Localize Voice
Create a new voice from an existing voice localized to a new language and dialect.
Authorizations
Cartesia API key (sk_car_...). Get one at play.cartesia.ai/keys.
Headers
API version header.
2026-03-01 "2026-03-01"
Body
The ID of the voice to localize.
The name of the new localized voice.
The description of the new localized voice.
Target language to localize the voice to.
Options: English (en), German (de), Spanish (es), French (fr), Japanese (ja), Portuguese (pt), Chinese (zh), Hindi (hi), Italian (it), Korean (ko), Dutch (nl), Polish (pl), Russian (ru), Swedish (sv), Turkish (tr), Arabic (ar), Hebrew (he), Tamil (ta), Telugu (te), Thai (th).
en, de, es, fr, ja, pt, zh, hi, it, ko, nl, pl, ru, sv, tr, ar, he, ta, te, th male, female Only available when language is set to English (en). Options: Australian (au), Indian (in), Southern (so), British (uk), or American (us).
au, in, so, uk, us Response
The ID of the voice. Find one in the Voice Library or via List Voices.
The ID of the user who owns the voice.
Who can access the voice
The name of the voice.
The description of the voice.
The date and time the voice was created.
The voice's language, as an ISO 639-1 code (e.g. en, fr, zh)
"en"
Whether the voice is publicly accessible. Always false on this endpoint.