diff --git a/.changeset/weak-hounds-help.md b/.changeset/weak-hounds-help.md
new file mode 100644
index 00000000..ebbd32d0
--- /dev/null
+++ b/.changeset/weak-hounds-help.md
@@ -0,0 +1,5 @@
+---
+"@livekit/rtc-node": patch
+---
+
+update rust ffi to 0.12.43
diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index b28e0f13..beaa2e50 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -28,7 +28,7 @@ jobs:
       rtc_build: ${{ steps.changes.outputs.rtc_build }}
       server_sdk_build: ${{ steps.changes.outputs.server_sdk_build }}
     steps:
-      - uses: actions/checkout@v4
+      - uses: actions/checkout@v6
       - uses: dorny/paths-filter@v3
         id: paths
         with:
diff --git a/.github/workflows/proto.yaml b/.github/workflows/proto.yaml
new file mode 100644
index 00000000..16626131
--- /dev/null
+++ b/.github/workflows/proto.yaml
@@ -0,0 +1,54 @@
+name: Generate protobuf stubs
+
+permissions:
+  contents: write
+
+on:
+  pull_request:
+    branches:
+      - main
+    # If rust-sdks is a git submodule, GitHub sees updates as a change to the
+    # gitlink at the submodule path (not files under it), so include the bare
+    # path. If it's checked into the repo normally, the ** pattern will match.
+    paths:
+      - 'packages/livekit-rtc/rust-sdks'
+      - 'packages/livekit-rtc/rust-sdks/**'
+
+jobs:
+  generate-proto:
+    name: Regenerate protobuf stubs
+    runs-on: ubuntu-latest
+    steps:
+      - name: Checkout
+        uses: actions/checkout@v6
+        with:
+          submodules: recursive
+          ref: ${{ github.event.pull_request.head.ref }}
+
+      - uses: pnpm/action-setup@v4
+
+      - name: Setup Node.js
+        uses: actions/setup-node@v4
+        with:
+          node-version: 24
+          cache: pnpm
+
+      - name: Install Protoc
+        uses: arduino/setup-protoc@v3
+        with:
+          version: '25.1'
+          repo-token: ${{ secrets.GITHUB_TOKEN }}
+
+      - name: Install dependencies
+        run: pnpm install
+
+      - name: Generate stubs
+        run: ./generate_proto.sh
+        working-directory: packages/livekit-rtc
+
+      - name: Add changes
+        uses: EndBug/add-and-commit@v9
+        with:
+          add: '["packages/livekit-rtc"]'
+          default_author: github_actions
+          message: generated protobuf
diff --git a/packages/livekit-rtc/rust-sdks b/packages/livekit-rtc/rust-sdks
index e4b85105..36caec5a 160000
--- a/packages/livekit-rtc/rust-sdks
+++ b/packages/livekit-rtc/rust-sdks
@@ -1 +1 @@
-Subproject commit e4b851055aa6c8c83ea3f02a24cae9c8d257de34
+Subproject commit 36caec5a581106e9aa4b7c9b1f4245a5602d761f
diff --git a/packages/livekit-rtc/src/proto/audio_frame_pb.ts b/packages/livekit-rtc/src/proto/audio_frame_pb.ts
index acbff401..94b0da88 100644
--- a/packages/livekit-rtc/src/proto/audio_frame_pb.ts
+++ b/packages/livekit-rtc/src/proto/audio_frame_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/packages/livekit-rtc/src/proto/e2ee_pb.ts b/packages/livekit-rtc/src/proto/e2ee_pb.ts
index f2a27bdb..9994f3d6 100644
--- a/packages/livekit-rtc/src/proto/e2ee_pb.ts
+++ b/packages/livekit-rtc/src/proto/e2ee_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/packages/livekit-rtc/src/proto/ffi_pb.ts b/packages/livekit-rtc/src/proto/ffi_pb.ts
index 5873e6ee..844e3917 100644
--- a/packages/livekit-rtc/src/proto/ffi_pb.ts
