Gemini 3.1 Flash TTS
Type any script and hear it come alive — Gemini 3.1 Flash TTS shapes emotion, pacing and accent across 70+ languages in seconds.
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Inside the Gemini 3.1 Flash TTS Voice Engine
Built on Google's newest speech model, Gemini 3.1 Flash TTS reads your script the way a performer would — shaping tone, emotion, tempo and delivery through more than 200 inline audio tags, so plain text becomes broadcast-ready voice in minutes.
- Over 200 Inline Audio TagsDrop tags straight into your script to steer laughter, whispers, urgency or silence at the exact moment you want it.
- Describe a Voice in Plain WordsTell the model who is speaking, where the scene takes place and how it should feel — no technical parameters required.
- Voices for 70+ LanguagesProduce native-sounding speech for audiences worldwide, ideal for localized ads, courses and audio guides.
How to Generate Voice with Gemini 3.1 Flash TTS
Four short steps are all it takes to turn a written script into polished, emotionally aware audio.
Gemini 3.1 Flash TTS Capabilities at a Glance
A full expressive speech system — precise audio direction, conversations between several characters and wide language reach, all driven by Google's Gemini 3.1 Flash TTS.
Rich, Lifelike Delivery
Pronunciation is crisper and the emotional range wider than earlier Google speech models, so every line lands the way you intended.
Precision Tag Controls
More than 200 markers let you place a whisper, a shout or a dramatic pause exactly where the script calls for it.
Conversations with Several Voices
Build scenes between two or more characters, each holding its own tone, pace and accent from start to finish.
Plain-English Direction
Describe a role, a setting or an accent in everyday words and the engine turns it into concrete performance choices.
Global and Line-Level Tweaks
Set one overall style for the piece, then adjust individual sentences whenever a moment needs a different feel.
Cleared for Commercial Work
Audiobooks, virtual assistants, ad spots and e-learning modules all get audio polished enough to publish as-is.
Gemini 3.1 Flash TTS: Your Questions Answered
Straight answers about Google Gemini 3.1 Flash TTS, from how audio tags behave to language coverage and commercial usage.
What exactly is Gemini 3.1 Flash TTS?
It is Google's expressive text-to-speech model. Feed it written content and it returns clear, high-fidelity audio, with detailed control over tone, emotion, rhythm and delivery style.
How do audio tags work?
They are short inline markers such as [whispers], [shouting] or [urgency] placed inside the script. Gemini 3.1 Flash TTS treats them as directions and changes its delivery at that point.
Which languages are available?
The model covers more than 70 languages, which makes it a practical pick for audiobooks, assistants and campaigns aimed at international audiences.
Can two or more speakers share one file?
Yes. Multi-speaker dialogue is supported, and each character can carry a distinct voice profile, style, pace and accent inside a single generation.
How can I steer the delivery?
Write a short description of the character, mood, accent and tone, then add inline tags for moment-to-moment shifts. The two methods work well together.
Can I use the audio commercially?
Yes. Output from Gemini 3.1 Flash TTS is ready for commercial use, from audiobooks and interactive agents to multilingual content and enterprise voice needs.
Give Your Script a Voice with Gemini 3.1 Flash TTS
Creators around the world rely on this expressive Google voice model for natural narration and dialogue. Generate your first clip with Gemini 3.1 Flash TTS in seconds.