* **Gemini 3.8 Flash TTS and Gemini 3.8 Flash-Lite TTS generally available
(GA)**: Released our next-generation text-to-speech (TTS) audio models and
the Gemini API Voices endpoint (`/v1beta/voices`):

* **[Gemini 3.8 Flash TTS](/docs/models/gemini-3.8-flash-tts)
(`gemini-3.8-flash-tts`)**: Flagship creative TTS model engineered for
studio-grade voice fidelity, nuanced acting, regional dialects, and
long-form multi-turn stability.
* **[Gemini 3.8 Flash-Lite TTS](/docs/models/gemini-3.8-flash-lite-tts)
(`gemini-3.8-flash-lite-tts`)**: Fast, cost-efficient TTS model built to
replace `gemini-3.1-flash-tts-preview` for high-throughput production
and real-time voice agent cascades.
* **[Voice design](/docs/voice-design),
[Voice replication](/docs/voice-replication), and the
[Extended Voice Library](/docs/speech-generation#voice-library)**:
Create persistent custom vocal personas from text prompts, replicate
voices with consent verification, and query 150+ prebuilt and custom
voices.

See the [Text-to-speech guide](/docs/speech-generation) to get started.