+++ b/mongo/options/replaceoptions.go
@@ -15,11 +15,11 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 type ReplaceOptions struct {
 	BypassDocumentValidation *bool
 	Collation                *Collation
-	Comment                  interface{}
-	Hint                     interface{}
+	Comment                  any
+	Hint                     any
 	Upsert                   *bool
-	Let                      interface{}
-	Sort                     interface{}
+	Let                      any
+	Sort                     any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -73,7 +73,7 @@ func (ro *ReplaceOptionsBuilder) SetCollation(c *Collation) *ReplaceOptionsBuild
 // SetComment sets the value for the Comment field. Specifies a string or document that will
 // be included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (ro *ReplaceOptionsBuilder) SetComment(comment interface{}) *ReplaceOptionsBuilder {
+func (ro *ReplaceOptionsBuilder) SetComment(comment any) *ReplaceOptionsBuilder {
 	ro.Opts = append(ro.Opts, func(opts *ReplaceOptions) error {
 		opts.Comment = comment
 
@@ -91,7 +91,7 @@ func (ro *ReplaceOptionsBuilder) SetComment(comment interface{}) *ReplaceOptions
 // an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that
 // no hint will be sent.
-func (ro *ReplaceOptionsBuilder) SetHint(h interface{}) *ReplaceOptionsBuilder {
+func (ro *ReplaceOptionsBuilder) SetHint(h any) *ReplaceOptionsBuilder {
 	ro.Opts = append(ro.Opts, func(opts *ReplaceOptions) error {
 		opts.Hint = h
 
@@ -118,7 +118,7 @@ func (ro *ReplaceOptionsBuilder) SetUpsert(b bool) *ReplaceOptionsBuilder {
 // for using this option. This must be a document mapping parameter names to values. Values
 // must be constant or closed expressions that do not reference document fields. Parameters
 // can then be accessed as variables in an aggregate expression context (e.g. "$$var").
-func (ro *ReplaceOptionsBuilder) SetLet(l interface{}) *ReplaceOptionsBuilder {
+func (ro *ReplaceOptionsBuilder) SetLet(l any) *ReplaceOptionsBuilder {
 	ro.Opts = append(ro.Opts, func(opts *ReplaceOptions) error {
 		opts.Let = l
 
@@ -133,7 +133,7 @@ func (ro *ReplaceOptionsBuilder) SetLet(l interface{}) *ReplaceOptionsBuilder {
 // set, the first document in the sorted order will be replaced. This option is only valid for MongoDB
 // versions >= 8.0. The sort parameter is evaluated sequentially, so the driver will return an error
 // if it is a multi-key map (which is unordeded). The default value is nil.
-func (ro *ReplaceOptionsBuilder) SetSort(s interface{}) *ReplaceOptionsBuilder {
+func (ro *ReplaceOptionsBuilder) SetSort(s any) *ReplaceOptionsBuilder {
 	ro.Opts = append(ro.Opts, func(opts *ReplaceOptions) error {
 		opts.Sort = s
 
diff --git a/mongo/options/rewrapdatakeyoptions.go b/mongo/options/rewrapdatakeyoptions.go
index 08d5bfc1e8..3dab855f3a 100644
--- a/mongo/options/rewrapdatakeyoptions.go
+++ b/mongo/options/rewrapdatakeyoptions.go
@@ -12,7 +12,7 @@ package options
 // See corresponding setter methods for documentation.
 type RewrapManyDataKeyOptions struct {
 	Provider  *string
-	MasterKey interface{}
+	MasterKey any
 }
 
 // RewrapManyDataKeyOptionsBuilder contains options to configure rewraping a
@@ -46,7 +46,7 @@ func (rmdko *RewrapManyDataKeyOptionsBuilder) SetProvider(provider string) *Rewr
 
