GET

/v1/schemas/fal/video/fal-ai/vidu/q3/text-to-video

Accept:

kind inputactivity videohash 0e8c05e7…extracted Oct 9, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `a821f550da20958e123015c8c5c1753cb2e431c8d0fb5c57b5fbe194353cf4e0` { "fetchedAt": 1791522002, "extractorVersion": "1", "verifiedAt": null }

Request body

7 properties · 1 required · 0 $defs

property	type	description	constraints
prompt*	string	Text prompt for video generation, max 2000 characters	length ≤ 2000
audio	boolean	Whether to use direct audio-video generation. When true, outputs video with sound.	default: true
aspect_ratio	enum	The aspect ratio of the output video	16:9 \| 9:16 \| 4:3 \| 3:4 \| 1:1 · default: "16:9"
seed	integer	Random seed for reproducibility. If None, a random seed is chosen.	nullable
duration	integer	Duration of the video in seconds	1 ≤ n ≤ 16 · default: 5
resolution	enum	Output video resolution	360p \| 540p \| 720p \| 1080p · default: "720p"
enable_safety_checker	boolean	Authorized callers may set false to request relaxed screening.	default: true

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/vidu/q3/text-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}