Discover Advanced Capabilities
Experience ai speech synthesis with multilingual support and fine-grained control over pitch, speed, and emotion.
Multilingual Voices
Access a global audience with ai speech synthesis supporting multiple languages, ensuring your content is universally understood.
No Hallucination
Enjoy crystal-clear audio with ai speech synthesis that eliminates errors, maintaining authenticity and clarity.
Ultra-Fast Response
Generate high-quality voices in real-time with ai speech synthesis, ensuring seamless and engaging interactions.
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.
Lifelike Voice Quality
Achieve natural sound with ai speech synthesis, providing users with an authentic and immersive audio experience.
Global Accessibility
Make your content accessible worldwide with ai speech synthesis, supporting diverse languages and accents.
Customizable Audio
Tailor your audio output with ai speech synthesis, offering precise control over voice characteristics for personalized experiences.
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 Speech Synthesis AI
Step One
Visit Cartesia's website and explore their AI speech synthesis tools. Sign up for an account to get started.
Step Two
Select your desired voice and language settings. Use the AI tools to input text and generate audio in real-time.
Step Three
Download or stream the generated audio for your project. Enjoy seamless integration with Cartesia's AI solutions.