 // SetMasterKey sets the value for the MasterKey field. MasterKey identifies the new masterKey.
 // If omitted, rewraps with the current masterKey.
-func (rmdko *RewrapManyDataKeyOptionsBuilder) SetMasterKey(masterKey interface{}) *RewrapManyDataKeyOptionsBuilder {
+func (rmdko *RewrapManyDataKeyOptionsBuilder) SetMasterKey(masterKey any) *RewrapManyDataKeyOptionsBuilder {
 	rmdko.Opts = append(rmdko.Opts, func(opts *RewrapManyDataKeyOptions) error {
 		opts.MasterKey = masterKey
 
diff --git a/mongo/options/updateoptions.go b/mongo/options/updateoptions.go
index 2a9f4f48d0..c5d15b7a15 100644
--- a/mongo/options/updateoptions.go
+++ b/mongo/options/updateoptions.go
@@ -13,14 +13,14 @@ import "go.mongodb.org/mongo-driver/v2/internal/optionsutil"
 //
 // See corresponding setter methods for documentation.
 type UpdateOneOptions struct {
-	ArrayFilters             []interface{}
+	ArrayFilters             []any
 	BypassDocumentValidation *bool
 	Collation                *Collation
-	Comment                  interface{}
-	Hint                     interface{}
+	Comment                  any
+	Hint                     any
 	Upsert                   *bool
-	Let                      interface{}
-	Sort                     interface{}
+	Let                      any
+	Sort                     any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -48,7 +48,7 @@ func (uo *UpdateOneOptionsBuilder) List() []func(*UpdateOneOptions) error {
 // set of filters specifying to which array elements an update should apply. The
 // default value is nil, which means the update will apply to all array
 // elements.
-func (uo *UpdateOneOptionsBuilder) SetArrayFilters(af []interface{}) *UpdateOneOptionsBuilder {
+func (uo *UpdateOneOptionsBuilder) SetArrayFilters(af []any) *UpdateOneOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateOneOptions) error {
 		opts.ArrayFilters = af
 
@@ -88,7 +88,7 @@ func (uo *UpdateOneOptionsBuilder) SetCollation(c *Collation) *UpdateOneOptionsB
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (uo *UpdateOneOptionsBuilder) SetComment(comment interface{}) *UpdateOneOptionsBuilder {
+func (uo *UpdateOneOptionsBuilder) SetComment(comment any) *UpdateOneOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateOneOptions) error {
 		opts.Comment = comment
 
@@ -106,7 +106,7 @@ func (uo *UpdateOneOptionsBuilder) SetComment(comment interface{}) *UpdateOneOpt
 // an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that
 // no hint will be sent.
-func (uo *UpdateOneOptionsBuilder) SetHint(h interface{}) *UpdateOneOptionsBuilder {
+func (uo *UpdateOneOptionsBuilder) SetHint(h any) *UpdateOneOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateOneOptions) error {
 		opts.Hint = h
 
@@ -133,7 +133,7 @@ func (uo *UpdateOneOptionsBuilder) SetUpsert(b bool) *UpdateOneOptionsBuilder {
 // this option. This must be a document mapping parameter names to values. Values must be constant
 // or closed expressions that do not reference document fields. Parameters can then be accessed
 // as variables in an aggregate expression context (e.g. "$$var").
-func (uo *UpdateOneOptionsBuilder) SetLet(l interface{}) *UpdateOneOptionsBuilder {
+func (uo *UpdateOneOptionsBuilder) SetLet(l any) *UpdateOneOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateOneOptions) error {
 		opts.Let = l
 
@@ -148,7 +148,7 @@ func (uo *UpdateOneOptionsBuilder) SetLet(l interface{}) *UpdateOneOptionsBuilde
 // set, the first document in the sorted order will be updated. This option is only valid for MongoDB
 // versions >= 8.0. The sort parameter is evaluated sequentially, so the driver will return an error
 // if it is a multi-key map (which is unordeded). The default value is nil.
-func (uo *UpdateOneOptionsBuilder) SetSort(s interface{}) *UpdateOneOptionsBuilder {
+func (uo *UpdateOneOptionsBuilder) SetSort(s any) *UpdateOneOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateOneOptions) error {
 		opts.Sort = s
 
