Commercial use

Gemini 3.1 Flash TTS Preview es un modelo expresivo de texto a voz de Google que ofrece generación de voces naturales por IA con un control avanzado sobre el tono, la emoción, el ritmo y el estilo de habla.

README

API de Gemini 3.1 Flash TTS para la generación de voces naturales y expresivas

Imagen de demostración de la sección principal que muestra los componentes de la interfaz
Feature image
Genera audio más natural con la API de Gemini 3.1 Flash TTS
Controla la entrega vocal con etiquetas de audio en la API TTS de Gemini 3.1 Flash
Diseña estilos de voz personalizados a través de la API TTS de Google Gemini 3.1 Flash
Crea diálogos más ricos con la API TTS de Gemini 3.1 Flash Preview
Ofrece experiencias multilingües con la API Gemini 3.1 Flash Text To Speech
Desarrolla aplicaciones de voz flexibles con la API gemini-3.1-flash-tts-preview
Criterios de comparaciónGemini 3.1 Flash TTSGemini 2.5 Flash TTSEleven v3Inworld TTS
Model PositioningExpressive speech generation model designed for natural delivery, detailed control, and scalable multilingual audio creationEarlier Gemini TTS model focused on efficient and general speech synthesisAdvanced voice generation model focused on highly expressive and realistic speechCharacter-focused speech model designed for interactive AI experiences
Speech NaturalnessStrong naturalness with improved vocal clarity, conversational rhythm, and expressive variationProvides natural speech output with less refined delivery controlHigh-quality voice realism with strong emotional performanceNatural character-style voices optimized for interactive scenarios
Expressive ControlAudio tags and natural-language instructions provide detailed control over emotion, pacing, pauses, and vocal styleSupports general voice instructions with fewer fine-grained controlsProvides voice style and emotional control through prompting and voice designEmphasizes personality-driven voice customization
Voice DirectionSupports speaker identity, scene context, accent, tone, and performance guidanceProvides basic style guidance for speech generationAllows detailed voice and character directionDesigned around creating unique AI characters and personalities
Multilingual CapabilitySupports more than 70 languages with multilingual speech generationSupports multilingual output with broader limitations compared with newer generation capabilitiesSupports multilingual voice generation across different regionsProvides multilingual capabilities for conversational applications
Multi-Speaker DialogueSupports multiple speakers with separate voice characteristics and delivery stylesProvides more limited dialogue generation capabilitiesSupports multi-voice creation depending on workflowStrong focus on character interaction and dialogue scenarios
Speech CustomizationEnables both global style direction and moment-level delivery adjustmentsMainly focused on overall voice generation settingsStrong customization through voice design and style controlStrong customization for interactive characters
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  • Audiolibros expresivos y narración de historias con la API TTS de Gemini 3.1 Flash
    Asistentes de voz interactivos impulsados por la API TTS de Gemini 3.1 Flash
    Creación de contenido multilingüe con la API TTS Preview de Gemini 3.1 Flash
    Accesibilidad y soluciones de audio empresarial con la API TTS Preview de Gemini 3.1 Flash