# Alibaba Wan 2.5 Image to Video API

> Wan 2.5 by Alibaba - animate still images into dynamic videos with AI. Transform photos into cinematic clips with natural motion, camera movement, and optional audio generation.

Source: https://www.sandbase.ai/models/alibaba/wan/2.5/image-to-video
API reference: https://www.sandbase.ai/models/alibaba/wan/2.5/image-to-video/docs

## Facts

- Provider: Alibaba
- Type: Video model
- Model ID: `alibaba/wan/2.5/image-to-video`
- Price: From $0.50 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": "alibaba/wan/2.5/image-to-video",
  "image": "https://static.sandbase.ai/examples/alibaba/wan/2.5/image-to-video/input_image_0.jpg",
  "prompt": "The white dragon warrior stands still, eyes full of determination and strength. The camera slowly moves closer or circles around the warrior, highlighting the powerful presence and heroic spirit of the character.",
  "duration": 5,
  "resolution": "720p"
}'
```

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 Alibaba Wan 2.5 Image to Video through SandBase?

Create a SandBase API key, then send requests with the model ID "alibaba/wan/2.5/image-to-video" 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 Alibaba account?

No. One SandBase API key and balance gives you access to Alibaba Wan 2.5 Image to Video and the other models in the catalog; you do not need to sign up with Alibaba separately.

## README

### Wan 2.5 Image to Video

Wan 2.5 image-to-video: animate a picture into a 5 or 10 second clip, optionally driven by an audio track.

#### Fields

| Field | Type | Default | Notes |
|---|---|---|---|
| `prompt` | string, required | — | Text instruction. |
| `image` | image URL, required | — | First frame. JPEG, PNG, or WebP URL. |
| `audio` | audio URL | — | Optional WAV/MP3 URL that drives speech or rhythm. |
| `resolution` | `480p` / `720p` / `1080p` | `720p` | Sets the per-second rate. |
| `duration` | 5 / 10 | 5 | Output length in seconds. |
| `seed` | integer | random | Fix it to compare prompt changes. |

#### Billing

You pay for output seconds: $0.05 at 480p, $0.10 at 720p, and $0.15 at 1080p. Input images and audio are not metered.

| Output | 480p | 720p | 1080p |
|---|---|---|---|
| 5s (default) | $0.25 | $0.50 | $0.75 |
| 10s | $0.50 | $1.00 | $1.50 |

Failed runs are not charged.

#### Prompting

- Describe the motion and camera, not what is already in the picture.

#### Limits

- Durations are 5 or 10 seconds only.

#### Also on SandBase

Other Wan 2.5 endpoints: `alibaba/wan/2.5/text-to-video`, `alibaba/wan/2.5/text-to-image`, `alibaba/wan/2.5/image-to-image`, `alibaba/wan/2.7/image-to-video` (newer).