# Gemini 3.1 Flash TTS: the next generation of expressive AI speech

DevFeed: [Gemini 3.1 Flash TTS: the next generation of expressive AI speech](<https://devfeed.tech/articles/gemini-3-1-flash-tts-the-next-generation-of-expressive-ai-speech-6159.md>)

Original publisher: [Read original article](<https://deepmind.google/blog/gemini-3-1-flash-tts-the-next-generation-of-expressive-ai-speech/>)

Author: Vilobh Meshram

Published: 2026-04-15T16:03:19Z

Content type: news

Language: en

Sources: [Google DeepMind News](<https://devfeed.tech/sources/google-deepmind-news.md>)

Topics: [voice ai](<https://devfeed.tech/topics/voice-ai.md>), [Google AI](<https://devfeed.tech/topics/google-ai.md>), [Artificial Intelligence](<https://devfeed.tech/topics/ai.md>), [API](<https://devfeed.tech/topics/api.md>), [Google](<https://devfeed.tech/topics/google.md>), [Benchmark](<https://devfeed.tech/topics/benchmark.md>)

Tags: [ai](<https://devfeed.tech/tags/ai.md>), [api](<https://devfeed.tech/tags/api.md>), [audio](<https://devfeed.tech/tags/audio.md>), [benchmark](<https://devfeed.tech/tags/benchmark.md>), [building](<https://devfeed.tech/tags/building.md>), [developer](<https://devfeed.tech/tags/developer.md>), [gemini](<https://devfeed.tech/tags/gemini.md>), [generation](<https://devfeed.tech/tags/generation.md>), [google](<https://devfeed.tech/tags/google.md>), [none](<https://devfeed.tech/tags/none.md>), [text-to-speech](<https://devfeed.tech/tags/text-to-speech.md>), [updates](<https://devfeed.tech/tags/updates.md>)

## AI overview

Google introduces Gemini 3.1 Flash TTS, a text-to-speech model designed for more controllable, expressive, and natural AI speech. It offers native multi-speaker dialogue, support for more than 70 languages, audio tags for directing vocal style and delivery, and availability through the Gemini API, Google AI Studio, Vertex AI, and Google Vids.

## Source excerpt

Our newest audio model introduces granular audio tags that give you precise control to direct AI speech for expressive audio generation.