> This is a page from the ElevenLabs documentation. For a complete page index, fetch https://elevenlabs.io/docs/llms.txt. For the full documentation in a single file, fetch https://elevenlabs.io/docs/llms-full.txt.

### Text to Speech

- **WebSocket output format**: Added support for specifying output format in the first message of a WebSocket connection, providing greater flexibility for real-time audio streaming workflows.

### Agents Platform

- **First message interruption control**: Added `disable_first_message_interruptions` setting to prevent agents from being interrupted during important opening messages like legal disclaimers.

### MCP Server

- **Version 0.8.1**: Added data residency support.

## SDK Releases

### JavaScript SDK

- **v2.15.0** - Added new Text to Voice Remix endpoint

### Python SDK

- **v2.15.1** - Fixed conversation authentication issue and added asyncio event loop support
- **v2.15.0** - Added new Text to Voice Remix endpoint and fixed Pydantic issues

### Packages

- **@elevenlabs/react@0.6.2** - Added correction and MCP tool call events
- **@elevenlabs/client@0.6.2** - Added correction and MCP tool call events
- **@elevenlabs/react-native@0.3.1** - Added correction and MCP tool call events

## API

<Accordion title="View API changes">

## New Endpoints

- `DELETE /v1/speech-to-text/transcripts/{transcription_id}` - [Delete Transcript By Id](/docs/api-reference/speech-to-text/delete)

## Updated Endpoints

### Backward Compatible Changes

- [Get dubbing](/docs/api-reference/dubbing/get) - Added the optional `order_by` and `order_direction` parameters.
- [List Agents](/docs/api-reference/agents/list) - Added the optional `sort_by` and `sort_direction` parameters.
- [List knowledge base documents](/docs/api-reference/knowledge-base/list) - Added the optional `sort_by` and `sort_direction` parameters.

</Accordion>