@@ -163,13 +163,13 @@ func (uo *UpdateOneOptionsBuilder) SetSort(s interface{}) *UpdateOneOptionsBuild
 //
 // See corresponding setter methods for documentation.
 type UpdateManyOptions struct {
-	ArrayFilters             []interface{}
+	ArrayFilters             []any
 	BypassDocumentValidation *bool
 	Collation                *Collation
-	Comment                  interface{}
-	Hint                     interface{}
+	Comment                  any
+	Hint                     any
 	Upsert                   *bool
-	Let                      interface{}
+	Let                      any
 
 	// Deprecated: This option is for internal use only and should not be set. It may be changed or removed in any
 	// release.
@@ -197,7 +197,7 @@ func (uo *UpdateManyOptionsBuilder) List() []func(*UpdateManyOptions) error {
 // set of filters specifying to which array elements an update should apply. The
 // default value is nil, which means the update will apply to all array
 // elements.
-func (uo *UpdateManyOptionsBuilder) SetArrayFilters(af []interface{}) *UpdateManyOptionsBuilder {
+func (uo *UpdateManyOptionsBuilder) SetArrayFilters(af []any) *UpdateManyOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateManyOptions) error {
 		opts.ArrayFilters = af
 
@@ -237,7 +237,7 @@ func (uo *UpdateManyOptionsBuilder) SetCollation(c *Collation) *UpdateManyOption
 // SetComment sets the value for the Comment field. Specifies a string or document that will be
 // included in server logs, profiling logs, and currentOp queries to help trace the operation.
 // The default value is nil, which means that no comment will be included in the logs.
-func (uo *UpdateManyOptionsBuilder) SetComment(comment interface{}) *UpdateManyOptionsBuilder {
+func (uo *UpdateManyOptionsBuilder) SetComment(comment any) *UpdateManyOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateManyOptions) error {
 		opts.Comment = comment
 
@@ -255,7 +255,7 @@ func (uo *UpdateManyOptionsBuilder) SetComment(comment interface{}) *UpdateManyO
 // an unacknowledged write operation. The driver will return an error if the
 // hint parameter is a multi-key map. The default value is nil, which means that
 // no hint will be sent.
-func (uo *UpdateManyOptionsBuilder) SetHint(h interface{}) *UpdateManyOptionsBuilder {
+func (uo *UpdateManyOptionsBuilder) SetHint(h any) *UpdateManyOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateManyOptions) error {
 		opts.Hint = h
 
@@ -282,7 +282,7 @@ func (uo *UpdateManyOptionsBuilder) SetUpsert(b bool) *UpdateManyOptionsBuilder
 // this option. This must be a document mapping parameter names to values. Values must be constant
 // or closed expressions that do not reference document fields. Parameters can then be accessed
 // as variables in an aggregate expression context (e.g. "$$var").
-func (uo *UpdateManyOptionsBuilder) SetLet(l interface{}) *UpdateManyOptionsBuilder {
+func (uo *UpdateManyOptionsBuilder) SetLet(l any) *UpdateManyOptionsBuilder {
 	uo.Opts = append(uo.Opts, func(opts *UpdateManyOptions) error {
 		opts.Let = l
 
diff --git a/mongo/results.go b/mongo/results.go
index 0a10dbaffe..e50157e6da 100644
--- a/mongo/results.go
+++ b/mongo/results.go
@@ -50,14 +50,14 @@ type ClientBulkWriteResult struct {
 // ClientBulkWriteInsertResult is the result type returned by a client-level bulk write of InsertOne operation.
 type ClientBulkWriteInsertResult struct {
 	// The _id of the inserted document. A value generated by the driver will be of type primitive.ObjectID.
-	InsertedID interface{}
+	InsertedID any
 }
 
 // ClientBulkWriteUpdateResult is the result type returned from a client-level bulk write of UpdateOne, UpdateMany, and ReplaceOne operation.
 type ClientBulkWriteUpdateResult struct {
-	MatchedCount  int64       // The number of documents matched by the filter.
-	ModifiedCount int64       // The number of documents modified by the operation.
-	UpsertedID    interface{} // The _id field of the upserted document, or nil if no upsert was done.
+	MatchedCount  int64 // The number of documents matched by the filter.
+	ModifiedCount int64 // The number of documents modified by the operation.
+	UpsertedID    any   // The _id field of the upserted document, or nil if no upsert was done.
 }
 
