GET

/v1/schemas/fal/video/fal-ai/flashhead?kind=output

kind outputactivity videohash 0aee0e4d…extracted Jul 6, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.
Source trace
cfe5be44aeaca32f54b3bd960e180be13baa2edfd7e39d2ec9a4620244ce7239
{
  "fetchedAt": 1783331098,
  "extractorVersion": "1",
  "verifiedAt": null
}

Response body

4 properties · 3 required · 1 $defs
propertytypedescriptionconstraints
video*FileGenerated lip-synced avatar video (512x512, 25 FPS).
duration*numberVideo duration in seconds.
seed*integerThe seed used for generation.
timingsobjectTiming breakdown.

Types

1 $defs

Fileobject

url*stringThe URL where the file can be downloaded from.
content_typestringThe mime type of the file.nullable
file_sizeintegerThe size of the file in bytes.nullable
file_namestringThe name of the file. It will be auto-generated if not provided.nullable

Validate a payload

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