GET

/v1/schemas/fal/audio/fal-ai%2Fkling-video%2Fvideo-to-audio

kind inputactivity audiohash 792d0443extracted Jul 6, 2026version currentsource upstream spec ↗

Request body

4 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
video_url*stringThe video URL to extract audio from. Only .mp4/.mov formats are supported. File size does not exceed 100MB. Video duration between 3.0s and 20.0s.
sound_effect_promptstringSound effect prompt. Cannot exceed 200 characters.length ≤ 200 · nullable
asmr_modebooleanEnable ASMR mode. This mode enhances detailed sound effects and is suitable for highly immersive content scenarios.default: false
background_music_promptstringBackground music prompt. Cannot exceed 200 characters.length ≤ 200 · nullable

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/kling-video/video-to-audio","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}