 // ClientBulkWriteDeleteResult is the result type returned by a client-level bulk write DeleteOne and DeleteMany operation.
@@ -83,7 +83,7 @@ type BulkWriteResult struct {
 	UpsertedCount int64
 
 	// A map of operation index to the _id of each upserted document.
-	UpsertedIDs map[int64]interface{}
+	UpsertedIDs map[int64]any
 
 	// Operation performed with an acknowledged write. Values for other fields may
 	// not be deterministic if the write operation was unacknowledged.
@@ -93,7 +93,7 @@ type BulkWriteResult struct {
 // InsertOneResult is the result type returned by an InsertOne operation.
 type InsertOneResult struct {
 	// The _id of the inserted document. A value generated by the driver will be of type bson.ObjectID.
-	InsertedID interface{}
+	InsertedID any
 
 	// Operation performed with an acknowledged write. Values for other fields may
 	// not be deterministic if the write operation was unacknowledged.
@@ -103,7 +103,7 @@ type InsertOneResult struct {
 // InsertManyResult is a result type returned by an InsertMany operation.
 type InsertManyResult struct {
 	// The _id values of the inserted documents. Values generated by the driver will be of type bson.ObjectID.
-	InsertedIDs []interface{}
+	InsertedIDs []any
 
 	// Operation performed with an acknowledged write. Values for other fields may
 	// not be deterministic if the write operation was unacknowledged.
@@ -159,10 +159,10 @@ type DatabaseSpecification struct {
 
 // UpdateResult is the result type returned from UpdateOne, UpdateMany, and ReplaceOne operations.
 type UpdateResult struct {
-	MatchedCount  int64       // The number of documents matched by the filter.
-	ModifiedCount int64       // The number of documents modified by the operation.
-	UpsertedCount int64       // The number of documents upserted by the operation.
-	UpsertedID    interface{} // The _id field of the upserted document, or nil if no upsert was done.
+	MatchedCount  int64 // The number of documents matched by the filter.
+	ModifiedCount int64 // The number of documents modified by the operation.
+	UpsertedCount int64 // The number of documents upserted by the operation.
+	UpsertedID    any   // The _id field of the upserted document, or nil if no upsert was done.
 
 	// Operation performed with an acknowledged write. Values for other fields may
 	// not be deterministic if the write operation was unacknowledged.
diff --git a/mongo/search_index_view.go b/mongo/search_index_view.go
index d0e1007051..5df3b8fb4e 100644
--- a/mongo/search_index_view.go
+++ b/mongo/search_index_view.go
@@ -37,7 +37,7 @@ type SearchIndexView struct {
 type SearchIndexModel struct {
 	// A document describing the definition for the search index. It cannot be nil.
 	// See https://www.mongodb.com/docs/atlas/atlas-search/create-index/ for reference.
-	Definition interface{}
+	Definition any
 
 	// The search index options.
 	Options *options.SearchIndexesOptionsBuilder
@@ -250,7 +250,7 @@ func (siv SearchIndexView) DropOne(
 func (siv SearchIndexView) UpdateOne(
 	ctx context.Context,
 	name string,
-	definition interface{},
+	definition any,
 	_ ...options.Lister[options.UpdateSearchIndexOptions],
 ) error {
 	if definition == nil {
diff --git a/mongo/session.go b/mongo/session.go
index 8ff0de56d1..db08f12589 100644
--- a/mongo/session.go
+++ b/mongo/session.go
@@ -126,9 +126,9 @@ func (s *Session) EndSession(ctx context.Context) {
 // see the Client.StartSession method documentation.
 func (s *Session) WithTransaction(
 	ctx context.Context,
-	fn func(ctx context.Context) (interface{}, error),
+	fn func(ctx context.Context) (any, error),
 	opts ...options.Lister[options.TransactionOptions],
-) (interface{}, error) {
+) (any, error) {
 	timeout := time.NewTimer(withTransactionTimeout)
 	defer timeout.Stop()
 	var err error
diff --git a/mongo/single_result.go b/mongo/single_result.go
index 40b5a5c58b..5cae298462 100644
--- a/mongo/single_result.go
+++ b/mongo/single_result.go
@@ -41,7 +41,7 @@ type SingleResult struct {
 //
 // The document parameter must be a non-nil document.
 func NewSingleResultFromDocument(
-	document interface{},
+	document any,
 	err error,
 	registry *bson.Registry,
 ) *SingleResult {
@@ -52,7 +52,7 @@ func NewSingleResultFromDocument(
 		registry = defaultRegistry
 	}
 
