GET

/v1/schemas/fal/video/fal-ai/vidu/q2/text-to-video

Accept:

kind inputactivity videohash 4baa5cd4…extracted Oct 9, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `23ab27fbaba439fc66f82a641725fc18f083e4ed39fe6db447ef03e72c6b3bfe` { "fetchedAt": 1791522002, "extractorVersion": "1", "verifiedAt": null }

Request body

8 properties · 1 required · 0 $defs

property	type	description	constraints
prompt*	string	Text prompt for video generation, max 3000 characters	length ≤ 3000
seed	integer	Random seed for reproducibility. If None, a random seed is chosen.	nullable
movement_amplitude	enum	The movement amplitude of objects in the frame	auto \| small \| medium \| large · default: "auto"
enable_safety_checker	boolean	Authorized callers may set false to request relaxed screening.	default: true
duration	enum	Duration of the video in seconds	2 \| 3 \| 4 \| 5 \| 6 \| 7 · +1 more · default: 4
bgm	boolean	Whether to add background music to the video (only for 4-second videos)	default: false
resolution	enum	Output video resolution	360p \| 520p \| 720p \| 1080p · default: "720p"
aspect_ratio	enum	The aspect ratio of the output video	16:9 \| 9:16 \| 1:1 · default: "16:9"

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/vidu/q2/text-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}