+++ b/packages/livekit-rtc/src/proto/ffi_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -25,7 +25,7 @@ import { CaptureVideoFrameRequest, CaptureVideoFrameResponse, NewVideoSourceRequ
 import { ApmProcessReverseStreamRequest, ApmProcessReverseStreamResponse, ApmProcessStreamRequest, ApmProcessStreamResponse, ApmSetStreamDelayRequest, ApmSetStreamDelayResponse, AudioStreamEvent, AudioStreamFromParticipantRequest, AudioStreamFromParticipantResponse, CaptureAudioFrameCallback, CaptureAudioFrameRequest, CaptureAudioFrameResponse, ClearAudioBufferRequest, ClearAudioBufferResponse, FlushSoxResamplerRequest, FlushSoxResamplerResponse, LoadAudioFilterPluginRequest, LoadAudioFilterPluginResponse, NewApmRequest, NewApmResponse, NewAudioResamplerRequest, NewAudioResamplerResponse, NewAudioSourceRequest, NewAudioSourceResponse, NewAudioStreamRequest, NewAudioStreamResponse, NewSoxResamplerRequest, NewSoxResamplerResponse, PushSoxResamplerRequest, PushSoxResamplerResponse, RemixAndResampleRequest, RemixAndResampleResponse } from "./audio_frame_pb.js";
 import { E2eeRequest, E2eeResponse } from "./e2ee_pb.js";
 import { PerformRpcCallback, PerformRpcRequest, PerformRpcResponse, RegisterRpcMethodRequest, RegisterRpcMethodResponse, RpcMethodInvocationEvent, RpcMethodInvocationResponseRequest, RpcMethodInvocationResponseResponse, UnregisterRpcMethodRequest, UnregisterRpcMethodResponse } from "./rpc_pb.js";
-import { EnableRemoteTrackPublicationRequest, EnableRemoteTrackPublicationResponse, UpdateRemoteTrackPublicationDimensionRequest, UpdateRemoteTrackPublicationDimensionResponse } from "./track_publication_pb.js";
+import { EnableRemoteTrackPublicationRequest, EnableRemoteTrackPublicationResponse, SetRemoteTrackPublicationQualityRequest, SetRemoteTrackPublicationQualityResponse, UpdateRemoteTrackPublicationDimensionRequest, UpdateRemoteTrackPublicationDimensionResponse } from "./track_publication_pb.js";
 import { ByteStreamOpenCallback, ByteStreamOpenRequest, ByteStreamOpenResponse, ByteStreamReaderEvent, ByteStreamReaderReadAllCallback, ByteStreamReaderReadAllRequest, ByteStreamReaderReadAllResponse, ByteStreamReaderReadIncrementalRequest, ByteStreamReaderReadIncrementalResponse, ByteStreamReaderWriteToFileCallback, ByteStreamReaderWriteToFileRequest, ByteStreamReaderWriteToFileResponse, ByteStreamWriterCloseCallback, ByteStreamWriterCloseRequest, ByteStreamWriterCloseResponse, ByteStreamWriterWriteCallback, ByteStreamWriterWriteRequest, ByteStreamWriterWriteResponse, StreamSendBytesCallback, StreamSendBytesRequest, StreamSendBytesResponse, StreamSendFileCallback, StreamSendFileRequest, StreamSendFileResponse, StreamSendTextCallback, StreamSendTextRequest, StreamSendTextResponse, TextStreamOpenCallback, TextStreamOpenRequest, TextStreamOpenResponse, TextStreamReaderEvent, TextStreamReaderReadAllCallback, TextStreamReaderReadAllRequest, TextStreamReaderReadAllResponse, TextStreamReaderReadIncrementalRequest, TextStreamReaderReadIncrementalResponse, TextStreamWriterCloseCallback, TextStreamWriterCloseRequest, TextStreamWriterCloseResponse, TextStreamWriterWriteCallback, TextStreamWriterWriteRequest, TextStreamWriterWriteResponse } from "./data_stream_pb.js";
 
 /**
@@ -492,6 +492,12 @@ export class FfiRequest extends Message<FfiRequest> {
      */
     value: StreamSendBytesRequest;
