Assembling...
Ultra-fast neural speech synthesis for real-time applications
Cartesia builds state-of-the-art speech synthesis optimized for speed and quality. Sonic-3 delivers studio-quality voices with sub-100ms latency, making it the fastest TTS solution for conversational AI. Their multilingual engine supports 15+ languages with natural prosody and emotion control.
Major API update with improved rate limits and new endpoints.
Reduced average response latency by 20% across all models.
Fixed timeout handling in Python and Node.js SDKs.
200 reviews
REST API
Python SDK
LangChain
Webhook Events
Become an integration partner and unlock co-marketing opportunities, early API access, and dedicated support.
Become a Partner