Agents Platform Twilio call registration: Added new endpoint to register Twilio calls and receive TwiML response for agent conversations. Music Generation Word timestamps: Added word-level timestamps to music generation with detailed responses. Enable with the with_timestamps parameter.Fine-tuning support: Added finetune_id parameter to music generation endpoints for using custom music fine-tunes.C2PA content signing: Added sign_with_c2pa option to music generation requests for content authenticity and provenance. Voices Voice settings expansion: Added voice_stability, voice_similarity, and voice_style parameters to voice endpoints for more granular control.Pagination improvements: Clarified pagination behavior for Get all voices v2 endpoint with better documentation of next_page_token, has_more, and total_count fields. ElevenCreative Studio Voice settings override: Added voice_settings parameter to project creation for per-project voice configuration. Webhook Tools Custom request headers: Added request_headers support to Webhook tool configuration for custom authentication and metadata. Billing Schema improvements: Introduced BillingPeriod and CharacterRefreshPeriod enums for better type safety in subscription models. Knowledge Base RAG query rewriting: Added query_rewrite_prompt_override to RAG configuration for customizing query rewriting behavior. SDK Releases JavaScript SDK v2.27.0 - Updated API schema with latest changes including Twilio registration endpoint and music word timestampsv2.26.0 - Added previous_text event support to Scribe and updated event types Python SDK v2.26.0 - Fixed websocket disconnection code for user-triggered closures and updated API schemav2.25.0 - Added on-premises agent configuration support, previous_text event support to Scribe, and improved CI reliability Packages @elevenlabs/react@0.12.1 - Fixed bug with committed transcripts in React components@elevenlabs/agents-cli@0.6.2 - Updated React version@elevenlabs/convai-widget-embed@0.6.0-beta.5 - Improved scroll lock stability in agent widget@elevenlabs/convai-widget-embed@0.5.4 - Fixed auto-scroll behavior, added audioSessionConfiguration to ElevenLabsProvider, and added attributes for worklet scripts Android SDK v0.7.0 - Added sendToolResult function for client tool support iOS SDK v3.0.0 - Major release with breaking changes including onDisconnect now receives disconnect reason, added .thinking agent state, updated LiveKit to 2.10.0+, removed AsyncAlgorithms dependency, and added Swift 5.9+ support (previously required Swift 6.0). Includes SDK hardening, improved error handling, alignment data fixes, and agent response metadata support ElevenLabs CLI @elevenlabs/cli@0.3.2 - Updated React version@elevenlabs/cli@0.3.1 - Fixed SDK dependencies to support recent features API
Fetched April 9, 2026