Wan 2.2 Image-To-Video Flash Generation

Generate videos from images using the wan2.2-i2v-flash model. Fast version with 50% speed improvement.

POST /vendors/alibaba/v1/wan2.2-i2v-flash/generation

Create Generation Task

cURL

curl --request POST \
  --url https://api.mulerun.com/vendors/alibaba/v1/wan2.2-i2v-flash/generation \
  --header 'Authorization: Bearer <token>' \
  --header 'Content-Type: application/json' \
  --data '
{
  "prompt": "<string>",
  "image": "<string>",
  "negative_prompt": "<string>",
  "resolution": "720P",
  "prompt_extend": true,
  "seed": 1073741823
}
'

202

{
  "task_info": {
    "id": "3c90c3cc-0d44-4b50-8888-8dd25736052a",
    "created_at": "2023-11-07T05:31:56Z",
    "updated_at": "2023-11-07T05:31:56Z"
  }
}

This API supports Alibaba Tongyi Wanxiang (Wan2) video generation models. Please refer to Alibaba Cloud’s official documentation for more details.

Overview

Generate videos from images using the wan2.2-i2v-flash model. This is the fast version with 50% speed improvement compared to the Plus version.

Key Features

• Fast image-to-video generation (50% faster)
• 480P/720P resolution options
• Fixed 5s duration
• 30fps output
• Optional video effect templates

Image Requirements

Property	Requirement
Formats	JPEG, JPG, PNG (no transparency), BMP, WEBP
Dimensions	[360, 2000] pixels for both width and height
File Size	Max 10MB
Input	Public URL or Base64 encoded data

Example Requests

Basic Image-to-Video

{
  "prompt": "Character turns head and smiles",
  "image": "https://example.com/portrait.jpg",
  "resolution": "720P",
  "duration": 5
}

With Video Effect Template

{
  "prompt": "Gentle motion, camera slowly pans right",
  "image": "https://example.com/scene.jpg",
  "template": "solaron",
  "resolution": "720P",
  "duration": 5
}

With Base64 Image

{
  "prompt": "Subject starts moving slowly",
  "image": "data:image/jpeg;base64,/9j/4AAQSkZJRg...",
  "resolution": "720P",
  "duration": 5
}

Parameters

template

• Optional: Yes
• Description: Apply a video effect template
• Use case: Create specific visual effects

duration

• Fixed: 5 seconds
• FPS: 30fps

Authorizations

Authorization · string · header · required

Bearer authentication header of the form Bearer <token>, where <token> is your auth token.

Body

application/json

prompt · string · required

Motion/story description (max 800 characters).

Maximum string length: 800

image · string · required

First-frame image (URL or Base64). Supported formats: JPEG/JPG/PNG/BMP/WEBP, 360-2000px, ≤10MB.

negative_prompt · string

Negative prompt describing unwanted content (max 500 characters).

Maximum string length: 500

resolution · enum<string> · default: 720P

Output resolution tier:

• 480P
• 720P

Available options: 480P, 720P

duration · enum<integer>

Video duration in seconds (30 fps). Fixed at 5 seconds.

Available options: 5

prompt_extend · boolean · default: true

Enable intelligent prompt rewriting.

seed · integer

Random seed [0, 2147483647].

Required range: 0 <= x <= 2147483647

Response

202 - application/json

Accepted - Task created successfully

task_info · object

Show child attributes