Speech Engine

UpdateSep 21, 2026UnverifiedAdded Sep 24, 2026

- Cascade timeout: Speech Engine create and update requests now accept cascade_timeout_seconds (number, 2–15, default 4) to control how long ElevenLabs waits for an upstream speech engine before retrying.

Topics: Streaming

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Date	Release	Type
Sep 21	ElevenAgentsunverified Update	Update
Sep 21	Image and videounverified Update	Update
Sep 21	Text to Speechunverified Update	Update
Sep 21	SDK releases: JavaScript SDKunverified Update	Update
Sep 21	SDK releases: Python SDKunverified Update	Update
Sep 21	SDK releases: ElevenLabs CLIunverified Update	Update
Sep 21	APIunverified Update	Update
Sep 23	Image & Videounverified Update	Update

Also shipped on Sep 21, 2026

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