GET

/v1/schemas/fal/audio/fal-ai%2Felevenlabs%2Fsound-effects%2Fv2

kind inputactivity audiohash f4b441c6extracted Jul 6, 2026version currentsource upstream spec ↗

Request body

5 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
text*stringThe text describing the sound effect to generatelength ≤ 450
duration_secondsnumberDuration in seconds (0.5-22). If None, optimal duration will be determined from prompt.0.5 ≤ n ≤ 22 · nullable
output_formatenumOutput format of the generated audio. Formatted as codec_sample_rate_bitrate.mp3_22050_32 | mp3_44100_32 | mp3_44100_64 | mp3_44100_96 | mp3_44100_128 | mp3_44100_192 · +13 more · default: "mp3_44100_128"
prompt_influencenumberHow closely to follow the prompt (0-1). Higher values mean less variation.0 ≤ n ≤ 1 · default: 0.3
loopbooleanWhether to create a sound effect that loops smoothly.default: false

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/elevenlabs/sound-effects/v2","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}