Text-to-Speech Providers

These are the voices you can use on AudioStack

AudioStack offers one of the largest and most diverse collections of synthetic voice providers on the market today. This gives you the perfect starting point to build great audio.


Through AudioStack, you can use the world's best TTS voices within a single infrastructure.

AudioStack will take care of API maintenance and keeping voices up to date for you.


List all available voices

Try this code to list all available voice within AudioStack: https://audiostack.readme.io/reference/listvoices

Below is a list of the voice providers you can currently render your text with. You can listen to an audio sample of each voice if you filter by provider here: https://library.audiostack.ai/

Eleven Labs

Eleven brings the most compelling, rich and lifelike American English voices to creators and publishers seeking the ultimate tools for storytelling.


OpenAI is a leading provider in AI tools, and most recently TTS voices with competitive naturalness and remarkable overall performance.


Play.HT offers natural sounding, humanlike voice performances across any language and accent.

Azure aflorithmic audiostack

Microsoft Azure

Azure offers a huge selection of voices in a multitude of languages. A number of them also support speaking styles such as cheerful, narration or sad.

Open Source

Did you know that a certain famous Astronomer's voice model is openly available for anyone to use?

Resemble.ai aflorithmic audiostack


Resemble is a Canadian boutique voice provider that builds voices for English.

wellsaid aflorithmic audiostack

WellSaid Labs

WellSaid offers a great selection of English voices with international accents across several speaking styles.


Respeecher is an Ukrainan TTS company that offers a selection of English voices with niche accents and STS capabilities.


Narakeet is a text to speech video maker that supports 100 languages and 700 voices.

amazon polly aflorithmic audiostack

Amazon Polly

Polly is Amazon's TTS brand and comes with a large number of voices in many languages

cereproc aflorithmic audiostack


CereProc is a Scottish boutique voice provider, based in Edinburgh, the home of advanced speech synthesis research. It offers a wide range of voices across several languages

deepzen aflorithmic audiostack


Boutique voice provider DeepZen turns your text into audio content that's rich with the emotion, intonation and rhythm of the natural voice. It offers voices in English and French.

Google Wavenet aflorithmic audiostack

Google Wavenet

Google offers a huge range of text-to-speech voices across multiple languages. Within AudioStack you will find a selection of the best-sounding Wavenet voices.

IBM watson aflorithmic audiostack

IBM Watson

IBM Watson Text to Speech is an API cloud service that enables you to convert written text into natural-sounding audio in a variety of languages and voices.

messner aflorithmic audiostack


Messner is AudioStack's internal voice cloning team. We offer custom voices, some of which are public and available on AudioStack for English.


Did you know?

You can use our Voice Intelligence Layer with a number of voices to improve the pronunciation of specific words and unify abbreviation recognition and date or time formats.

Discover Voice Intelligence