     case: "sendBytes";
+  } | {
+    /**
+     * @generated from field: livekit.proto.SetRemoteTrackPublicationQualityRequest set_remote_track_publication_quality = 68;
+     */
+    value: SetRemoteTrackPublicationQualityRequest;
+    case: "setRemoteTrackPublicationQuality";
   } | { case: undefined; value?: undefined } = { case: undefined };
 
   constructor(data?: PartialMessage<FfiRequest>) {
@@ -568,6 +574,7 @@ export class FfiRequest extends Message<FfiRequest> {
     { no: 65, name: "text_stream_write", kind: "message", T: TextStreamWriterWriteRequest, oneof: "message" },
     { no: 66, name: "text_stream_close", kind: "message", T: TextStreamWriterCloseRequest, oneof: "message" },
     { no: 67, name: "send_bytes", kind: "message", T: StreamSendBytesRequest, oneof: "message" },
+    { no: 68, name: "set_remote_track_publication_quality", kind: "message", T: SetRemoteTrackPublicationQualityRequest, oneof: "message" },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): FfiRequest {
@@ -1006,6 +1013,12 @@ export class FfiResponse extends Message<FfiResponse> {
      */
     value: StreamSendBytesResponse;
     case: "sendBytes";
+  } | {
+    /**
+     * @generated from field: livekit.proto.SetRemoteTrackPublicationQualityResponse set_remote_track_publication_quality = 67;
+     */
+    value: SetRemoteTrackPublicationQualityResponse;
+    case: "setRemoteTrackPublicationQuality";
   } | { case: undefined; value?: undefined } = { case: undefined };
 
   constructor(data?: PartialMessage<FfiResponse>) {
@@ -1081,6 +1094,7 @@ export class FfiResponse extends Message<FfiResponse> {
     { no: 64, name: "text_stream_write", kind: "message", T: TextStreamWriterWriteResponse, oneof: "message" },
     { no: 65, name: "text_stream_close", kind: "message", T: TextStreamWriterCloseResponse, oneof: "message" },
     { no: 66, name: "send_bytes", kind: "message", T: StreamSendBytesResponse, oneof: "message" },
+    { no: 67, name: "set_remote_track_publication_quality", kind: "message", T: SetRemoteTrackPublicationQualityResponse, oneof: "message" },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): FfiResponse {
diff --git a/packages/livekit-rtc/src/proto/handle_pb.ts b/packages/livekit-rtc/src/proto/handle_pb.ts
index f22a833a..597ad383 100644
--- a/packages/livekit-rtc/src/proto/handle_pb.ts
+++ b/packages/livekit-rtc/src/proto/handle_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/packages/livekit-rtc/src/proto/participant_pb.ts b/packages/livekit-rtc/src/proto/participant_pb.ts
index 7207dcb3..de89ecc1 100644
--- a/packages/livekit-rtc/src/proto/participant_pb.ts
+++ b/packages/livekit-rtc/src/proto/participant_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -49,6 +49,11 @@ export enum ParticipantKind {
    * @generated from enum value: PARTICIPANT_KIND_AGENT = 4;
    */
   AGENT = 4,
+
+  /**
+   * @generated from enum value: PARTICIPANT_KIND_CONNECTOR = 5;
+   */
+  CONNECTOR = 5,
 }
 // Retrieve enum metadata with: proto2.getEnumType(ParticipantKind)
 proto2.util.setEnumType(ParticipantKind, "livekit.proto.ParticipantKind", [
@@ -57,6 +62,39 @@ proto2.util.setEnumType(ParticipantKind, "livekit.proto.ParticipantKind", [
   { no: 2, name: "PARTICIPANT_KIND_EGRESS" },
   { no: 3, name: "PARTICIPANT_KIND_SIP" },
   { no: 4, name: "PARTICIPANT_KIND_AGENT" },
