GET

/v1/schemas/fal/audio/fal-ai%2Felevenlabs%2Ftts%2Feleven-v3

kind inputactivity audiohash 09a0e224extracted Jul 6, 2026version currentsource upstream spec ↗

Request body

6 properties · 1 required · 0 $defs
propertytypedescriptionconstraints
text*stringThe text to convert to speechlength ≥ 1 · length ≤ 5000
timestampsbooleanWhether to return timestamps for each word in the generated speechdefault: false
language_codestringLanguage code (ISO 639-1) used to enforce a language for the model.nullable
stabilitynumberVoice stability (0-1)0 ≤ n ≤ 1 · default: 0.5
voicestringThe voice to use for speech generationdefault: "Rachel"
apply_text_normalizationenumThis parameter controls text normalization with three modes: 'auto', 'on', and 'off'. When set to 'auto', the system will automatically decide whether to apply text normalization (e.g., spelling out numbers). With 'on', text normalization will always be applie…auto | on | off · default: "auto"

Validate a payload

before you spend tokens
shell
$ curl -X POST https://modelschemas.com/v1/validate \
    -d '{"provider":"fal","endpointId":"fal-ai/elevenlabs/tts/eleven-v3","payload":{…}}'
→ {"valid": false, "errors": [{"path": "#", "keyword": "required", …}]}