# Gemini 3.8 TTS Models Launch

> Google releases expressive text-to-speech models for custom voices and real-time audio creation.
- Title: Gemini 3.8 TTS Models Launch · Google | Shortify
- Summary: Google releases expressive text-to-speech models for custom voices and real-time audio creation. Google launched Gemini 3.8 Flash TTS and Flash-Lite TTS…
- Keywords: gemini 3.8, text-to-speech, custom voices, audio generation, google ai studio, gemini api, gemini enterprise, gemini notebook, google vids, voice replication, synthid watermarking, c2pa credentials
- Source: Google — https://blog.google/innovation-and-ai/models-and-research/gemini-models/gemini-3-8-text-to-speech
- Published: 2026-09-23T00:00:00+00:00
- Read time: 1 min
- Topics: gemini 3.8, text-to-speech, custom voices, audio generation, google ai studio, gemini api, gemini enterprise, gemini notebook, google vids, voice replication, synthid watermarking, c2pa credentials
## New Gemini TTS Models
Google launched Gemini 3.8 Flash TTS and Flash-Lite TTS models for expressive audio generation across multiple platforms.
## Custom Voice Creation
Create entirely new voices from scratch using natural language prompts across over 100 languages and dialects.
## Voice Replication
Recreate consistent vocal profiles from a 30-second audio sample with built-in consent verification and SynthID watermarking.
## Direct Performance Control
Direct line-by-line delivery with granular control over pacing, emotion, and realistic conversational sounds like <laughs> and |mhm|.
## High-Volume Scale
Gemini 3.8 Flash-Lite TTS optimizes for high-volume dubbing and audio content creation with cost-efficient scale.
## Global Language Support
Supports over 100 languages including Mexican Spanish, Quebec French, and Scots English for multilingual audio experiences.
## Safety Features
Built-in SynthID watermarking and C2PA credentials ensure AI-generated speech is detectable and protected.
## Real-World Applications
Use for audiobooks, podcasts, real-time voice agents, and interactive media with improved user experiences in Gemini Notebook and Google Vids.
## Performance Metrics
Secures #1 on Hume AI’s Voice Design Benchmark and #1 for overall quality among competitors in key global languages.
## Deployment Options
Available in Gemini API, Google AI Studio, Gemini Enterprise, Gemini Notebook, and Google Vids starting today.
## Key takeaway

Google launched Gemini 3.8 Flash TTS and Flash-Lite TTS models for creating custom voices and expressive audio experiences with built-in safety tools.