Deepgram vs Gladia: Which Is Better for Your Team in 2026?
Deepgram and Gladia 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 Gladia if…
- European companies that need EU data residency, GDPR compliance, and a strong audit trail for regulated industries
- Voice agent builders and meeting assistant platforms that need real-time multilingual STT with bundled speaker diarization and audio intelligence in one call
- Contact center analytics and QA teams processing conversational speech who need high accuracy on accented and multi-speaker audio
- Teams building in French, German, Spanish, or other non-English languages where Deepgram/AssemblyAI accuracy drops
Deepgram vs Gladia: feature comparison
| Feature | Deepgram | Gladia |
|---|---|---|
| At a glance | ||
| Category | AI voice agent platform | Conversation intelligence |
| Best fit | Smb, Mid market, Enterprise | Smb, Mid market, Enterprise |
| Deployment | Cloud, Self hosted, Private cloud | Cloud |
| Channels | Voice | Voice |
| Pricing & ratings | ||
| Starting price | From $0.0077/min | Contact sales |
| Free trial | No | No |
| User rating | 4.6/5 (325 G2 reviews) | — |
| AI capabilities | ||
| Autonomous voice agent | Yes | No |
| Real-time agent assist | No | No |
| Conversation intelligence | Yes | Yes |
| Automated QA | No | No |
| Intelligent routing | No | No |
| Compliance | ||
| SOC 2 Type II | Yes | Yes |
| HIPAA | Yes | Yes |
| PCI DSS | Yes | No |
| GDPR | Yes | Yes |
Deepgram vs Gladia: frequently asked questions
- What is the difference between Deepgram and Gladia?
- 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, Paris-built STT API with Solaria-1, native real-time (<300ms) and async transcription, 100+ languages, and bundled audio intelligence. Strong GDPR/EU-first story; SOC 2 Type II and HIPAA achieved.