GET

/v1/schemas/fal/video/mirelo-ai/sfx1.6/video-to-video

Accept:

kind inputactivity videohash 75f3b999…extracted Aug 15, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `f50a2593753ad0adff5c93b5734f0537a895d3cfd1c570bd59876b96a14270cb` { "fetchedAt": 1786770058, "extractorVersion": "1", "verifiedAt": null }

Request body

5 properties · 1 required · 0 $defs

property	type	description	constraints
video_url*	string	Video URL to add SFX to.
seed	integer	Seed for generation. -1 or None for random.	-1 ≤ n ≤ 18446744073709552000 · nullable
num_samples	integer	Number of variations to generate.	1 ≤ n ≤ 4 · default: 2
duration	number	Duration of the generated SFX in seconds. Values >10 use sliding-window extended generation.	1 ≤ n ≤ 60 · default: 10
text_prompt	string	Optional text prompt guiding generation.	nullable

Validate a payload

before you spend tokens

shell

$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"mirelo-ai/sfx1.6/video-to-video","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}