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latestOpenAPI 3.1.0raw.githubusercontent.com2026-08-186401.2 MB

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Start generating

Text to speech

This endpoint will start a new task to generate speech from text.

post/v1/text_to_speech

Headers

X-Runway-Version'2024-11-06' required

The version of the RunwayML API being used. You can read more about versioning here.

Request body

OR
OR

Example request

{
  "voice": {
    "audioUri": "https://example.com/audio.mp3"
  }
}

Response

The task that was created.

idstring uuid required

The ID of the task that was created. Use this to retrieve the task later.