GET

/v1/schemas/fal/video/alibaba/happy-horse/video-edit

Accept:

kind inputactivity videohash 500161ce…extracted Sep 9, 2026version currentsource upstream spec ↗

field	recorded source
schema	Source linked above. upstream-spec Source trace `b0359d31d6d101fc33e626da367b2f3441e869fac24ebe2e991f242db79331fb` { "fetchedAt": 1788930053, "extractorVersion": "1", "verifiedAt": null }

Request body

7 properties · 2 required · 0 $defs

property	type	description	constraints
video_url*	string	URL of the source video to edit. Formats: MP4, MOV (H.264 recommended). Duration: 3-60 s. Longer side ≤ 2160 px, shorter side ≥ 320 px. Aspect ratio between 1:2.5 and 2.5:1. Frame rate > 8 fps. Max 100 MB. The output video preserves the source aspect ratio. Ou…
prompt*	string	Text prompt describing the desired edit. Reference any supplied reference images using @Image1, @Image2, ... up to @Image5. Max 2500 characters.	length ≥ 1
resolution	enum	Output video resolution tier.	720p \| 1080p · default: "1080p"
enable_safety_checker	boolean	Enable content moderation for input and output. Disabling it requires account authorization; unauthorized requests are always checked.	default: true
seed	integer	Random seed for reproducibility (0-2147483647).	nullable
reference_image_urls	string[]	Optional reference images used to guide the edit (up to 5). Formats: JPEG, JPG, PNG, WEBP. Dimensions must be at least 300px. Aspect ratio between 1:2.5 and 2.5:1. Max 10 MB each.	nullable
audio_setting	enum	Audio handling. 'auto': model decides whether to regenerate audio. 'origin': preserve the original audio from the input video.	auto \| origin · default: "auto"

Validate a payload

before you spend tokens

shell

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