+  { no: 5, name: "PARTICIPANT_KIND_CONNECTOR" },
+]);
+
+/**
+ * @generated from enum livekit.proto.ParticipantKindDetail
+ */
+export enum ParticipantKindDetail {
+  /**
+   * @generated from enum value: PARTICIPANT_KIND_DETAIL_CLOUD_AGENT = 0;
+   */
+  CLOUD_AGENT = 0,
+
+  /**
+   * @generated from enum value: PARTICIPANT_KIND_DETAIL_FORWARDED = 1;
+   */
+  FORWARDED = 1,
+
+  /**
+   * @generated from enum value: PARTICIPANT_KIND_DETAIL_CONNECTOR_WHATSAPP = 2;
+   */
+  CONNECTOR_WHATSAPP = 2,
+
+  /**
+   * @generated from enum value: PARTICIPANT_KIND_DETAIL_CONNECTOR_TWILIO = 3;
+   */
+  CONNECTOR_TWILIO = 3,
+}
+// Retrieve enum metadata with: proto2.getEnumType(ParticipantKindDetail)
+proto2.util.setEnumType(ParticipantKindDetail, "livekit.proto.ParticipantKindDetail", [
+  { no: 0, name: "PARTICIPANT_KIND_DETAIL_CLOUD_AGENT" },
+  { no: 1, name: "PARTICIPANT_KIND_DETAIL_FORWARDED" },
+  { no: 2, name: "PARTICIPANT_KIND_DETAIL_CONNECTOR_WHATSAPP" },
+  { no: 3, name: "PARTICIPANT_KIND_DETAIL_CONNECTOR_TWILIO" },
 ]);
 
 /**
@@ -228,6 +266,11 @@ export class ParticipantInfo extends Message<ParticipantInfo> {
    */
   disconnectReason?: DisconnectReason;
 
+  /**
+   * @generated from field: repeated livekit.proto.ParticipantKindDetail kind_details = 8;
+   */
+  kindDetails: ParticipantKindDetail[] = [];
+
   constructor(data?: PartialMessage<ParticipantInfo>) {
     super();
     proto2.util.initPartial(data, this);
@@ -243,6 +286,7 @@ export class ParticipantInfo extends Message<ParticipantInfo> {
     { no: 5, name: "attributes", kind: "map", K: 9 /* ScalarType.STRING */, V: {kind: "scalar", T: 9 /* ScalarType.STRING */} },
     { no: 6, name: "kind", kind: "enum", T: proto2.getEnumType(ParticipantKind), req: true },
     { no: 7, name: "disconnect_reason", kind: "enum", T: proto2.getEnumType(DisconnectReason), req: true },
+    { no: 8, name: "kind_details", kind: "enum", T: proto2.getEnumType(ParticipantKindDetail), repeated: true },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): ParticipantInfo {
diff --git a/packages/livekit-rtc/src/proto/room_pb.ts b/packages/livekit-rtc/src/proto/room_pb.ts
index 010fe32c..2aadcdd7 100644
--- a/packages/livekit-rtc/src/proto/room_pb.ts
+++ b/packages/livekit-rtc/src/proto/room_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -2700,12 +2700,6 @@ export class RoomEvent extends Message<RoomEvent> {
      */
     value: ParticipantAttributesChanged;
     case: "participantAttributesChanged";
-  } | {
-    /**
-     * @generated from field: livekit.proto.ParticipantEncryptionStatusChanged participant_encryption_status_changed = 39;
-     */
-    value: ParticipantEncryptionStatusChanged;
-    case: "participantEncryptionStatusChanged";
   } | {
     /**
      * @generated from field: livekit.proto.ConnectionQualityChanged connection_quality_changed = 20;
@@ -2834,6 +2828,18 @@ export class RoomEvent extends Message<RoomEvent> {
      */
     value: ParticipantsUpdated;
     case: "participantsUpdated";
+  } | {
+    /**
+     * @generated from field: livekit.proto.ParticipantEncryptionStatusChanged participant_encryption_status_changed = 39;
+     */
+    value: ParticipantEncryptionStatusChanged;
+    case: "participantEncryptionStatusChanged";
+  } | {
+    /**
+     * @generated from field: livekit.proto.TokenRefreshed token_refreshed = 40;
