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What is Gemini 3.8 Flash TTS?

Gemini 3.8 Flash TTS is Google’s advanced text-to-speech model for generating expressive, customizable, and multilingual synthetic speech. The model is designed for creative voice direction, allowing users to generate original characters and vocal personas using natural-language instructions instead of relying only on preset voices. Voice characteristics can be customized by role, accent, timbre, pacing, delivery style, and other attributes across more than 100 languages and dialects. Google also provides a library of more than 2,000 production-ready voices for projects that do not require a newly generated vocal identity. Voice replication can recreate a consistent vocal profile from a short reference sample when the user has permission to use the voice, with built-in consent verification requirements. Creators can direct performances line by line with stage directions and cues for emotion, timing, whispers, pauses, laughs, sighs, gasps, and conversational reactions. Long-form generation is designed to preserve voice quality, pacing, and character identity across extended content such as audiobooks, podcasts, and narrated media. Native two-speaker scene staging allows a single script to produce natural multi-turn dialogue with distinct speakers and controlled conversational timing. These capabilities make Gemini 3.8 Flash TTS applicable to gaming, interactive characters, voice agents, media localization, dubbing, branded voices, podcasts, audiobooks, and other audio-production workflows. Google applies SynthID watermarking to generated audio and supports C2PA credentials and consent checks to improve transparency and protect voice owners. Gemini 3.8 Flash TTS is available through Google AI Studio and the Gemini API, with additional integrations and deployments across Google products, enterprise applications, and third-party developer platforms.

What is AuthorVoices.ai?

AuthorVoices.ai represents an innovative platform that leverages advanced AI technology to transform written manuscripts into audiobooks both swiftly and cost-effectively, surpassing conventional methods. Users can upload their texts and choose from a broad variety of expertly crafted AI voices, or they can even mimic their own voice, resulting in natural and engaging narration that can be fine-tuned in terms of tone, speed, accent, and emotional depth. This service supports a wide array of languages and accents, giving authors the flexibility to tailor the narration style to fit their book's genre or intended readership. Although the produced output meets the technical specifications required by most audiobook distributors, it is crucial to acknowledge that Audible/ACX does not accept audiobooks created using AI-generated voices at this time. Users maintain full ownership of their audio creations, and the overall production process is drastically accelerated, allowing authors to generate one minute of audio in approximately one minute, with most of the time spent on reviewing rather than recording. This pioneering approach not only simplifies the process of audiobook production but also paves the way for authors to connect with a wider range of listeners. As a result, it encourages creativity and accessibility in the world of literature.

Media

Media

Integrations Supported

Gemini
Gemini 3.1 Flash-Lite
Gemini 3.1 Pro
Gemini Enterprise
Gemini Enterprise Agent Platform
Gemini Live API
Gemini Notebook
Google AI Studio
Google Vids
SynthID

Integrations Supported

API Availability

Has API

API Availability

Pricing Information

Pricing not provided

Pricing Information

Pricing not provided

Supported Platforms

SaaS

Supported Platforms

SaaS

Customer Service / Support

Web-Based Support

Customer Service / Support

Standard Support
Web-Based Support

Training Options

Documentation Hub

Training Options

Documentation Hub
Online Training

Company Facts

Organization Name

Google

Date Founded

1998

Company Location

United States

Company Website

google.com

Company Facts

Organization Name

AuthorVoices.ai

Company Location

United States

Company Website

www.authorvoices.ai/

Categories and Features

AI Models

Not specified

Text to Speech

Not specified

Categories and Features

Voice Cloning

Not specified

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