Explore Our Advanced TTS Capabilities
Our text to speech creator studio and API offers lifelike, multilingual voices with fine-grained control over pitch, speed, and emotion.
Multilingual Support
Our TTS creator studio and API supports multiple languages, making your content accessible to a global audience with authentic accents.
Fine-Grained Control
Adjust pitch, speed, and emotion with our TTS creator studio and API for a personalized and engaging audio experience.
Fast Response Time
Experience a blazing fast 90ms time-to-first-audio with our TTS creator studio and API, ensuring seamless real-time interactions.
Make your content accessible to a global audience.
Sonic supports seamless speech in 13 languages, with more added every release.
13 Languages
From Japanese to German—any language you need, we’ve got it.
Localization
Localize a given voice to any accent or language.
Global Reach
Expand your audience with our multilingual TTS creator studio and API, offering authentic voices in multiple languages.
Customizable Audio
Tailor your audio output with precise control over voice characteristics using our TTS creator studio and API.
Real-Time Interaction
Engage users with instant, lifelike audio responses using our low-latency TTS creator studio and API.
What our customers say
Join the growing list of companies opting for Sonic.
"This partnership represents a transformative moment in enterprise AI adoption," said Melissa Gordon, CEO of Rasa. "By combining Rasa’s strengths in enterprise conversational AI with Cartesia's innovative voice technology, we're fundamentally changing how enterprises can deploy and scale AI assistants across their organizations."
"We're thrilled to partner with Cartesia - their technology has dramatically improved the accuracy and reliability of our call center agents. Beyond just providing best-in-class voice AI, the Cartesia team has been a true partner in helping us transform 24/7 patient support for over 215,000 patients. Their support has been instrumental in making exceptional care accessible anytime, anywhere."
Jeffrey Liu, Founder and co-CEO, Assort Health
"Together AI's mission has always been to provide developers with the most powerful and efficient tools for building AI applications," says Vipul Ved Prakash, Together AI's CEO. "Cartesia is leading the charge of building efficient, multimodal models from first principles, starting with their Sonic TTS model. By integrating Sonic into our platform, we're enabling developers to create sophisticated multi-modal applications that leverage the most advanced and lowest latency voice model available today, all while maintaining the simplicity and reliability our users expect."
How to Use Our Text to Speech creator studio and API
Step One
Visit Cartesia's website and sign up for access to our TTS creator studio and API. Explore the documentation for integration details.
Step Two
Select the desired language and voice settings. Use the creator studio and API to input text and generate audio in real-time.
Step Three
Implement the generated audio into your application, or export the audio to MP3, M4a or other prefered audio formats.