Unmatched Speed and Quality
Experience the free AI voice generator with 90ms response time and lifelike quality.
Multilingual Voices
Access a global audience with our AI voice generator supporting multiple languages.
Fine-Grained Control
Adjust pitch, speed, and emotion with precision using our voice AI generator.
Voice Cloning
Clone voices with just 15 seconds of audio for exact-fidelity reproduction.
Make your content accessible to a global audience.
Sonic supports seamless speech in 13 languages, with more added every release.
15 Languages
From Japanese to German—any language you need, we’ve got it.
Localization
Localize a given voice to any accent or language.
Global Accessibility
Make your content accessible worldwide with our multilingual free AI voice generator.
Real-Time Interaction
Engage users with real-time, lifelike voice interactions using our AI generator.
Customizable Voices
Tailor voices to your needs with our versatile voice AI generator.
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 AI Voice Generator
Step One
Visit Cartesia's website and explore the AI voice generator options available.
Step Two
Select the voice and language you need, and input your text for conversion.
Step Three
Download or stream the generated voice for your project.