GET

/v1/schemas/fal/video/fal-ai%2Flongcat-video%2Fdistilled%2Ftext-to-video%2F720p

kind inputactivity videohash 6ff32faaextracted Jul 6, 2026version currentsource upstream spec ↗

Request body

13 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
prompt*stringThe prompt to guide the video generation.
num_inference_stepsintegerThe number of inference steps to use.2 ≤ n ≤ 16 · default: 12
aspect_ratioenumThe aspect ratio of the generated video.16:9 | 9:16 | 1:1 · default: "16:9"
fpsintegerThe frame rate of the generated video.1 ≤ n ≤ 60 · default: 30
enable_safety_checkerbooleanWhether to enable safety checker.default: true
seedintegerThe seed for the random number generator.nullable
num_refine_inference_stepsintegerThe number of inference steps to use for refinement.2 ≤ n ≤ 16 · default: 12
num_framesintegerThe number of frames to generate.17 ≤ n ≤ 961 · default: 162
enable_prompt_expansionbooleanWhether to enable prompt expansion.default: false
video_output_typeenumThe output type of the generated video.X264 (.mp4) | VP9 (.webm) | PRORES4444 (.mov) | GIF (.gif) · default: "X264 (.mp4)"
video_qualityenumThe quality of the generated video.low | medium | high | maximum · default: "high"
video_write_modeenumThe write mode of the generated video.fast | balanced | small · default: "balanced"
sync_modebooleanIf `True`, the media will be returned as a data URI and the output data won't be available in the request history.default: false

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/longcat-video/distilled/text-to-video/720p","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}