Cartesia vs ElevenLabs: Which Is Better for Your Team in 2026?
Cartesia and ElevenLabs are both used for ai voice agents. Below we compare them on pricing, AI capabilities, compliance, and the use cases each one fits best — all from verified vendor data.
Choose Cartesia if…
- Voice agent platform builders (Vapi, Retell, LiveKit) embedding best-in-class TTS/STT as a component
- Enterprise teams in healthcare and finance who need HIPAA + PCI compliance with sub-100ms latency
- Teams building multilingual agents across 42 languages including Indian-language markets
- Developers who want to own the full stack via Line and avoid LLM and telephony lock-in
Choose ElevenLabs if…
- Teams that need the highest voice quality and naturalness available
- Products requiring voice cloning or custom branded voices at scale
- Builders already using Twilio/Telnyx who need a drop-in voice layer
- Global deployments spanning 70+ languages with real-time language detection
- Healthcare organizations building HIPAA-compliant voice agents (Enterprise tier)
Cartesia vs ElevenLabs: feature comparison
| Feature | Cartesia | ElevenLabs |
|---|---|---|
| At a glance | ||
| Category | AI voice agent platform | AI voice agent platform |
| Best fit | Smb, Mid market, Enterprise | Smb, Mid market, Enterprise |
| Deployment | Cloud, Private cloud, On premise | Cloud |
| Channels | Voice, Web chat | Voice, Web chat |
| Pricing & ratings | ||
| Starting price | Contact sales | From $0/user/mo |
| Free trial | No | No |
| User rating | — | — |
| AI capabilities | ||
| Autonomous voice agent | Yes | Yes |
| Real-time agent assist | No | No |
| Conversation intelligence | No | No |
| Automated QA | No | No |
| Intelligent routing | No | No |
| Compliance | ||
| SOC 2 Type II | Yes | Yes |
| HIPAA | Yes | Yes |
| PCI DSS | Yes | Yes |
| GDPR | Yes | Yes |
Cartesia vs ElevenLabs: frequently asked questions
- What is the difference between Cartesia and ElevenLabs?
- Fastest TTS/STT infrastructure in the category — Sonic-3 at 90ms, Ink at 66ms TTCT. Line adds a full agent layer on top. Infrastructure-first but increasingly a finished platform. By contrast, Strongest voice quality and largest voice library in the category. Conversational AI 2.0 is a real platform — but buyers must wire up their own telephony.