Cartesia vs Corti
A side-by-side comparison of capabilities, autonomy, integrations, and pricing to help you choose.
Short answer: choose Cartesia if you want low-latency voice ai models and a platform for real-time voice agents (Assistant, freemium); choose Corti if you want healthcare ai platform and apis for ambient documentation, coding, and live guidance (Copilot, usage).
| Cartesia | Corti | |
|---|---|---|
| What it is | Low-latency voice AI models and a platform for real-time voice agents | Healthcare AI platform and APIs for ambient documentation, coding, and live guidance |
| Type | platform | platform |
| Autonomy | Assistant | Copilot |
| Pricing | freemium · Free (20K credits/mo); Pro $5/mo | usage |
| Best for | developers, enterprise | developers, enterprise, mid-market |
| Deployment | saas, api, self-hosted, on-prem | api, saas |
| Modalities | text, voice, api, code | voice, text, api |
| Models | proprietary | proprietary, model-agnostic |
| Protocols | rest-api, function-calling | rest-api |
| Integrations | LiveKit, Twilio, Pipecat, Vapi | Electronic Health Records, Telehealth platforms |
| Capabilities | 4 documented | 4 documented |
Cartesia
- +Genuinely differentiated state-space-model tech with best-in-class latency and on-device efficiency
- +Full stack (TTS, STT, cloning, and the Line agent platform) plus deep ecosystem integrations and self-hosted/VPC options
- +Strong technical credibility and capital, including NVIDIA backing
- -Younger and less battle-tested than ElevenLabs and Deepgram; the Line agent platform is barely a year old
- -Closed, proprietary models (no open weights for production Sonic/Ink), creating lock-in
Corti
- +API-first: drops ambient documentation, coding, and guidance into existing EHRs
- +Real-time guidance during encounters, not just after-the-fact notes
- +Pay-as-you-go developer pricing plus enterprise plans
- -Decision support and documentation, not an autonomous clinician; clinician review required
- -Developer-oriented; less of a finished end-user product than some scribes
Which should you choose?
Cartesia is low-latency voice ai models and a platform for real-time voice agents, best for developers, enterprise. Corti is healthcare ai platform and apis for ambient documentation, coding, and live guidance, best for developers, enterprise, mid-market. The right choice depends on the autonomy level you want, your existing integrations, and your budget, all compared above.