GET

/v1/schemas/fal/video/fal-ai%2Finfinity-star%2Ftext-to-video

kind inputactivity videohash a069ff9eextracted Jul 6, 2026version currentsource upstream spec ↗

Request body

9 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
prompt*stringText prompt for generating the video
num_inference_stepsintegerNumber of inference steps1 ≤ n ≤ 100 · default: 50
negative_promptstringNegative prompt to guide what to avoid in generationdefault: ""
guidance_scalenumberGuidance scale for generation1 ≤ n ≤ 40 · default: 7.5
aspect_ratioenumAspect ratio of the generated output16:9 | 1:1 | 9:16 · default: "16:9"
enhance_promptbooleanWhether to use an LLM to enhance the prompt.default: true
tau_videonumberTau value for video scale0.1 ≤ n ≤ 1 · default: 0.4
seedintegerRandom seed for reproducibility. Leave empty for random generation.nullable
use_apgbooleanWhether to use APGdefault: true

Validate a payload

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