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Large Language ModelsAudio & SpeechSimon Willison's WeblogPublished: Apr 16, 2026, 04:00 JST1 min read

Google's Gemini 3.1 Flash now includes native text-to-speech capabilities for faster audio generation

Google's Gemini 3.1 Flash now includes native text-to-speech capabilities for faster audio generation

3 Key Points

  1. Gemini 3.1 Flash model adds integrated text-to-speech (TTS) functionality

  2. TTS feature enables direct conversion of text responses to natural-sounding audio

  3. Flash variant provides faster performance compared to larger Gemini models

  4. New capability expands Gemini's multimodal abilities beyond text and image processing

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