cURL
Voices
List Voice Metadata options
Return the stable code sets accepted by Voice Metadata fields, including the complete language_code enum, the tone limit, and the language-to-accent cascade. Values are stable codes rather than localized display text.
GET
cURL
Authorizations
Breeze Developer API key.
Response
Voice Metadata code options and constraints.
Supported language_code values in canonical order.
Available options:
ar, cs, de, el, en, es, fi, fr, hi, id, it, ja, ko, nl, pl, pt, ro, ru, th, tr, uk, vi, zh Available options:
male, female, neutral Available options:
child, young, middle_aged, old Available options:
warm, calm, bright, gentle, energetic, authoritative, sincere, weary, precise, refined, urgent, friendly, articulate, steady, playful, compassionate, reflective, measured, rhythmic, passionate Maximum number of distinct tone codes accepted for one voice.
Example:
3
Accent codes keyed by every supported language_code. Languages without accent choices have an empty array.

