Google Gemini 3.1 Flash TTS Released: Control Voice Timbre with One Sentence, Super Natural Output in 70+ Languages!
On June 12, Google AI launched the Gemini 3.1 Flash TTS model, which supports over 70 languages and allows users to adjust voice style via natural language instructions embedded in text, addressing two core pain points of the current TTS industry. Professional AI portal winzheng.com conducted an evaluation of the model based on verifiable public information, analyzed its advantages over competing products, listed its existing uncertainties, and provided practical advice for developers and enterprises.