Wan 2.6 Image to Video API Reference

Request body

Submit an async generation request. The model field selects the model; other fields are model-specific input parameters.

stringmodelrequired

Model identifier. Set to alibaba/wan/2.6/image-to-video.

Default: alibaba/wan/2.6/image-to-video

stringpromptrequired

The text prompt to generate a video from.

Default: Realistic style, a small black cat curiously gazes up at the sky. The camera gradually rises from eye level, ending with an overhead angle capturing its curious eyes.

stringimagerequired

The URL of the starting image for video generation (first-frame-to-video only).

Optional<string>audio

The URL of an audio file to guide video generation.

Optional<integer>duration

The duration of the generated video in seconds. Valid values are 5 and 10.

Allowed values: 5, 10

Default: 5

Optional<string>aspect_ratio

The aspect ratio of the generated video.

Allowed values: 1:1, 4:3, 3:4, 16:9, 9:16

Optional<string>resolution

The resolution of the video to generate.

Allowed values: 720p, 1080p

Default: 720p

Response Schema

The submit endpoint returns a run response. If its status is pending or running, poll GET /v1/run/{id} with the returned opaque ID until it reaches a terminal state.

stringidrequired

Opaque SandBase run identifier. Use it exactly as returned; no prefix is guaranteed.

stringstatusrequired

Current public run status.

Allowed values: pending, running, completed, failed, timeout

Optional<string>model

Public SandBase model name used for this run.

Optional<array<object>>outputs

Present only for completed runs. Each object is capability-specific; inspect the selected model schema for its fields.

Optional<object>error

Present only for failed or timeout runs. Contains a public error type and sanitized message.

Optional<string>error.type

Stable public error category.

Optional<string>error.message

Sanitized error message safe to show to clients.

Optional<object>usage

Usage details when available.

Model capabilities

array<string>capability_tagsrequired

Capabilities declared by the model registry.

Default: image-to-video

stringexecution_moderequired

Execution mode declared by the model registry.

Default: async

# 1. Submit a generation request curl -X POST https://api.sandbase.ai/v1/run \ -H "Authorization: Bearer $SANDBASE_API_KEY" \ -H "Content-Type: application/json" \ -d '{ "model": "alibaba/wan/2.6/image-to-video", "prompt": "Realistic style, a small black cat curiously gazes up at the sky. The camera gradually rises from eye level, ending with an overhead angle capturing its curious eyes.", "image": "https://static.sandbase.ai/samples/image-to-video/i2v-black-cat-sky-img0.png", "audio": "https://static.sandbase.ai/examples/input.mp3", "duration": 5, "aspect_ratio": "1:1" }' # 2. If the response is still running, poll the returned id curl https://api.sandbase.ai/v1/run/f3d2e8a1-7c4b-4a12-9d2e-123456789abc \ -H "Authorization: Bearer $SANDBASE_API_KEY"