+     */
+    value: TokenRefreshed;
+    case: "tokenRefreshed";
   } | { case: undefined; value?: undefined } = { case: undefined };
 
   constructor(data?: PartialMessage<RoomEvent>) {
@@ -2863,7 +2869,6 @@ export class RoomEvent extends Message<RoomEvent> {
     { no: 17, name: "participant_metadata_changed", kind: "message", T: ParticipantMetadataChanged, oneof: "message" },
     { no: 18, name: "participant_name_changed", kind: "message", T: ParticipantNameChanged, oneof: "message" },
     { no: 19, name: "participant_attributes_changed", kind: "message", T: ParticipantAttributesChanged, oneof: "message" },
-    { no: 39, name: "participant_encryption_status_changed", kind: "message", T: ParticipantEncryptionStatusChanged, oneof: "message" },
     { no: 20, name: "connection_quality_changed", kind: "message", T: ConnectionQualityChanged, oneof: "message" },
     { no: 21, name: "connection_state_changed", kind: "message", T: ConnectionStateChanged, oneof: "message" },
     { no: 22, name: "disconnected", kind: "message", T: Disconnected, oneof: "message" },
@@ -2883,6 +2888,8 @@ export class RoomEvent extends Message<RoomEvent> {
     { no: 36, name: "room_updated", kind: "message", T: RoomInfo, oneof: "message" },
     { no: 37, name: "moved", kind: "message", T: RoomInfo, oneof: "message" },
     { no: 38, name: "participants_updated", kind: "message", T: ParticipantsUpdated, oneof: "message" },
+    { no: 39, name: "participant_encryption_status_changed", kind: "message", T: ParticipantEncryptionStatusChanged, oneof: "message" },
+    { no: 40, name: "token_refreshed", kind: "message", T: TokenRefreshed, oneof: "message" },
   ]);
 
   static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): RoomEvent {
@@ -4444,6 +4451,43 @@ export class Reconnected extends Message<Reconnected> {
   }
 }
 
+/**
+ * @generated from message livekit.proto.TokenRefreshed
+ */
+export class TokenRefreshed extends Message<TokenRefreshed> {
+  /**
+   * @generated from field: required string token = 1;
+   */
+  token?: string;
+
+  constructor(data?: PartialMessage<TokenRefreshed>) {
+    super();
+    proto2.util.initPartial(data, this);
+  }
+
+  static readonly runtime: typeof proto2 = proto2;
+  static readonly typeName = "livekit.proto.TokenRefreshed";
+  static readonly fields: FieldList = proto2.util.newFieldList(() => [
+    { no: 1, name: "token", kind: "scalar", T: 9 /* ScalarType.STRING */, req: true },
+  ]);
+
+  static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): TokenRefreshed {
+    return new TokenRefreshed().fromBinary(bytes, options);
+  }
+
+  static fromJson(jsonValue: JsonValue, options?: Partial<JsonReadOptions>): TokenRefreshed {
+    return new TokenRefreshed().fromJson(jsonValue, options);
+  }
+
+  static fromJsonString(jsonString: string, options?: Partial<JsonReadOptions>): TokenRefreshed {
+    return new TokenRefreshed().fromJsonString(jsonString, options);
+  }
+
+  static equals(a: TokenRefreshed | PlainMessage<TokenRefreshed> | undefined, b: TokenRefreshed | PlainMessage<TokenRefreshed> | undefined): boolean {
+    return proto2.util.equals(TokenRefreshed, a, b);
+  }
+}
+
 /**
  * @generated from message livekit.proto.RoomEOS
  */
diff --git a/packages/livekit-rtc/src/proto/rpc_pb.ts b/packages/livekit-rtc/src/proto/rpc_pb.ts
index 9e2d242f..92277841 100644
