# ByteDance OmniHuman 2.0 API

> OmniHuman 2.0 by ByteDance turns a single image and an audio track into a talking or performing video that follows the audio.

Source: https://www.sandbase.ai/models/bytedance/omnihuman/2.0
API reference: https://www.sandbase.ai/models/bytedance/omnihuman/2.0/docs

## Facts

- Provider: ByteDance
- Type: Video model
- Model ID: `bytedance/omnihuman/2.0`
- Price: From $0.53 per run
- Capabilities: image to video
- Billing: pay per use from one SandBase balance; no provider account or subscription needed

## Call it

- Unified Run API: `POST https://api.sandbase.ai/v1/run`

```bash
curl -X POST https://api.sandbase.ai/v1/run \
  -H "Authorization: Bearer $SANDBASE_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{
  "model": "bytedance/omnihuman/2.0",
  "audio": "https://storage.googleapis.com/falserverless/example_inputs/omnihuman_v15_input_audio.mp3",
  "image": "https://storage.googleapis.com/falserverless/example_inputs/omnihuman_v15_input_image.png"
}'
```

The response returns a run id; poll `GET https://api.sandbase.ai/v1/run/{id}` until the status is `completed` or `failed`.

## FAQ

### How do I call ByteDance OmniHuman 2.0 through SandBase?

Create a SandBase API key, then send requests with the model ID "bytedance/omnihuman/2.0" to Unified Run API (/v1/run) at https://api.sandbase.ai. The request examples on this page show the exact payload.

### Do I need a separate ByteDance account?

No. One SandBase API key and balance gives you access to ByteDance OmniHuman 2.0 and the other models in the catalog; you do not need to sign up with ByteDance separately.

## README

### ByteDance OmniHuman 2.0
OmniHuman 2.0 turns a single image and an audio track into a talking or performing video, with lip sync, gestures and expressions that follow the audio.
#### Fields
| Field | Type | Default | Notes |
|---|---|---|---|
| `image` | image URL, required | — | Person or character to animate. 300–6000 px per side, aspect ratio 0.4–2.5, up to 30 MB. |
| `audio` | audio URL, required | — | Speech or song, WAV or MP3, 4–300 seconds, up to 15 MB. |
| `prompt` | string | — | Optional direction for scene, gestures and camera. |
#### Billing
$0.105 per output second; the output is as long as the audio. The quote before submission assumes 5 seconds when the audio length cannot be read.
| Audio | Price |
|---|---|
| 5s audio | $0.525 |
| 30s audio | $3.15 |
| 60s audio | $6.30 |
Failed runs are not charged.
#### Prompting
- Describe gestures and camera; the lips follow the audio automatically.
#### Limits
- Audio must be 4–300 seconds.
#### Also on SandBase
Previous version: `bytedance/omnihuman/1.5`.