Cartesia

Freemium🎵 audio gen

Real-time voice AI platform with text-to-speech (Sonic), speech-to-text (Ink), and voice agents (Line) for live, synchronous interactions.

www.cartesia.ai →

🎵Categoryaudio gen

🔓PricingFreemium

About

Cartesia provides ultra-low-latency voice AI models built on State Space Models (SSMs), including Sonic for text-to-speech, Ink for speech-to-text, and Line for building enterprise voice agents. Its models support real-time, synchronous conversations and can be deployed across cloud, on-premise, and on-device environments with regional processing and compliance controls. It is aimed at enterprises in finance, healthcare, government, and other sectors building customer-facing voice experiences via APIs and SDKs.