OmniHuman 2.0 API reference

Call OmniHuman 2.0 from your own code with one PopNow API key. Below are the exact model IDs to send, every input field the model accepts, what each request costs in USD, and a request you can paste into a terminal.

At a glance

Made by: ByteDance
Output: Video
From: $0.1084 USD per second of output
Model IDs: bytedance/omnihuman-2.0/talking-avatar

Prices are in USD, charged to your separate API wallet. A task reserves the maximum possible charge when accepted and settles actual usage on completion; any remainder is released. Failed tasks are not charged. Call POST /api/v1/jobs/quote for an exact quote before running.

AI Avatar

bytedance/omnihuman-2.0/talking-avatar

Price

Option	USD
`Default`	$0.1084 per second of output

Parameters

Field	Type	Default	Allowed	What it does
`image_url`Required	`string (uri)`	—	—	Portrait to bring to life: JPEG, PNG, WebP, BMP, TIFF, GIF, HEIC or HEIF, under 30 MB, 300 to 6000 px per side, width-to-height ratio 0.4 to 2.5.
`audio_url`Required	`string (uri)`	—	—	Speech or singing the portrait performs, WAV or MP3, under 15 MB, 4 to 300 seconds. The clip is as long as this audio.
`prompt`Optional	`string`	—	up to 300 characters	Optional direction for the performance: mood, gestures, where the eyes go, camera movement. Up to 300 characters.

Example request

This request runs as it is; any field you leave out uses its default. Put your key in POPNOW_API_KEY first.

The example uses PopNow sample files in audio_url, image_url. Replace them with your own public HTTPS links, uploads or saved assets.

POST /api/v1/jobs/createTask

curl -X POST "https://api.popnow.ai/api/v1/jobs/createTask" \
  -H "Authorization: Bearer $POPNOW_API_KEY" \
  -H "Content-Type: application/json" \
  -H "Idempotency-Key: $(uuidgen)" \
  -d '{
  "model": "bytedance/omnihuman-2.0/talking-avatar",
  "input": {
    "prompt": "A bright, cheerful scene with soft natural light",
    "image_url": "https://media.popnow.ai/influencer/examples/marco.webp",
    "audio_url": "https://media.popnow.ai/shortfilm/voices/Aoede-46e4c427.mp3"
  }
}'

The response carries a taskId straight away. Read the result with GET /api/v1/jobs/recordInfo, or add callBackUrl to be notified.

GET /api/v1/jobs/recordInfo

curl "https://api.popnow.ai/api/v1/jobs/recordInfo?taskId=TASK_ID_FROM_CREATE_TASK" \
  -H "Authorization: Bearer $POPNOW_API_KEY"