-	cur, createErr := NewCursorFromDocuments([]interface{}{document}, err, registry)
+	cur, createErr := NewCursorFromDocuments([]any{document}, err, registry)
 	if createErr != nil {
 		return &SingleResult{err: createErr}
 	}
@@ -70,7 +70,7 @@ func NewSingleResultFromDocument(
 //
 // If the operation was successful and returned a document, Decode will return any errors from the unmarshalling process
 // without any modification. If v is nil or is a typed nil, an error will be returned.
-func (sr *SingleResult) Decode(v interface{}) error {
+func (sr *SingleResult) Decode(v any) error {
 	if sr.err != nil {
 		return sr.err
 	}
diff --git a/mongo/with_transactions_test.go b/mongo/with_transactions_test.go
index 0a74f9deeb..9bdcff5305 100644
--- a/mongo/with_transactions_test.go
+++ b/mongo/with_transactions_test.go
@@ -78,7 +78,7 @@ func TestConvenientTransactions(t *testing.T) {
 		defer sess.EndSession(context.Background())
 
 		testErr := errors.New("test error")
-		_, err = sess.WithTransaction(context.Background(), func(context.Context) (interface{}, error) {
+		_, err = sess.WithTransaction(context.Background(), func(context.Context) (any, error) {
 			return nil, testErr
 		})
 		assert.Equal(t, testErr, err, "expected error %v, got %v", testErr, err)
@@ -92,7 +92,7 @@ func TestConvenientTransactions(t *testing.T) {
 		assert.Nil(t, err, "StartSession error: %v", err)
 		defer sess.EndSession(context.Background())
 
-		res, err := sess.WithTransaction(context.Background(), func(context.Context) (interface{}, error) {
+		res, err := sess.WithTransaction(context.Background(), func(context.Context) (any, error) {
 			return false, nil
 		})
 		assert.Nil(t, err, "WithTransaction error: %v", err)
@@ -112,7 +112,7 @@ func TestConvenientTransactions(t *testing.T) {
 			assert.Nil(t, err, "StartSession error: %v", err)
 			defer sess.EndSession(context.Background())
 
-			_, err = sess.WithTransaction(context.Background(), func(context.Context) (interface{}, error) {
+			_, err = sess.WithTransaction(context.Background(), func(context.Context) (any, error) {
 				return nil, CommandError{Name: "test Error", Labels: []string{driver.TransientTransactionError}}
 			})
 			assert.NotNil(t, err, "expected WithTransaction error, got nil")
@@ -144,7 +144,7 @@ func TestConvenientTransactions(t *testing.T) {
 			assert.Nil(t, err, "StartSession error: %v", err)
 			defer sess.EndSession(context.Background())
 
-			_, err = sess.WithTransaction(context.Background(), func(ctx context.Context) (interface{}, error) {
+			_, err = sess.WithTransaction(context.Background(), func(ctx context.Context) (any, error) {
 				_, err := coll.InsertOne(ctx, bson.D{{"x", 1}})
 				return nil, err
 			})
@@ -177,7 +177,7 @@ func TestConvenientTransactions(t *testing.T) {
 			assert.Nil(t, err, "StartSession error: %v", err)
 			defer sess.EndSession(context.Background())
 
