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google/gemini-2-5-pro-tts

⚡ API で実行

Gemini 2.5 Pro Preview TTS は、スタジオ品質の高忠実度音声を生成する Google の上位音声合成モデルです。自然言語での指示、表現豊かな発話、長尺音声に対応し、リアルな AI 音声を開発者が作成できます。

料金: 文字数に応じて課金:1,000 文字あたり 11 クレジット(端数切り上げ)、最低 10 クレジット。 見積もりでは、中国語・日本語・韓国語の各文字を 3 文字として数えます。

ログインしてこのモデルを試す
Playground の利用料はウォレットから課金されます。
読み上げるテキスト

最大 2,000 文字。2 人の会話は発言ごとに改行し「Speaker 1: …」「Speaker 2: …」と記入してください。指定のない行は Speaker 1 が読み上げます。

声(話者 1)
声(話者 2)
話し方

任意。「温かく、ゆっくり」など、口調・感情・速さを指定できます。

場面

任意。例:「暖炉のある静かで温かな部屋」。

全体のトーン

任意。例:「穏やかで親しみやすいオーディオブックの朗読」。

Temperature1
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README
Gemini 2.5 Pro Preview TTS の使い方ガイド

Gemini 2.5 Pro Preview TTS API for Advanced AI Voice Generation

Generate studio-quality AI voices with Gemini 2.5 Pro TTS API. Create expressive speech, natural conversations, and scalable voice experiences for your applications with ModelFold.

Gemini 2.5 Pro Preview TTS API for Advanced AI Voice Generation

Key Features of Gemini 2.5 Pro Preview TTS API on ModelFold

Studio-Quality AI Voice Generation with Gemini 2.5 Pro Preview TTS API

Gemini 2.5 Pro TTS Model delivers studio-quality AI voice generation with natural pronunciation, realistic pacing, and human-like expression. ModelFold helps developers create premium audio experiences with better tone, rhythm, context understanding, and emotional delivery.

Studio-Quality AI Voice Generation with Gemini 2.5 Pro Preview TTS API

Expressive Voice and Style Control with Gemini 2.5 Pro Text-to-Speech API

Gemini 2.5 Pro Text-to-Speech API enables flexible voice customization through natural language prompts. Developers can control speaking style, emotion, accent, and pacing while benefiting from improved prompt following and richer voice performance.

Expressive Voice and Style Control with Gemini 2.5 Pro Text-to-Speech API

Natural Multi-Speaker Dialogue Generation with Google Gemini 2.5 Pro TTS

Google Gemini 2.5 Pro TTS supports realistic multi-speaker conversations with different voices and consistent character delivery. Build AI podcasts, interactive stories, virtual characters, and conversational applications with natural dialogue generation.

Natural Multi-Speaker Dialogue Generation with Google Gemini 2.5 Pro TTS

Long-Form Audio Creation with Gemini 2.5 Pro Preview TTS API

Gemini 2.5 Pro Preview TTS API is optimized for high-quality long-form audio generation. Convert articles, scripts, courses, and documents into natural speech while maintaining voice consistency, context awareness, and professional narration quality.

Long-Form Audio Creation with Gemini 2.5 Pro Preview TTS API

How to Use Gemini 2.5 Pro Preview TTS API on ModelFold

  1. 1

    Step 1: Create a ModelFold Account

    Sign up for a ModelFold account to access Gemini 2.5 Pro Preview TTS API services. After registration, you can explore available AI models, manage API usage, and prepare your development environment for voice generation integration.

  2. 2

    Step 2: Get Your Gemini 2.5 Pro TTS API Key

    Generate your API key from the ModelFold dashboard and use it to authenticate requests. With a Gemini 2.5 Pro TTS API key, developers can securely connect their applications and start creating AI-generated speech.

  3. 3

    Step 3: Test Gemini 2.5 Pro TTS Online in Playground

    Use ModelFold Playground to test Gemini 2.5 Pro TTS capabilities before development. Experiment with text prompts, voice styles, emotions, and different speech scenarios to find the best settings for your application.

