# Wan 2.2 Speech To Video API

> Alibaba's Wan 2.2 Speech To Video: image to video, up to 720p, with sound. By Alibaba, on Revana from $0.08 per second of video.

- Model id: `wan-2.2-speech-to-video`
- Kind: video
- Maker: Alibaba
- Tasks: Image to video
- Resolutions: 480p, 580p, 720p
- Audio: supported (`"audio": true`)
- Routes: 1
- Status: live on the API
- Page: https://revana.si/models/wan-2.2-speech-to-video

## Price (per second of video, USD)

| Resolution | Price | Credits |
|---|---|---|
| 480p | $0.08 | 8 |
| 580p | $0.12 | 12 |
| 720p | $0.15 | 15 |

100 credits = $1. Charged once, only for the route that succeeds; failed generations cost nothing.

## Request

POST https://api.revana.si/v1/generations with `Authorization: Bearer $REVANA_API_KEY`:

```json
{
  "model": "wan-2.2-speech-to-video",
  "input": {
    "prompt": "A slow dolly shot through a neon-lit night market in the rain, steam rising from food stalls",
    "image_url": "https://example.com/start-frame.jpg",
    "audio_url": "https://example.com/voice.mp3",
    "resolution": "720p"
  }
}
```

Poll `GET /v1/generations/{id}` until `status` is `succeeded` or `failed`, then download `GET /v1/generations/{id}/content`. Full API: https://revana.si/llms.txt

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