wan2.6-i2v API Usage Guide
Overview
wan2.6-i2v converts images into videos with intelligent shot scheduling, optional prompt extension, and audio support. Requests are sent through the request-queue API and results are fetched by polling.Authentication
All API requests require authentication using an API key. Include your API key in the Authorization header:Submit Video Generation Request
Base URL
Endpoint
Request Format
Request Parameters
| Parameter | Type | Required | Description | Default | Constraints |
|---|---|---|---|---|---|
model | string | Yes | Model identifier | - | Must be "wan2.6-i2v" |
payload.prompt | string | No | Text prompt guiding motion/styling | "" | Max 1500 characters |
payload.img_url | string (URL) | Yes | Reference image | - | 360–2000 px width/height, ≤10 MB, 1 image |
payload.audio_url | string (URL) | No | wav/mp3 audio to align with | null | 3–30s, ≤15 MB; excess trimmed to duration |
payload.negative_prompt | string | No | What to avoid in the video | "" | Max 500 characters |
payload.resolution | string (enum) | No | Output resolution tier | ”1080P” | Options: “720P”, “1080P”; aspect ratio follows input image |
payload.duration | integer (enum) | No | Video length in seconds | 5 | Options: 5, 10, 15 |
payload.prompt_extend | boolean | No | LLM rewrites prompt for richer detail | true | - |
payload.shot_type | string (enum) | No | Single vs multi-shot sequencing | ”single” | Options: “single”, “multi”; applied when prompt_extend is true |
payload.audio | boolean | No | Auto-generate audio if audio_url not set | true | - |
payload.watermark | boolean | No | Add fixed AI Generated watermark | false | - |
payload.seed | integer | No | Random seed for reproducibility | - | 0–2147483647 |
Response
Check Request Status
Endpoint
Example
Response
Request Status Values
| Status | Description |
|---|---|
queued | Request is waiting to be processed |
processing | Video generation is in progress |
success | Video generation completed successfully |
failed | Video generation failed |
cancelled | Request was cancelled |