GET

/v1/schemas/fal/video/fal-ai/vidu/q4/reference-to-video?kind=output

Accept:

kind outputactivity videohash 5e3dd89f…extracted Oct 8, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `a151200c51a5f296b41f049298670719acbb3793233515c2b90b0981e4f5adbd` { "fetchedAt": 1791435678, "extractorVersion": "1", "verifiedAt": null }

Response body

3 properties · 2 required · 2 $defs

property	type	description	constraints
video*	File	The generated video from references using the Q4 Preview model
seed*	integer	The random seed used for generation
cover_image	Image	Represents an image file.	nullable

Types

2 $defs

Fileobject

file_name	string	The name of the file. It will be auto-generated if not provided.	nullable
content_type	string	The mime type of the file.	nullable
file_size	integer	The size of the file in bytes.	nullable
url*	string	The URL where the file can be downloaded from.

Imageobject

Represents an image file.

file_name	string	The name of the file. It will be auto-generated if not provided.	nullable
content_type	string	The mime type of the file.	nullable
file_size	integer	The size of the file in bytes.	nullable
width	integer	The width of the image in pixels.	nullable
height	integer	The height of the image in pixels.	nullable
url*	string	The URL where the file can be downloaded from.

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/vidu/q4/reference-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}