FlashVSR

POST/v1/run

FlashVSR is a video super-resolution model that upscales videos to higher resolutions (720p / 1080p / 2K / 4K) with fast inference.

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/flashvsr.

Default: alibaba/flashvsr

stringvideorequired

Input video URL (HTTPS, publicly accessible).

stringresolutionrequired

Target output resolution.

Allowed values: 720p, 1080p, 2k, 4k

Default: 1080p

Response Schema

The submit endpoint returns an accepted generation task. Poll the result endpoint with the returned id for terminal outputs or errors.

Optional<string>error

Error message if the task failed. Empty on success.

stringidrequired

Unique identifier for the generation task.

Optional<string>model

Model ID used for the prediction.

Optional<array>outputs

Array of generated content. Empty when status is not completed.

stringstatusrequired

Status of the task: pending, running, completed, failed, or timeout.

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

Model capabilities

array<string>capability_tagsrequired

Capabilities declared by the model registry.

Default: video-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/flashvsr",
  "video": "https://static.sandbase.ai/examples/input.mp4",
  "resolution": "1080p"
}'

# 2. If the response is still running, poll the returned id
curl https://api.sandbase.ai/v1/run/run_abc123 \
  -H "Authorization: Bearer $SANDBASE_API_KEY"

Response202 Accepted

{
  "id": "run_abc123",
  "model": "alibaba/flashvsr",
  "status": "running",
  "outputs": []
}