Deepgram vs Retell AI: Which Is Better for Your Team in 2026?
Deepgram and Retell AI 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 Deepgram if…
- Developer teams building voice agents who want the fastest, most accurate STT/TTS in the stack
- Enterprise platforms needing white-label voice AI with SOC 2 / HIPAA compliance out of the box
- Organizations already in the AWS ecosystem (Connect, SageMaker, Lex) wanting native voice AI
- Contact centers requiring high-accuracy multilingual transcription for QA and analytics
Choose Retell AI if…
- Healthcare and financial-services inbound with strict compliance requirements
- Developer or CX teams wanting managed platform without Vapi's setup overhead
- Multilingual inbound agents across 8+ languages
Deepgram vs Retell AI: feature comparison
| Feature | Deepgram | Retell AI |
|---|---|---|
| At a glance | ||
| Category | AI voice agent platform | AI voice agent platform |
| Best fit | Smb, Mid market, Enterprise | Smb, Mid market, Enterprise |
| Deployment | Cloud, Self hosted, Private cloud | Cloud |
| Channels | Voice | Voice, Web chat, SMS, Email |
| Pricing & ratings | ||
| Starting price | From $0.0077/min | From $0.07/min |
| Free trial | No | No |
| User rating | 4.6/5 (325 G2 reviews) | 4.8/5 (47 G2 reviews) |
| AI capabilities | ||
| Autonomous voice agent | Yes | Yes |
| Real-time agent assist | No | No |
| Conversation intelligence | Yes | Yes |
| Automated QA | No | Yes |
| Intelligent routing | No | Yes |
| Compliance | ||
| SOC 2 Type II | Yes | Yes |
| HIPAA | Yes | Yes |
| PCI DSS | Yes | No |
| GDPR | Yes | Yes |
Deepgram vs Retell AI: frequently asked questions
- What is the difference between Deepgram and Retell AI?
- The infrastructure layer beneath much of the voice AI category. Nova-3 STT and Aura-2 TTS power Retell, Vapi, and more. Voice Agent API is production-ready but developer-only. By contrast, Best latency and voice quality for inbound at production scale. Expanded to chat, SMS, and email in January 2026. Still seed-funded at $40M+ ARR, which is unusual—and signals strong unit economics.
- Is Deepgram or Retell AI cheaper?
- Deepgram starts at $0.0077/min and Retell AI starts at $0.07/min. Compare the full pricing breakdown above, since seat minimums and add-ons affect total cost.