--- a/packages/livekit-rtc/src/proto/rpc_pb.ts
+++ b/packages/livekit-rtc/src/proto/rpc_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/packages/livekit-rtc/src/proto/stats_pb.ts b/packages/livekit-rtc/src/proto/stats_pb.ts
index 25b214e5..3315e83b 100644
--- a/packages/livekit-rtc/src/proto/stats_pb.ts
+++ b/packages/livekit-rtc/src/proto/stats_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/packages/livekit-rtc/src/proto/track_pb.ts b/packages/livekit-rtc/src/proto/track_pb.ts
index 11c8ee5a..a2f2267c 100644
--- a/packages/livekit-rtc/src/proto/track_pb.ts
+++ b/packages/livekit-rtc/src/proto/track_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
diff --git a/packages/livekit-rtc/src/proto/track_publication_pb.ts b/packages/livekit-rtc/src/proto/track_publication_pb.ts
index c59b1181..327ebbc9 100644
--- a/packages/livekit-rtc/src/proto/track_publication_pb.ts
+++ b/packages/livekit-rtc/src/proto/track_publication_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -20,6 +20,34 @@
 import type { BinaryReadOptions, FieldList, JsonReadOptions, JsonValue, PartialMessage, PlainMessage } from "@bufbuild/protobuf";
 import { Message, proto2 } from "@bufbuild/protobuf";
 
+/**
+ * Video quality for simulcasted tracks.
+ *
+ * @generated from enum livekit.proto.VideoQuality
+ */
+export enum VideoQuality {
+  /**
+   * @generated from enum value: VIDEO_QUALITY_LOW = 0;
+   */
+  LOW = 0,
+
+  /**
+   * @generated from enum value: VIDEO_QUALITY_MEDIUM = 1;
+   */
+  MEDIUM = 1,
+
+  /**
+   * @generated from enum value: VIDEO_QUALITY_HIGH = 2;
+   */
+  HIGH = 2,
+}
+// Retrieve enum metadata with: proto2.getEnumType(VideoQuality)
+proto2.util.setEnumType(VideoQuality, "livekit.proto.VideoQuality", [
+  { no: 0, name: "VIDEO_QUALITY_LOW" },
+  { no: 1, name: "VIDEO_QUALITY_MEDIUM" },
+  { no: 2, name: "VIDEO_QUALITY_HIGH" },
+]);
+
 /**
  * Enable/Disable a remote track publication
  *
@@ -178,3 +206,79 @@ export class UpdateRemoteTrackPublicationDimensionResponse extends Message<Updat
   }
 }
 
+/**
+ * For tracks that support simulcasting, adjust subscribed quality.
+ *
+ * @generated from message livekit.proto.SetRemoteTrackPublicationQualityRequest
+ */
+export class SetRemoteTrackPublicationQualityRequest extends Message<SetRemoteTrackPublicationQualityRequest> {
+  /**
+   * @generated from field: required uint64 track_publication_handle = 1;
+   */
+  trackPublicationHandle?: bigint;
+
+  /**
+   * @generated from field: required livekit.proto.VideoQuality quality = 2;
+   */
+  quality?: VideoQuality;
+
+  constructor(data?: PartialMessage<SetRemoteTrackPublicationQualityRequest>) {
+    super();
+    proto2.util.initPartial(data, this);
+  }
+
+  static readonly runtime: typeof proto2 = proto2;
+  static readonly typeName = "livekit.proto.SetRemoteTrackPublicationQualityRequest";
+  static readonly fields: FieldList = proto2.util.newFieldList(() => [
+    { no: 1, name: "track_publication_handle", kind: "scalar", T: 4 /* ScalarType.UINT64 */, req: true },
+    { no: 2, name: "quality", kind: "enum", T: proto2.getEnumType(VideoQuality), req: true },
+  ]);
+
+  static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): SetRemoteTrackPublicationQualityRequest {
+    return new SetRemoteTrackPublicationQualityRequest().fromBinary(bytes, options);
+  }
+