  4. ✓

    Step 4: Integrate Gemini 2.5 Pro Text-to-Speech API into Your Application

    Connect Gemini 2.5 Pro Text-to-Speech API with your SaaS platform, AI assistant, content tool, or audio workflow by sending a POST request to https://ai.modelfold.online/v1/audio/generations with "model": "google/gemini-2-5-pro-tts", your text in prompt (one line per turn, "Speaker 1: …" / "Speaker 2: …", for dialogue) and voice / voice_2. The response returns the finished audio URL.

Gemini 2.5 Pro Preview TTS API vs Gemini 2.5 Flash TTS API

FeatureGemini 2.5 Pro TTS APIGemini 2.5 Flash TTS API
Primary FocusPremium AI voice quality with advanced expression, natural speech, and professional audio generationFast and efficient AI voice generation optimized for low-latency applications
Best ForAudiobooks, podcasts, video narration, creative content, and long-form audio workflowsReal-time voice assistants, customer support agents, and high-volume voice applications
Voice QualityDelivers studio-quality speech with realistic pronunciation, natural prosody, emotional expression, and human-like deliveryProvides high-quality AI voices with faster generation speed for interactive experiences
Style & Emotion ControlOffers stronger style prompt following with detailed control over emotion, tone, pacing, and speaking styleSupports voice customization while focusing on speed and efficient generation
Multi-Speaker SupportDesigned for natural multi-speaker dialogue with consistent character voices and complex conversationsSupports conversational voice generation for interactive applications and voice agents
LatencyPrioritizes maximum audio quality and expressive performance over response speedOptimized for faster response times and real-time voice interactions
Long-Form ContentBetter suited for audiobooks, courses, documentaries, and extended narration projectsBetter suited for short-form content and applications requiring quick audio responses
Recommended Use CasesProfessional voice applications requiring premium quality, emotional depth, and natural storytellingAI assistants, scalable SaaS products, and applications where speed is the top priority

Why Choose ModelFold for Gemini 2.5 Pro Preview TTS API Access

Access Gemini TTS API Through One Unified API

ModelFold provides simple access to Gemini TTS API through one unified platform. Developers can integrate Gemini 2.5 Pro TTS API alongside other leading AI models with a consistent API workflow, reducing development complexity and improving scalability.

Gemini 2.5 Pro TTS Free Credits for Fast Testing

Start exploring Gemini 2.5 Pro TTS free with ModelFold testing credits. Developers can quickly try AI voice generation, experiment with different prompts, and evaluate Gemini 2.5 Pro TTS API performance before building production applications.

Affordable Gemini 2.5 Pro TTS API Pricing

ModelFold offers affordable Gemini 2.5 Pro TTS API pricing designed for developers, startups, and SaaS builders. Flexible usage options help teams create AI voice applications while maintaining predictable costs and efficient resource management.

Easy Gemini 2.5 Pro TTS API Integration with Clear Documentation

ModelFold makes Gemini 2.5 Pro TTS API integration simple with clear documentation, practical examples, and developer-friendly guides. Build AI voice features faster with an easy setup process and straightforward API references.

Continuously Updated AI Model Library

ModelFold continuously updates its AI model library to provide access to the latest Gemini TTS models and advanced AI technologies. Developers can explore new capabilities and integrate emerging models without managing multiple platforms.

24/7 Technical Support for Gemini TTS API Users

ModelFold provides reliable support for developers using Gemini 2.5 Pro TTS API. Whether you need integration assistance, troubleshooting help, or API guidance, our support team helps ensure smooth AI voice application development.

How Developers Use Gemini 2.5 Pro TTS API for AI Voice Solutions

Build AI Voice Assistants with Gemini 2.5 Pro TTS API

Gemini 2.5 Pro TTS API helps developers create natural AI voice assistants with realistic speech, expressive responses, and smooth conversations. Integrate voice capabilities into customer support bots, virtual agents, and AI-powered SaaS applications.

