Vidu Q2 Reference to Video Pro

POST/v1/run

Vidu Q2 Pro by Shengshu - animate still images into dynamic videos with AI. Transform photos into cinematic clips with natural motion, camera movement, and optional audio generation.

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 vidu/q2/reference-to-video/pro.

Default: vidu/q2/reference-to-video/pro

stringpromptrequired

Text prompt for video generation, max 2000 characters

Optional<string>aspect_ratio

The aspect ratio of the generated image.

Allowed values: 21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16

Optional<string>resolution

Output video resolution

Allowed values: 540p, 720p, 1080p

Default: 720p

Optional<integer>duration

Duration of the video in seconds (0 for automatic duration)

Range: 1 to 8

Default: 4

Optional<integer>seed

Random seed for reproducibility. If None, a random seed is chosen.

Optional<array<string>>reference_video_urls

URLs of the reference videos for video editing or motion reference. Supports up to 2 videos.

Optional<string>movement_amplitude

The movement amplitude of objects in the frame

Allowed values: auto, small, medium, large

Default: auto

Optional<boolean>bgm

Whether to add background music to the generated video

Default: false

Optional<array<string>>reference_image_urls

URLs of the reference images for subject appearance. If videos are provided, up to 4 images are allowed; otherwise up to 7 images.

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": "vidu/q2/reference-to-video/pro",
  "prompt": "@Figure 1 Character Reference@Refer to the special effects, movements, and camera work of Video 1.",
  "aspect_ratio": "21:9",
  "duration": 4
}'

# 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": "vidu/q2/reference-to-video/pro",
  "status": "running"
}