
Gemini 2.5 Flash TTS API by Google
Gemini text-to-speech: expressive, controllable speech from text with 30+ prebuilt voices (Kore, Puck, Charon, Aoede...). Powered by gemini-2.5-flash-preview-tts.
Gemini 2.5 Flash TTS ha sido desarrollado por Google. Atlas Cloud (operado por Atlas Cloud AI LLC) proporciona acceso al modelo, pero no es su propietario. Todas las marcas comerciales pertenecen a sus respectivos titulares.
Gemini 2.5 Flash TTS
Expressive, controllable text-to-speech powered by Google's gemini-2.5-flash-preview-tts.
Highlights
- 30 prebuilt voices — Kore, Puck, Charon, Aoede, Fenrir, Leda, Orus, Zephyr, and more.
- Style prompting — steer tone, pace and emotion in natural language inside
text, e.g. "Say cheerfully: ..." or "Read slowly and calmly: ...". - Output is a WAV file (24 kHz PCM); billed per 1k characters.
Parameters
| field | required | notes |
|---|---|---|
text | yes | text to synthesize (may embed a style instruction), ≤10000 chars |
voice_name | no | prebuilt voice, default Kore |
Powered by Google Gemini via Atlas Cloud.

















