Wan 2.7 Exp0622

POST/v1/run

Wan 2.7 Exp0622 generates premium videos from a single input image with native audio, flexible 2–15 second durations, and built-in prompt optimization. Supports 720p and 1080p output.

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/wan2.7-i2v-exp0622.

Default: alibaba/wan2.7-i2v-exp0622

stringimagerequired

Input image to animate (URL or Base64-encoded string). Maximum file size is 50 MB.

stringpromptrequired

Text prompt to guide the video generation. Built-in prompt optimization is applied automatically.

Optional<string>negative_prompt

Text description of elements to exclude from the generated video.

Optional<integer>duration

Video duration in seconds. Range: 2–15 seconds.

Range: 2 to 15

Default: 5

Optional<string>resolution

Output video resolution.

Allowed values: 720p, 1080p

Default: 1080p

Optional<string>audio

Optional URL of an audio file to include in the generated video.

Optional<boolean>generate_auto

Enable native audio generation in the output video.

Default: true

Optional<boolean>prompt_optimizer

Enable built-in prompt optimization to enhance generation quality.

Default: true

Optional<integer>seed

Random seed. Omit for an auto-generated seed.

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/wan2.7-i2v-exp0622",
  "image": "https://static.sandbase.ai/examples/input.png",
  "prompt": "A cinematic product photo of a matte black smart speaker on a marble table, soft studio lighting",
  "duration": 5,
  "audio": "https://static.sandbase.ai/examples/input.mp3"
}'

# 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"

Response202 Accepted

{
  "id": "f3d2e8a1-7c4b-4a12-9d2e-123456789abc",
  "model": "alibaba/wan2.7-i2v-exp0622",
  "status": "running"
}