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Avatar videos

Make an avatar video

POST
/v1/avatar-videos

Makes a video of the person in a photo speaking the audio. Send the audio as speech_job_id from POST /v1/speech, or as a WAV of up to 20 seconds. The photo must show one face. Returns a job whose result is an AvatarVideoResult.

Authorization

bearer
headerAuthorizationBearer <API key>

An API key from Settings, starting vcp_live_.

Header Parameters

Idempotency-Key?string

Optional. Up to 255 characters, scoped to your account and kept for 90 days. Sending the same key with the same body again returns the original job. The same key with a different body is rejected with 409.

Lengthlength <= 255

Request Body

application/json
  1. body
photo_file_id?string

A file_id from POST /v1/uploads of a JPEG, PNG or WEBP photo. Send this or photo_url.

photo_url?string

An https link to the photo, up to 20 MB. Send this or photo_file_id.

Formaturi
speech_job_id?string

The id of a succeeded POST /v1/speech job from the last 24 hours. Send this, audio_file_id or audio_url.

audio_file_id?string

A file_id from POST /v1/uploads of a WAV file up to 10 MB. Send this, speech_job_id or audio_url.

audio_url?string

An https link to a WAV file, up to 10 MB. Send this, speech_job_id or audio_file_id.

Formaturi
consent*boolean

Must be true. Confirms you have the right to use the face in the photo.

resolution?string

The output resolution.

Default"720p"
Value in"480p""720p""1080p""1440p"
fps?integer

Frames per second.

Default24
Value in24254850
engine?string

The video model.

Default"ltx-2.5"
Value in"ltx-2.3""ltx-2.5"

Response Body

Accepted. Returns the job.

application/json
  1. response
id*string

Job id.

type*JobType
Value in"speech""voice_design""voice_clone""voice_change""transcription""dub""avatar_video""cut"
status*JobStatus
Value in"queued""running""succeeded""failed""cancelled"
progress*|

From 0 to 1 while an avatar video renders, a dub runs or a video is cut, otherwise null.

Range0 <= value <= 1
result*||||||

The result of a succeeded job, or null. Speech, voice designs and the voice changer give AudioResult, kept for 24 hours after the job finishes, then this is null. Transcriptions give TranscriptionResult. Voice clones give VoiceCloneResult. Avatar videos give AvatarVideoResult, dubs give DubResult and cuts give CutResult, all kept for 24 hours after the job was created.

error*|

Why the job failed, or null.

tokens_charged*|

Tokens billed, or null until billing has run.

Range0 <= value
resource_id*|

The voice id for voice clones, the project id for dubs and cuts, and the video id for avatar videos.

created_at*string

When the job was created.

Formatdate-time
finished_at*|

When the job finished, or null while it runs.

Formatdate-time
Example Request
curl -X POST 'https://api.vcp.name/v1/avatar-videos' \  -H 'Content-Type: application/json' \  -d '{  "photo_file_id": "8383fc02-625a-4b71-a226-cbb2d19aaf17",  "speech_job_id": "04bd0571-e2c8-4d5b-a3cc-e56f85773abf",  "consent": true}'
Example Response
{  "id": "04bd0571-e2c8-4d5b-a3cc-e56f85773abf",  "type": "avatar_video",  "status": "queued",  "progress": null,  "result": null,  "error": null,  "tokens_charged": null,  "resource_id": "857fcb81-9073-4f26-97c7-a388979fcdca",  "created_at": "2026-10-30T00:10:42Z",  "finished_at": null}