Google releases Gemini 3.8 Flash TTS models

Gemini 3.8 Flash TTS (gemini-3.8-flash-tts) and Gemini 3.8 Flash-Lite TTS (gemini-3.8-flash-lite-tts) are generally available, with a Gemini API Voices endpoint. Flash-Lite TTS is meant to replace gemini-3.1-flash-tts-preview.

Models: Gemini 3.8 Flash-Lite TTS, Gemini 3.8 Flash TTS

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Source: Gemini API changelog, checked Sep 28, 2026. Summarized from the provider’s announcement.