diff --git a/packages/core/src/awsService/redshift/explorer/redshiftWarehouseNode.ts b/packages/core/src/awsService/redshift/explorer/redshiftWarehouseNode.ts
index 4301d45378b..26947893c82 100644
--- a/packages/core/src/awsService/redshift/explorer/redshiftWarehouseNode.ts
+++ b/packages/core/src/awsService/redshift/explorer/redshiftWarehouseNode.ts
@@ -15,7 +15,7 @@ import { ChildNodeLoader, ChildNodePage } from '../../../awsexplorer/childNodeLo
 import { DefaultRedshiftClient } from '../../../shared/clients/redshiftClient'
 import { deleteConnection, ConnectionParams, ConnectionType, RedshiftWarehouseType } from '../models/models'
 import { RedshiftNodeConnectionWizard } from '../wizards/connectionWizard'
-import { ListDatabasesResponse } from 'aws-sdk/clients/redshiftdata'
+import { ListDatabasesResponse } from '@aws-sdk/client-redshift-data'
 import { getIcon } from '../../../shared/icons'
 import { AWSCommandTreeNode } from '../../../shared/treeview/nodes/awsCommandTreeNode'
 import { telemetry } from '../../../shared/telemetry/telemetry'
diff --git a/packages/core/src/awsService/redshift/wizards/connectionWizard.ts b/packages/core/src/awsService/redshift/wizards/connectionWizard.ts
index a42494a09db..251cfd22e20 100644
--- a/packages/core/src/awsService/redshift/wizards/connectionWizard.ts
+++ b/packages/core/src/awsService/redshift/wizards/connectionWizard.ts
@@ -14,7 +14,7 @@ import { DefaultRedshiftClient } from '../../../shared/clients/redshiftClient'
 import { Region } from '../../../shared/regions/endpoints'
 import { RegionProvider } from '../../../shared/regions/regionProvider'
 import { createRegionPrompter } from '../../../shared/ui/common/region'
-import { ClustersMessage } from 'aws-sdk/clients/redshift'
+import { ClustersMessage } from '@aws-sdk/client-redshift'
 import { Prompter } from '../../../shared/ui/prompter'
 import { ListSecretsResponse } from '@aws-sdk/client-secrets-manager'
 import { SecretsManagerClient } from '../../../shared/clients/secretsManagerClient'
diff --git a/packages/core/src/awsService/sagemaker/explorer/sagemakerParentNode.ts b/packages/core/src/awsService/sagemaker/explorer/sagemakerParentNode.ts
index dd445f344fb..104eb7662a2 100644
--- a/packages/core/src/awsService/sagemaker/explorer/sagemakerParentNode.ts
+++ b/packages/core/src/awsService/sagemaker/explorer/sagemakerParentNode.ts
@@ -4,7 +4,7 @@
  */
 
 import * as vscode from 'vscode'
-import { GetCallerIdentityResponse } from 'aws-sdk/clients/sts'
+import { GetCallerIdentityCommandOutput } from '@aws-sdk/client-sts'
 import { DescribeDomainResponse } from '@amzn/sagemaker-client'
 import { SagemakerClient, SagemakerSpaceApp } from '../../../shared/clients/sagemaker'
 import { DefaultStsClient } from '../../../shared/clients/stsClient'
@@ -34,7 +34,7 @@ export class SagemakerParentNode extends AWSTreeNodeBase {
     public override readonly contextValue: string = parentContextValue
     domainUserProfiles: Map<string, UserProfileMetadata> = new Map()
     spaceApps: Map<string, SagemakerSpaceApp> = new Map()
-    callerIdentity: GetCallerIdentityResponse = {}
+    callerIdentity: Partial<GetCallerIdentityCommandOutput> = {}
     public readonly pollingSet: PollingSet<string> = new PollingSet(5000, this.updatePendingNodes.bind(this))
 
