Data and AI releases

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ElevenAgents

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- WhatsApp branch and environment overrides: Outbound WhatsApp messages and outbound calls now honor branch_id and environment passed in conversation_initiation_client_data.

AI agentsDeveloper tools

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Also shipped Jul 27, 2026ElevenLabs in July 2026 →

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Studio

- Draft project status: ProjectCreationMetaResponseModel.status adds draft. The project creation type now uses the shared ProjectCreationMetaType enum with the same existing values.

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Voices

- Voice accents: Added GET /v1/voices/accents to list the accents available in the shared voice library. Results can be filtered by language and model_id, and each accent returns its accent, language, code and human-readable name. The accent value can be passed to the accent query parameter on Get shared voices to filter shared voices.

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SDK Releases: JavaScript SDK

- v2.60.0 - Added voices.accents.get to list voice accents in the shared voice library, along with the ElevenAgents procedure, knowledge base crawl job and bulk management APIs and the referenced analysis configuration from the latest schema.

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SDK Releases: Python SDK

- v2.60.0 - Added the voice accents, ElevenAgents procedure, knowledge base crawl job and bulk management APIs from the latest schema. Also fixed AsyncConversation startup so it no longer blocks, and corrected list-of-primitive multipart fields to be sent as repeated form fields.

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SDK Releases: Packages

- @elevenlabs/client@1.15.2 - Fixed onAudioAlignment on WebRTC transports by forwarding alignment metadata from audio messages while leaving audio playback on the LiveKit track.

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ElevenAgents

- Test-specific tool mocks: Agent simulations and unit tests can now define tool_mock_overrides, keyed by tool ID, to replace shared mocks for one test. ToolResponseMockConfig also adds optional is_error (boolean, default false) so a mock can exercise tool-failure paths.

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