GET

/v1/schemas/fal/video/fal-ai%2Fheygen%2Favatar3%2Fdigital-twin?kind=output

kind outputactivity videohash 4cdadea1…extracted Jul 6, 2026version currentsource upstream spec ↗

Response body

1 properties · 1 required · 1 $defs
propertytypedescriptionconstraints
video*FileThe generated video file

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/heygen/avatar3/digital-twin","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}