I2V (Image-to-Video Alibaba Cloud)

POST

/aliyun/api/v1/services/aigc/video-generation/video-synthesis

Supported Models

wanx2.1-i2v-turbo
Faster generation speed, balanced performance.

wanx2.1-i2v-plus
Richer details, more textured visuals.

wan2.2-i2v-plus
Wanxiang 2.2 Professional Edition. The latest model, with significant improvements in visual detail and motion stability.

wan2.2-i2v-flash
Wanxiang 2.2 Flash Edition. Extreme generation speed, better instruction comprehension and camera control, consistent visual elements, improved stability and success rate.

wan2.5-i2v-preview
Wanxiang 2.5 Preview Edition. Supports automatic dubbing or custom audio file input.

Pricing

wanx2.1-i2v-turbo: 0.05 PTC/sec

wanx2.1-i2v-plus: 0.15 PTC/sec

wan2.2-i2v-plus: 480p 0.03 PTC/sec, 1080p 0.15 PTC/sec

wan2.2-i2v-flash: 480p 0.02 PTC/sec, 720p 0.04 PTC/sec

wan2.5-i2v-preview: 480p 0.05 PTC/sec, 720p 0.1 PTC/sec, 1080p 0.16 PTC/sec

Request

Header Params

Body Params application/json

Examples

I2Vwan2.5-i2v-preview Auto voice-overwan2.5-i2v-preview Provided audio file

{
    "model": "wan2.2-i2v-plus",
    "input": {
        "prompt": "A little cat running under the moonlight",
        "img_url": "https://file.302.ai/gpt/imgs/20250610/5da3c994668c42908e45d74227f21e17.jpg"
    },
    "parameters": {
        "resolution": "1080P",
        "prompt_extend": true
    }
}

Request Code Samples

Shell

JavaScript

Java

Swift

PHP

Python

HTTP

Objective-C

Ruby

OCaml

Dart

cURL

I2Vwan2.5-i2v-preview Auto voice-overwan2.5-i2v-preview Provided audio file

curl --location --request POST 'https://api.302.ai/aliyun/api/v1/services/aigc/video-generation/video-synthesis' \
--header 'Authorization: Bearer sk-jls4AaVBGoe1GwZD64qZA1qyKTN1MPHa4NmvH1cT68z7K1Zz' \
--header 'Content-Type: application/json' \
--data-raw '{
    "model": "wan2.2-i2v-plus",
    "input": {
        "prompt": "A little cat running under the moonlight",
        "img_url": "https://file.302.ai/gpt/imgs/20250610/5da3c994668c42908e45d74227f21e17.jpg"
    },
    "parameters": {
        "resolution": "1080P",
        "prompt_extend": true
    }
}'

Responses

🟢200成功

application/json

Body

Example

{
    "output": {
        "task_status": "PENDING",
        "task_id": "3b0d3b6a-b1c7-412d-9ad6-f35ad34cd1bc"
    },
    "request_id": "7738144b-c7c3-9d0f-b22d-a3dbb47cfec7"
}

Modified at 2025-09-24 10:46:40

Tasks（Fetch Task Result）

wan2.2-a14b-i2v (Image to Video)