# June 1, 2025

### Agents Platform

- **Multi-voice support for agents**: Enable ElevenLabs agents to [dynamically switch between different voices](/guides/elevenagents-customization-voice-multi-voice-support) during conversations for multi-character storytelling, language tutoring, and role-playing scenarios.
- **Claude Sonnet 4 support**: Added [Claude Sonnet 4 as a new LLM option](/guides/elevenagents-customization-llm#anthropic) for conversational agents, providing enhanced reasoning capabilities and improved performance.
- **Genesys Cloud integration**: Introduced AudioHook Protocol integration for seamless connection with [Genesys Cloud contact center platform](/guides/elevenagents-phone-numbers-c-caa-s-integrations-genesys).
- **Force delete knowledge base documents**: Added [`force` parameter](https://elevenlabs.io/docs/api-reference/knowledge-base/delete#request.query.force.force) to knowledge base document deletion, allowing removal of documents even when used by agents.
- **Multimodal widget**: Added text input and text-only mode defaults for better user experience with [improved widget configuration](/guides/elevenagents-customization-widget).

### API

:::accordion{title="View API changes"}
## Updated Endpoints

### Speech to Text

- [Create transcript](/guides/changelog-api-reference-text-to-dialogue-convert) - Added `webhook` parameter for asynchronous processing with webhook delivery

### Agents Platform

- **Knowledge Base**:

  - [Delete knowledge base document](https://elevenlabs.io/docs/api-reference/knowledge-base/delete) - Added `force` query parameter to delete documents regardless of agent dependencies

- **Widget**:
  - [Widget configuration](/guides/changelog-api-reference-widget-get#response.body.widget_config.supports_text_only) - Added text input and text-only mode support for multi-modality
:::

## Related pages

- [Administration](./administration-index.md)
- [API reference](./api-reference-index.md)
- [Changelog](./changelog-index.md)
- [ElevenAgents](./elevenagents-index.md)
- [ElevenAPI](./elevenapi-index.md)
- [ElevenCreative](./elevencreative-index.md)
- [ElevenLabs Documentation Docs](../index.md)
- [General Troubleshooting FAQ](./troubleshooting-index.md)
- [General Website FAQ](./website-index.md)
- [Help Center](./help-center-2-index.md)

# Agent Instructions

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