GET

/v1/schemas/fal/video/fal-ai/pika/v2.1/text-to-video

kind inputactivity videohash c5011b25…extracted Oct 9, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.

upstream-spec

Source trace
72f035f2d9d7a4a87063e35bb9fb0fc969e176440aaadc7fcdc95e8fa21e8192
{
  "fetchedAt": 1791522002,
  "extractorVersion": "1",
  "verifiedAt": null
}

Request body

7 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
prompt*string
durationintegerThe duration of the generated video in secondsdefault: 5
enable_safety_checkerbooleanAuthorized callers may set false to request relaxed screening.default: true
seedintegerThe seed for the random number generatornullable
aspect_ratioenumThe aspect ratio of the generated video16:9 | 9:16 | 1:1 | 4:5 | 5:4 | 3:2 · +1 more · default: "16:9"
resolutionenumThe resolution of the generated video720p | 1080p · default: "720p"
negative_promptstringA negative prompt to guide the modeldefault: ""

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/pika/v2.1/text-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}