# ByteDance OmniHuman 1.5 API

> Omnihuman 1.5 is Bytedance's image-to-video AI model. Bring static images to life with fluid animation, consistent character motion, and professional-grade video output.

Source: https://www.sandbase.ai/models/bytedance/omnihuman/1.5
API reference: https://www.sandbase.ai/models/bytedance/omnihuman/1.5/docs

## Facts

- Provider: ByteDance
- Type: Video model
- Model ID: `bytedance/omnihuman/1.5`
- Price: From $0.80 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/1.5",
  "audio": "https://static.sandbase.ai/examples/bytedance/omnihuman/1.5/input_audio_0.mp3",
  "image": "https://static.sandbase.ai/examples/bytedance/omnihuman/1.5/input_image_1.png",
  "resolution": "720p",
  "turbo_mode": false
}'
```

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 1.5 through SandBase?

Create a SandBase API key, then send requests with the model ID "bytedance/omnihuman/1.5" 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 1.5 and the other models in the catalog; you do not need to sign up with ByteDance separately.

## README

### ByteDance OmniHuman 1.5

OmniHuman 1.5 turns a single image and an audio track into a talking or performing video, with lip sync, gestures, and expressions that follow the audio and the prompt.

#### Fields

| Field | Type | Default | Notes |
|---|---|---|---|
| `prompt` | string, required | — | Optional direction for gestures and camera. |
| `image` | image URL, required | — | Person or character to animate. JPEG, PNG, or WebP URL. |
| `mask` | image URL | — | Optional mask to choose which person speaks. |
| `audio` | audio URL, required | — | Speech or song that drives the performance. |
| `resolution` | `720p` / `1080p` | `720p` | Output resolution. |
| `turbo_mode` | boolean | false | Faster generation at some quality cost. |

#### Billing

$0.16 per output second; the output is as long as the audio. The quote before submission assumes 5 seconds.

| Audio | Price |
|---|---|
| 5s audio | $0.80 |
| 15s audio | $2.40 |
| 30s audio | $4.80 |

Failed runs are not charged.

#### Prompting

- Describe gestures and camera; the lips follow the audio automatically.

#### Limits

- Output length follows the audio.

#### Also on SandBase

Related: `bytedance/dreamactor/2.0` (video-driven).