-			_, err = sess.WithTransaction(context.Background(), func(ctx context.Context) (interface{}, error) {
+			_, err = sess.WithTransaction(context.Background(), func(ctx context.Context) (any, error) {
 				_, err := coll.InsertOne(ctx, bson.D{{"x", 1}})
 				return nil, err
 			})
@@ -242,7 +242,7 @@ func TestConvenientTransactions(t *testing.T) {
 		// insert succeeds, it cancels the Context created above and returns a non-retryable error, which forces
 		// WithTransaction to abort the txn.
 		callbackErr := errors.New("error")
-		callback := func(ctx context.Context) (interface{}, error) {
+		callback := func(ctx context.Context) (any, error) {
 			_, err = coll.InsertOne(ctx, bson.D{{"x", 1}})
 			if err != nil {
 				return nil, err
@@ -404,7 +404,7 @@ func TestConvenientTransactions(t *testing.T) {
 		// "commitTransaction" can be sent.
 		callback := func() bool {
 			transactionCtx, cancel := context.WithCancel(context.Background())
-			_, _ = sess.WithTransaction(transactionCtx, func(ctx context.Context) (interface{}, error) {
+			_, _ = sess.WithTransaction(transactionCtx, func(ctx context.Context) (any, error) {
 				_, err := coll.InsertOne(ctx, bson.M{"x": 1})
 				assert.NoError(t, err, "InsertOne error: %v", err)
 				cancel()
@@ -433,7 +433,7 @@ func TestConvenientTransactions(t *testing.T) {
 
 		// returnError tracks whether or not the callback is being retried
 		returnError := true
-		res, err := sess.WithTransaction(context.Background(), func(context.Context) (interface{}, error) {
+		res, err := sess.WithTransaction(context.Background(), func(context.Context) (any, error) {
 			if returnError {
 				returnError = false
 				return nil, fmt.Errorf("%w",
@@ -471,7 +471,7 @@ func TestConvenientTransactions(t *testing.T) {
 			withTransactionContext, cancel := context.WithTimeout(context.Background(), time.Nanosecond)
 			defer cancel()
 
-			_, _ = sess.WithTransaction(withTransactionContext, func(ctx context.Context) (interface{}, error) {
+			_, _ = sess.WithTransaction(withTransactionContext, func(ctx context.Context) (any, error) {
 				_, err := coll.InsertOne(ctx, bson.D{{}})
 				return nil, err
 			})
@@ -506,7 +506,7 @@ func TestConvenientTransactions(t *testing.T) {
 			withTransactionContext, cancel := context.WithTimeout(context.Background(), 2*time.Second)
 			cancel()
 
-			_, _ = sess.WithTransaction(withTransactionContext, func(ctx context.Context) (interface{}, error) {
+			_, _ = sess.WithTransaction(withTransactionContext, func(ctx context.Context) (any, error) {
 				_, err := coll.InsertOne(ctx, bson.D{{}})
 				return nil, err
 			})
@@ -558,7 +558,7 @@ func TestConvenientTransactions(t *testing.T) {
 		defer sess.EndSession(context.Background())
 
 		callback := func() bool {
-			_, err = sess.WithTransaction(context.Background(), func(ctx context.Context) (interface{}, error) {
+			_, err = sess.WithTransaction(context.Background(), func(ctx context.Context) (any, error) {
 				// Set a timeout of 300ms to cause a timeout on first insertOne
 				// and force a retry.
 				c, cancel := context.WithTimeout(ctx, 300*time.Millisecond)
@@ -587,7 +587,7 @@ func TestConvenientTransactions(t *testing.T) {
 		defer sess.EndSession(context.Background())
 
 		count := 0
-		_, _ = sess.WithTransaction(context.Background(), func(context.Context) (interface{}, error) {
+		_, _ = sess.WithTransaction(context.Background(), func(context.Context) (any, error) {
 			count++
 			time.Sleep(10 * time.Millisecond)
 
diff --git a/mongo/writeconcern/writeconcern.go b/mongo/writeconcern/writeconcern.go
index 00e60e1c1b..208f230ef0 100644
--- a/mongo/writeconcern/writeconcern.go
+++ b/mongo/writeconcern/writeconcern.go
@@ -36,7 +36,7 @@ type WriteConcern struct {
 	//
 	// For more information about the "w" option, see
 	// https://www.mongodb.com/docs/manual/reference/write-concern/#w-option
-	W interface{}
+	W any
 
 	// Journal requests acknowledgment from MongoDB that the write operation has
 	// been written to the on-disk journal. It sets the "j" option in a MongoDB