Create Video Narration with Gemini 2.5 Pro Text-to-Speech API

Use Gemini 2.5 Pro Text-to-Speech API to generate professional voiceovers for YouTube videos, tutorials, marketing content, and product demos. Developers can automate narration workflows with high-quality AI voices and flexible voice styles.

Generate Audiobooks and Educational Content with Gemini 2.5 Pro TTS Model

Gemini 2.5 Pro TTS Model enables publishers, educators, and content platforms to transform text into engaging audio experiences. Create audiobooks, online courses, training materials, and learning resources with natural AI narration.

Develop AI Characters and Interactive Experiences with Gemini TTS

Gemini TTS allows developers to build virtual characters, game NPCs, and interactive storytelling experiences with unique AI voices. Multi-speaker dialogue and expressive speech control help create more immersive user interactions.

Automate Enterprise Audio Workflows with Google Gemini 2.5 Pro TTS

Google Gemini 2.5 Pro TTS can streamline enterprise audio production by converting documents, reports, and internal materials into natural speech. Businesses can improve accessibility, training, and information delivery with automated voice generation.

Create Multilingual Voice Applications with Gemini 2.5 Pro TTS API

Gemini 2.5 Pro TTS API supports developers building global voice applications with multilingual audio generation. Create localized content, international learning platforms, and AI communication tools with consistent voice quality across languages.

よくある質問

What is Gemini 2.5 Pro Preview TTS API?⌄

Gemini 2.5 Pro Preview TTS API is Google’s advanced text-to-speech API designed for high-quality AI voice generation. It converts text into natural speech with expressive styles, emotional control, and realistic voice performance for developers and SaaS applications.

How to use Gemini 2.5 Pro TTS API?⌄

Developers can use Gemini 2.5 Pro TTS API through ModelFold by creating an account, getting an API key, testing voice generation in the playground, and integrating the API into their applications with simple API requests.

Is Gemini 2.5 Pro TTS API free?⌄

ModelFold provides Gemini 2.5 Pro TTS free credits for new users to test AI voice generation capabilities. After testing, developers can choose a suitable pricing plan based on their audio generation requirements and usage volume.

What is the difference between Gemini 2.5 Pro TTS and Gemini 2.5 Flash TTS API?⌄

Gemini 2.5 Pro TTS focuses on premium voice quality, emotional expression, and long-form audio generation, while Gemini 2.5 Flash TTS is optimized for faster responses and real-time voice applications.

Does Gemini 2.5 Pro TTS API support multiple speakers?⌄

Yes. Gemini 2.5 Pro TTS API supports multi-speaker dialogue generation, allowing developers to create conversations with different voices for AI podcasts, virtual characters, interactive stories, and voice applications.

Can Gemini 2.5 Pro Text-to-Speech API generate long audio content?⌄

Yes. Gemini 2.5 Pro Text-to-Speech API is designed for long-form audio generation, making it suitable for audiobooks, educational courses, documentation narration, and other extended voice workflows.

How do I get a Gemini 2.5 Pro TTS API key?⌄

You can get a Gemini 2.5 Pro TTS API key through ModelFold. Create an account, access the API dashboard, generate your key, and start integrating Gemini TTS capabilities into your application.

Can I test Gemini 2.5 Pro TTS online before integration?⌄

Yes. ModelFold provides an online playground where developers can test Gemini 2.5 Pro TTS online, experiment with voice prompts, adjust styles, and evaluate generated audio before building their products.

料金表
Gemini 2 5 Pro Tts11 クレジット / 1,000 文字 · 最低 10

開始時に見積額を確保し、完了後にプロバイダーの実使用量で精算(返金または追加課金)します。最低料金を下回ることはありません。

クイックスタート
curl https://ai.modelfold.online/v1/audio/generations \
  -H "Authorization: Bearer $MODELFOLD_API_KEY" \
  -H "Content-Type: application/json" \
  -d '{"model":"google/gemini-2-5-pro-tts","prompt":"Speaker 1: Hello!\nSpeaker 2: Hi there.","voice":"Zephyr"}'