Avatar Realtime
Cancel Avatar Realtime Session
Cancel a running streaming session. Idempotent: cancelled is true when this request initiated the cancellation, or false when the session was already terminal (completed, failed, or previously cancelled).
POST
Cancel Avatar Realtime Session
Authorizations
HeyGen API key. Obtain from your HeyGen dashboard.
Path Parameters
Streaming session identifier returned by POST /v3/avatar-realtime.
Response
Accepted — submission acknowledged; poll for completion.
Response data for POST /v3/avatar-realtime/{stream_id}/cancel.
Previous
Search audio music or sound effectsSemantically search the audio catalog by natural-language description — set type=music (the default) for background music (e.g. 'upbeat lofi hip-hop', 'tense cinematic riser') or type=sound_effects for SFX (e.g. 'whoosh for a scene change', 'cash register cha-ching'). Returns tracks ranked by similarity, each with a pre-signed download URL, plus cursor-based pagination.
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Cancel Avatar Realtime Session

