Simba. Our Text to Speech API

Create unique user facing voice experiences with the most advanced AI Text to Speech model on the market

150+ YEARSSpeech Generated Every Month
50+Languages
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Try our samples and discover how our API adapts a single voice to fit every emotional range

Gwyneth Paltrow

Actress

Emotional controls available with thousands of pre-set voices and any voice you clone

We create the most engaging AI voices through rigorous testing with our user base of 30M+ listeners

Speechify has the most used text to speech apps in the world. Our user base provides feedback everyday, driving continuous improvement in our AI voices and models.

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Conversational AI

We've designed voices purpose-built for conversational AI, such as customer support and sales calls, AI avatars, and any AI agent you build.

Voiceovers for Videos

Our video, voiceover, and dubbing-focused voices are tailored to meet the needs of Hollywood, Youtubers & TikTokers, and any advertiser.

AI Narration

Our narrative voices for publishers, authors, and education understand context and make sure listeners finish your content.

ADAPTABLE FEATURES

50+ languages

    EnglishEnglishSpanishSpanishFrenchFrenchGermanGermanPortuguesePortugueseAfrikaansAfrikaansArabicArabicBanglaBanglaBulgarianBulgarianCatalanCatalanChineseChineseEnglishEnglishSpanishSpanishFrenchFrenchGermanGermanPortuguesePortugueseAfrikaansAfrikaansArabicArabicBanglaBanglaBulgarianBulgarianCatalanCatalanChineseChinese
    CantoneseCantoneseCroatianCroatianCzechCzechDanishDanishDutchDutchEstonianEstonianFilipinoFilipinoFinnishFinnishGeorgianGeorgianGreekGreekHebrewHebrewCantoneseCantoneseCroatianCroatianCzechCzechDanishDanishDutchDutchEstonianEstonianFilipinoFilipinoFinnishFinnishGeorgianGeorgianGreekGreekHebrewHebrew
    HindiHindiHungarianHungarianIcelandicIcelandicIndonesianIndonesianItalianItalianJapaneseJapaneseKazakhKazakhKoreanKoreanLithuanianLithuanianLatvianLatvianMalayMalayHindiHindiHungarianHungarianIcelandicIcelandicIndonesianIndonesianItalianItalianJapaneseJapaneseKazakhKazakhKoreanKoreanLithuanianLithuanianLatvianLatvianMalayMalay
    NepaliNepaliNorwegianNorwegianPersianPersianPolishPolishRomanianRomanianRussianRussianSlovakSlovakSlovenianSlovenianSinhalaSinhalaSwedishSwedishSwahiliSwahiliNepaliNepaliNorwegianNorwegianPersianPersianPolishPolishRomanianRomanianRussianRussianSlovakSlovakSlovenianSlovenianSinhalaSinhalaSwedishSwedishSwahiliSwahili
    TamilTamilTeluguTeluguThaiThaiTurkishTurkishUrduUrduUkrainianUkrainianVietnameseVietnameseIrishIrishTamilTamilTeluguTeluguThaiThaiTurkishTurkishUrduUrduUkrainianUkrainianVietnameseVietnameseIrishIrish

Clone Your Voice

Zero Shot

Upload a few seconds of audio and instantly generate an AI voice clone of any voice

Fine Tuned Voice

Share multiple voice samples and partner with Speechify to create a studio-quality voice clone that retains any unique speaking style

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$10B+ CEO Ari Emanuel uses Speechify AI Voice Clone for all Earnings Calls

Since Feb. 2023, Endeavor (NYSE: EDR) has partnered with Speechify to generate the opening remarks for CEO Ari Emanuel's quarterly earnings calls using his AI voice clone. With his fine-tuned Speechify AI voice clone, Emanuel and his team save precious time.

Ari Emanuel news

The AI Voice Model Solution for Enterprise

We're not a point solution vendor. We're your voice partner. We'll deeply understand your use case and work with you to solve your enterprise's voice needs.

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On-prem 
Solution

We are happy to share our voice models for you to deploy on prem to maximize full control and security – we'll also help get you set up

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Pronunciation Libraries

We'll create a custom pronunciation library so any AI agents or content you create will always stay consistent for your use case

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Extreme 
Scalability

We handle millions of concurrent requests with enterprise-grade reliability, ensuring up-time during peak demand

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Custom Voice Models

Have any special needs or requests? Just let us know and we'll work with our AI researchers to develop customer solutions

Everything else

Need an rare language? 
Weekly coaching on how to choose the right voices? 
Just ask.

Talk to Enterprise Sales

Subscription Plans

Starter

FREE

The free plan offers basic API access with limited features, perfect for small projects or testing before upgrading.

  • Text-to-Speech 10,000 chars / month
  • Voice Cloning Not Available

Basic

$3

/month

The Basic plan offers enhanced API access with higher usage limits and additional features, perfect for growing projects

  • Text-to-Speech 50,000 chars / month
  • Voice Cloning Unlimited Voices
  • Overage cost $0.40 / 1,000 chars

Enterprise

Custom

The Enterprise plan offers tailored API solutions with flexible pricing and features for businesses with unique needs

  • Text-to-Speech Unlimited
  • Voice Cloning Unlimited

The Speechify Text to Speech API (TTS API) is a high-quality tool that uses advanced speech synthesis, machine learning, and artificial intelligence to convert text into natural-sounding speech across a wide range of languages and offers hundreds of voice options, including the ability to create a custom voice. It can complement transcription workflows, turning transcribed text into lifelike audio for applications such as accessibility tools, e-learning platforms, and multimedia content creation. It supports real-time applications, enabling developers to create lifelike voice overs, enhance user experience, and automate workflows.

