PolyAI vs Retell AI: Which Is Better for Your Team in 2026?

PolyAI 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 PolyAI if…

  • Global enterprises with contact centers handling 500K+ calls/year in multiple languages
  • Hospitality, healthcare, and financial services teams needing omnichannel AI with compliance coverage
  • Organizations where per-interaction ROI justification is more important than low entry cost
Full PolyAI review →

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
Full Retell AI review →

PolyAI vs Retell AI: feature comparison

Feature PolyAI Retell AI
At a glance
Category AI voice agent platform AI voice agent platform
Best fit Enterprise Smb, Mid market, Enterprise
Deployment Cloud Cloud
Channels Voice, Web chat, SMS Voice, Web chat, SMS, Email
Pricing & ratings
Starting price Contact sales From $0.07/min
Free trial No No
User rating 5/5 (4 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 Yes Yes
Compliance
SOC 2 Type II Yes Yes
HIPAA Yes Yes
PCI DSS Yes No
GDPR Yes Yes

PolyAI vs Retell AI: frequently asked questions

What is the difference between PolyAI and Retell AI?
Cambridge-founded enterprise voice AI platform. Handles millions of calls for Marriott, PG&E, and UniCredit. Enterprise-only — no self-serve, contracts start at $150K+. 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.