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Heygen · Ai Models

HeyGen / Create avatar video

Creates an avatar video (v2): one or more videoinputs with a character (avatarid) and a voice (voiceid plus inputtext), polls until completed. The result has data.video_url. Bring your own key: runs on your HeyGen account, which bills you; looot charges $0.

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Published API evidence
Public metadata only. Response bodies, credentials, and internal review notes are never displayed.

No verification date is claimed. No response capture is claimed.

Request parameters

  • caption body · optional
  • dimension body · optional
  • test body · optional

    true makes a watermarked test video.

  • title body · optional
  • video_inputs body · required

No allowlisted official documentation or pricing reference is available.

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