     public constructor(
diff --git a/packages/core/src/codewhisperer/region/regionProfileManager.ts b/packages/core/src/codewhisperer/region/regionProfileManager.ts
index 24d58d7f588..aab2ed04dab 100644
--- a/packages/core/src/codewhisperer/region/regionProfileManager.ts
+++ b/packages/core/src/codewhisperer/region/regionProfileManager.ts
@@ -18,7 +18,8 @@ import {
 import globals from '../../shared/extensionGlobals'
 import { once } from '../../shared/utilities/functionUtils'
 import CodeWhispererUserClient from '../client/codewhispereruserclient'
-import { Credentials, Service } from 'aws-sdk'
+import { AwsCredentialIdentity } from '@aws-sdk/types'
+import { Service } from 'aws-sdk'
 import { ServiceOptions } from '../../shared/awsClientBuilder'
 import userApiConfig = require('../client/user-service-2.json')
 import { createConstantMap } from '../../shared/utilities/tsUtils'
@@ -394,7 +395,7 @@ export class RegionProfileManager {
             apiConfig: userApiConfig,
             region: region,
             endpoint: endpoint,
-            credentials: new Credentials({ accessKeyId: 'xxx', secretAccessKey: 'xxx' }),
+            credentials: { accessKeyId: 'xxx', secretAccessKey: 'xxx' } as AwsCredentialIdentity,
             onRequestSetup: [
                 (req) => {
                     req.on('build', ({ httpRequest }) => {
diff --git a/packages/core/src/dynamicResources/commands/saveResource.ts b/packages/core/src/dynamicResources/commands/saveResource.ts
index 1f696513c65..be395bc7f48 100644
--- a/packages/core/src/dynamicResources/commands/saveResource.ts
+++ b/packages/core/src/dynamicResources/commands/saveResource.ts
@@ -13,7 +13,7 @@ import { ResourceNode } from '../explorer/nodes/resourceNode'
 import { ResourceTypeNode } from '../explorer/nodes/resourceTypeNode'
 import { AwsResourceManager } from '../awsResourceManager'
 import { CloudControlClient } from '../../shared/clients/cloudControl'
-import { CloudControl } from 'aws-sdk'
+import { ResourceDescription } from '@aws-sdk/client-cloudcontrol'
 import globals from '../../shared/extensionGlobals'
 import { telemetry } from '../../shared/telemetry/telemetry'
 
@@ -224,7 +224,7 @@ export async function updateResource(
     )
 }
 
-function computeDiff(currentDefinition: CloudControl.ResourceDescription, updatedDefinition: string): Operation[] {
+function computeDiff(currentDefinition: ResourceDescription, updatedDefinition: string): Operation[] {
     const current = JSON.parse(currentDefinition.Properties!)
     const updated = JSON.parse(updatedDefinition)
     return compare(current, updated)
diff --git a/packages/core/src/dynamicResources/explorer/nodes/resourceTypeNode.ts b/packages/core/src/dynamicResources/explorer/nodes/resourceTypeNode.ts
index cba2274b162..afc21ff5d16 100644
--- a/packages/core/src/dynamicResources/explorer/nodes/resourceTypeNode.ts
+++ b/packages/core/src/dynamicResources/explorer/nodes/resourceTypeNode.ts
@@ -15,7 +15,7 @@ import { localize } from '../../../shared/utilities/vsCodeUtils'
 import { ResourcesNode } from './resourcesNode'
 import { ResourceNode } from './resourceNode'
 import { Result } from '../../../shared/telemetry/telemetry'
-import { CloudControl } from 'aws-sdk'
+import { ResourceDescription } from '@aws-sdk/client-cloudcontrol'
 import { ResourceTypeMetadata } from '../../model/resources'
 import { S3Client } from '../../../shared/clients/s3'
 import { telemetry } from '../../../shared/telemetry/telemetry'
@@ -123,15 +123,12 @@ export class ResourceTypeNode extends AWSTreeNodeBase implements LoadMoreNode {
             })
 
             newResources = response.ResourceDescriptions
-                ? response.ResourceDescriptions.reduce(
-                      (accumulator: ResourceNode[], current: CloudControl.ResourceDescription) => {
-                          if (current.Identifier) {
-                              accumulator.push(new ResourceNode(this, current.Identifier, this.childContextValue))
-                          }
-                          return accumulator
-                      },
-                      []
-                  )
+                ? response.ResourceDescriptions.reduce((accumulator: ResourceNode[], current: ResourceDescription) => {
+                      if (current.Identifier) {
+                          accumulator.push(new ResourceNode(this, current.Identifier, this.childContextValue))
+                      }
+                      return accumulator
+                  }, [])
                 : []
             nextToken = response.NextToken
         }
diff --git a/packages/core/src/stepFunctions/workflowStudio/types.ts b/packages/core/src/stepFunctions/workflowStudio/types.ts
index 5edf944eb2c..22a93a8404d 100644
--- a/packages/core/src/stepFunctions/workflowStudio/types.ts
+++ b/packages/core/src/stepFunctions/workflowStudio/types.ts
@@ -2,8 +2,8 @@
  * Copyright Amazon.com, Inc. or its affiliates. All Rights Reserved.
  * SPDX-License-Identifier: Apache-2.0
  */
-import { IAM } from 'aws-sdk'
-import * as StepFunctions from '@aws-sdk/client-sfn'
+import { ListRolesCommandInput } from '@aws-sdk/client-iam'
+import { TestStateInput } from '@aws-sdk/client-sfn'
 import * as vscode from 'vscode'
 