+  static fromJson(jsonValue: JsonValue, options?: Partial<JsonReadOptions>): SetRemoteTrackPublicationQualityRequest {
+    return new SetRemoteTrackPublicationQualityRequest().fromJson(jsonValue, options);
+  }
+
+  static fromJsonString(jsonString: string, options?: Partial<JsonReadOptions>): SetRemoteTrackPublicationQualityRequest {
+    return new SetRemoteTrackPublicationQualityRequest().fromJsonString(jsonString, options);
+  }
+
+  static equals(a: SetRemoteTrackPublicationQualityRequest | PlainMessage<SetRemoteTrackPublicationQualityRequest> | undefined, b: SetRemoteTrackPublicationQualityRequest | PlainMessage<SetRemoteTrackPublicationQualityRequest> | undefined): boolean {
+    return proto2.util.equals(SetRemoteTrackPublicationQualityRequest, a, b);
+  }
+}
+
+/**
+ * @generated from message livekit.proto.SetRemoteTrackPublicationQualityResponse
+ */
+export class SetRemoteTrackPublicationQualityResponse extends Message<SetRemoteTrackPublicationQualityResponse> {
+  constructor(data?: PartialMessage<SetRemoteTrackPublicationQualityResponse>) {
+    super();
+    proto2.util.initPartial(data, this);
+  }
+
+  static readonly runtime: typeof proto2 = proto2;
+  static readonly typeName = "livekit.proto.SetRemoteTrackPublicationQualityResponse";
+  static readonly fields: FieldList = proto2.util.newFieldList(() => [
+  ]);
+
+  static fromBinary(bytes: Uint8Array, options?: Partial<BinaryReadOptions>): SetRemoteTrackPublicationQualityResponse {
+    return new SetRemoteTrackPublicationQualityResponse().fromBinary(bytes, options);
+  }
+
+  static fromJson(jsonValue: JsonValue, options?: Partial<JsonReadOptions>): SetRemoteTrackPublicationQualityResponse {
+    return new SetRemoteTrackPublicationQualityResponse().fromJson(jsonValue, options);
+  }
+
+  static fromJsonString(jsonString: string, options?: Partial<JsonReadOptions>): SetRemoteTrackPublicationQualityResponse {
+    return new SetRemoteTrackPublicationQualityResponse().fromJsonString(jsonString, options);
+  }
+
+  static equals(a: SetRemoteTrackPublicationQualityResponse | PlainMessage<SetRemoteTrackPublicationQualityResponse> | undefined, b: SetRemoteTrackPublicationQualityResponse | PlainMessage<SetRemoteTrackPublicationQualityResponse> | undefined): boolean {
+    return proto2.util.equals(SetRemoteTrackPublicationQualityResponse, a, b);
+  }
+}
+
diff --git a/packages/livekit-rtc/src/proto/video_frame_pb.ts b/packages/livekit-rtc/src/proto/video_frame_pb.ts
index e51c0db7..87f433b3 100644
--- a/packages/livekit-rtc/src/proto/video_frame_pb.ts
+++ b/packages/livekit-rtc/src/proto/video_frame_pb.ts
@@ -1,4 +1,4 @@
-// Copyright 2023 LiveKit, Inc.
+// Copyright 2025 LiveKit, Inc.
 //
 // Licensed under the Apache License, Version 2.0 (the "License");
 // you may not use this file except in compliance with the License.
@@ -45,6 +45,11 @@ export enum VideoCodec {
    * @generated from enum value: VP9 = 3;
    */
   VP9 = 3,
+
+  /**
+   * @generated from enum value: H265 = 4;
+   */
+  H265 = 4,
 }
 // Retrieve enum metadata with: proto2.getEnumType(VideoCodec)
 proto2.util.setEnumType(VideoCodec, "livekit.proto.VideoCodec", [
@@ -52,6 +57,7 @@ proto2.util.setEnumType(VideoCodec, "livekit.proto.VideoCodec", [
   { no: 1, name: "H264" },
   { no: 2, name: "AV1" },
   { no: 3, name: "VP9" },
+  { no: 4, name: "H265" },
 ]);
 
 /**