GET

/v1/schemas/fal/audio/google/lyria-3.5

kind inputactivity audiohash 99a5c60f…extracted Oct 9, 2026version currentsource upstream spec ↗
fieldrecorded source
schemaSource linked above.

upstream-spec

Source trace
a39ad5cc4364365ca8cdccfe2c45c61bef6d7e6bb0c1e07427569d8f871f343b
{
  "fetchedAt": 1791522002,
  "extractorVersion": "1",
  "verifiedAt": null
}

Request body

4 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
prompt*stringThe text prompt describing the music you want to generate. Include genre, mood, instrumentation, tempo, vocals, and structure for best results. Lyria 3.5 supports full-length songs up to a few minutes — use timestamps or duration hints in your prompt to contro…length ≥ 1 · length ≤ 5000
negative_promptstringNegative prompting is not supported by Lyria 3.5.default: "" · deprecated
image_urlstringOptional image URL to use as visual inspiration for music generation. The model will create music that matches the mood and theme of the image.nullable
enable_safety_checkerbooleanAuthorized callers may set false to request relaxed screening.default: true

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"google/lyria-3.5","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}