 export enum WorkflowMode {
@@ -94,8 +94,8 @@ export enum ApiAction {
 }
 
 type ApiCallRequestMapping = {
-    [ApiAction.IAMListRoles]: IAM.ListRolesRequest
-    [ApiAction.SFNTestState]: StepFunctions.TestStateInput
+    [ApiAction.IAMListRoles]: ListRolesCommandInput
+    [ApiAction.SFNTestState]: TestStateInput
 }
 
 interface ApiCallRequestMessageBase<ApiName extends ApiAction> extends Message {
diff --git a/packages/core/src/test/awsService/cloudWatchLogs/document/logDataDocumentProvider.test.ts b/packages/core/src/test/awsService/cloudWatchLogs/document/logDataDocumentProvider.test.ts
index 221d0a6fee3..3457623cb79 100644
--- a/packages/core/src/test/awsService/cloudWatchLogs/document/logDataDocumentProvider.test.ts
+++ b/packages/core/src/test/awsService/cloudWatchLogs/document/logDataDocumentProvider.test.ts
@@ -21,7 +21,7 @@ import {
 import { Settings } from '../../../../shared/settings'
 import { LogDataCodeLensProvider } from '../../../../awsService/cloudWatchLogs/document/logDataCodeLensProvider'
 import { CLOUDWATCH_LOGS_SCHEME } from '../../../../shared/constants'
-import { FilteredLogEvent } from 'aws-sdk/clients/cloudwatchlogs'
+import { FilteredLogEvent } from '@aws-sdk/client-cloudwatch-logs'
 
 const getLogEventsMessage = 'This is from getLogEvents'
 
diff --git a/packages/core/src/test/awsService/cloudWatchLogs/registry/logDataRegistry.test.ts b/packages/core/src/test/awsService/cloudWatchLogs/registry/logDataRegistry.test.ts
index 6f65bc2438c..1a00bb49c69 100644
--- a/packages/core/src/test/awsService/cloudWatchLogs/registry/logDataRegistry.test.ts
+++ b/packages/core/src/test/awsService/cloudWatchLogs/registry/logDataRegistry.test.ts
@@ -25,7 +25,7 @@ import {
     testLogData,
     unregisteredData,
 } from '../utils.test'
-import { FilteredLogEvents } from 'aws-sdk/clients/cloudwatchlogs'
+import { FilteredLogEvent } from '@aws-sdk/client-cloudwatch-logs'
 import { formatDateTimestamp } from '../../../../shared/datetime'
 
 describe('LogDataRegistry', async function () {
@@ -128,8 +128,8 @@ describe('LogDataRegistry', async function () {
         const pageToken1 = 'page1Token'
         const pageToken2 = 'page2Token'
 
-        function createCwlEvents(id: string, count: number): FilteredLogEvents {
-            let events: FilteredLogEvents = []
+        function createCwlEvents(id: string, count: number): FilteredLogEvent[] {
+            let events: FilteredLogEvent[] = []
             for (let i = 0; i < count; i++) {
                 events = events.concat({ message: `message-${id}`, logStreamName: `stream-${id}` })
             }
diff --git a/packages/core/src/test/credentials/provider/ecsCredentialsProvider.test.ts b/packages/core/src/test/credentials/provider/ecsCredentialsProvider.test.ts
index 143a987242e..0008e044902 100644
--- a/packages/core/src/test/credentials/provider/ecsCredentialsProvider.test.ts
+++ b/packages/core/src/test/credentials/provider/ecsCredentialsProvider.test.ts
@@ -4,14 +4,14 @@
  */
 