Get API Access

Yes, Speechify Text to Speech API provides on-premise deployment options for organizations with specific security or compliance needs. This ensures that the entire text to speech process remains within your internal infrastructure and provides optimal reliability and latency. Contact our team to discuss your requirements and explore tailored solutions.

Get API Access

Speechify Text to Speech API is a multilingual voice API offering natural-sounding voices across a wide variety of languages and is capable of handling both texts written in a single language as well as mixed language outputs to optimize your global user experience. The following languages are supported:

English, French, German, Spanish, Brazilian Portuguese, Portuguese, Arabic, Danish, Dutch, Estonian, Finnish, Greek, Hebrew, Hindi, Italian, Japanese, Norwegian, Polish, Russian, Swedish, Turkish, Ukrainian, Vietnamese, Belarusian, Bengali, Bulgarian, Cantonese, Catalan, Croatian, Czech, Filipino, Georgian, Gujarati, Hungarian, Indonesian, Japanese, Korean, Malay, Mandarin, Marathi, Nepali, Persian, Romanian, Serbian, Slovak, Tamil, Telugu, Thai, and Urdu.

We're actively working on adding even more new language options.

Get API Access

Yes, Speechify Text to Speech API supports Speech Synthesis Markup Language (SSML). This functionality allows developers to control pitch, speed, pauses, emotion, and other aspects of synthesized speech, enhancing customization for applications like audiobooks, e-learning platforms, and conversational AI.

Get API Access

The Speechify TTS API is a powerful tool widely utilized across various industries. In e-learning, it enhances educational content with lifelike narration, making lessons more engaging and accessible. For podcasts, it helps automate voice overs, ensuring seamless production. It’s equally effective for audiobooks, where it converts text into human-like voices for an immersive listening experience. In chatbots and conversational AI, it delivers high-quality, realistic voices that improve user interactions. Additionally, it supports accessibility by enhancing inclusivity for visually impaired users and is a game-changer for creating customizable apps with unique voices.

Get API Access

Integration is straightforward and requires basic RESTful API knowledge. Simply send HTTP requests with your text input formatted in JSON, configure parameters like voice and language, and retrieve the speech audio response. Detailed integration guides for popular programming languages like Python, Java, and JavaScript and code samples are available in our documentation to help you get started quickly. Access our docs for step-by-step instructions and developer-friendly SDKs and endpoints.

Get API Access

Authentication is handled via API keys. You can obtain your key from your Speechify account dashboard. To authenticate, include this key in the Authorization header of your HTTP requests.

Get API Access

The Speechify Text to Speech API supports widely used audio file formats such as MP3 and WAV, ensuring compatibility with various applications and devices, including Windows, Android, and Chrome. You can specify your preferred format in the request parameters to ensure compatibility with your application.

Get API Access

Yes, the Speechify Text to Speech API offers a range of voices across different languages and dialects. You can select specific voice attributes such as gender, accent, and tone to match your application's requirements. Additionally, the TTS API supports AI voice cloning through its speech recognition tools, enabling you to create a custom voice for personalized applications.

Get API Access

Limits depend on the pricing plan you select. Speechify Text to Speech API offers several tiers, including a free plan for basic needs and scalable options for larger text input and workloads. Visit our pricing page for detailed information.

Get API Access

Pricing is structured into various plans based on usage volume and features. Detailed information about each plan is available on our pricing page, allowing you to select the option that best fits your needs. Speechify provides an extremely generous free tier.

Get API Access

Data security is a top priority. Speechify encrypts all transmissions and complies with industry standards to ensure the privacy and safety of your text input and synthesized speech.

Get API Access

Compared to providers like ElevenLabs, PlayHT, IBM, Microsoft Azure, Amazon Polly, and Google Cloud Text-to-Speech, Speechify stands out as the best text to speech API with its focus on real-time speech synthesis, lifelike voice generation, and superior SSML functionality. Our unique voice models deliver a seamless user experience as well as the best combination of human-like quality, controllability, enterprise-grade focus, and scalability on the market.

Get API Access

Visit our official documentation for in-depth guides, tutorials, API references, and troubleshooting tips. For additional assistance, our support team is available to assist with any questions.

Get API Access

Yes, the SSML support through Speechify Text to Speech API allows you to fine-tune the speed, pitch, and tone of your synthesized speech to suit specific workflows or use cases. Detailed parameter configurations are outlined in our documentation.

Get API Access

Yes, it is legal to use AI voices generated by Speechify Text to Speech Voice API for approved applications, provided you comply with our terms of service and applicable laws.

Get API Access

Yes, you retain ownership of the audio files generated through Speechify TTS API, ensuring full control over their usage.

Get API Access

Speechify TTS API uses advanced machine learning and artificial intelligence to create human-like voices. These natural-sounding voices are ideal for audiobooks, voice overs, and other applications demanding high-quality audio.

Get API Access

Get Started with Simba

Launch your Simba experience with our documentation, quickstart guide, and SDKs for easy integration and support.

Used by Leading Innovators
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