Google 发布 Gemini 3.8 Flash TTS 与 Flash-Lite TTS 并正式开放 Gemini API Voices 端点

September 22, 2026

AI 导读

Google 宣布 Gemini 3.8 Flash TTS（gemini-3.8-flash-tts）和 Gemini 3.8 Flash-Lite TTS（gemini-3.8-flash-lite-tts）正式可用，并发布 Gemini API Voices 端点（/v1beta/voices）。

推荐理由

官方更新日志列出了两个 TTS 模型定位差异和 Voices 端点能力，读者可据此选择替换现有语音方案。

正文 · 原文

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 (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 (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, Voice replication, and the Extended 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 to get started.