 import assert from 'assert'
-import { Credentials } from 'aws-sdk'
+import { AwsCredentialIdentity } from '@aws-sdk/types'
 import { EcsCredentialsProvider } from '../../../auth/providers/ecsCredentialsProvider'
 import { EnvironmentVariables } from '../../../shared/environmentVariables'
 
 describe('EcsCredentialsProvider', function () {
     const dummyUri = 'dummyUri'
     const dummyRegion = 'dummmyRegion'
-    const dummyCredentials = { accessKeyId: 'dummyKey' } as Credentials
+    const dummyCredentials = { accessKeyId: 'dummyKey' } as AwsCredentialIdentity
     const dummyProvider = () => {
         return Promise.resolve(dummyCredentials)
     }
diff --git a/packages/core/src/test/dynamicResources/explorer/resourceTypeNode.test.ts b/packages/core/src/test/dynamicResources/explorer/resourceTypeNode.test.ts
index 96130761f0d..86296885df2 100644
--- a/packages/core/src/test/dynamicResources/explorer/resourceTypeNode.test.ts
+++ b/packages/core/src/test/dynamicResources/explorer/resourceTypeNode.test.ts
@@ -13,7 +13,7 @@ import {
     assertNodeListOnlyHasPlaceholderNode,
 } from '../../utilities/explorerNodeAssertions'
 import { CloudControlClient } from '../../../shared/clients/cloudControl'
-import { CloudControl } from 'aws-sdk'
+import { ResourceDescription } from '@aws-sdk/client-cloudcontrol'
 import { ResourceTypeMetadata } from '../../../dynamicResources/model/resources'
 import sinon from 'sinon'
 
@@ -183,7 +183,7 @@ describe('ResourceTypeNode', function () {
         cloudControl.listResources = sinon.stub().resolves({
             TypeName: fakeTypeName,
             NextToken: undefined,
-            ResourceDescriptions: resourceIdentifiers.map<CloudControl.ResourceDescription>((identifier) => {
+            ResourceDescriptions: resourceIdentifiers.map<ResourceDescription>((identifier) => {
                 return {
                     Identifier: identifier,
                     ResourceModel: '',
diff --git a/packages/core/src/test/shared/defaultAwsContext.test.ts b/packages/core/src/test/shared/defaultAwsContext.test.ts
index 8f4ade282a4..6623fa5dee7 100644
--- a/packages/core/src/test/shared/defaultAwsContext.test.ts
+++ b/packages/core/src/test/shared/defaultAwsContext.test.ts
@@ -4,7 +4,7 @@
  */
 
 import assert from 'assert'
-import * as AWS from 'aws-sdk'
+import { AwsCredentialIdentity } from '@aws-sdk/types'
 import { AwsContextCredentials } from '../../shared/awsContext'
 import { DefaultAwsContext } from '../../shared/awsContext'
 
@@ -125,7 +125,7 @@ describe('DefaultAwsContext', function () {
 
     function makeSampleAwsContextCredentials(endpointUrl?: string): AwsContextCredentials {
         return {
-            credentials: {} as any as AWS.Credentials,
+            credentials: {} as AwsCredentialIdentity,
             credentialsId: 'qwerty',
             accountId: testAccountIdValue,
             endpointUrl,
diff --git a/packages/core/src/test/shared/sam/sync.test.ts b/packages/core/src/test/shared/sam/sync.test.ts
index 843b0e0bbcd..da7a8086f38 100644
--- a/packages/core/src/test/shared/sam/sync.test.ts
+++ b/packages/core/src/test/shared/sam/sync.test.ts
@@ -43,7 +43,7 @@ import sinon from 'sinon'
 import { getTestWindow } from '../vscode/window'
 import { S3Client } from '../../../shared/clients/s3'
 import { RequiredProps } from '../../../shared/utilities/tsUtils'
-import S3 from 'aws-sdk/clients/s3'
+import { Bucket } from '@aws-sdk/client-s3'
 import { CloudFormationClient } from '../../../shared/clients/cloudFormation'
 import { intoCollection } from '../../../shared/utilities/collectionUtils'
 import { SamConfig, Environment, parseConfig } from '../../../shared/sam/config'
@@ -2174,7 +2174,7 @@ describe('SAM sync helper functions', () => {
 })
 
 const s3BucketListSummary: Array<
-    RequiredProps<S3.Bucket, 'Name'> & {
+    RequiredProps<Bucket, 'Name'> & {
         readonly region: string
     }
 > = [