Retell AI vs Subex
A side-by-side comparison of two AI-for-telecom platforms on pricing, fit, and capability.
| 9/10 | Rating | 8.6/10 |
| voice | Tier | carrier |
| AI Voice Agents | Category | Fraud / Revenue Assurance |
| ~$0.07/min | Starting price | Custom |
| Per-minute | Pricing model | Enterprise quote |
| Cloud SaaS | Deployment | Cloud / on-prem |
| Yes | Self-serve | No |
| Agencies that want to build and white-label production AI phone agents | Best for | Carriers that need AI-driven fraud, revenue assurance and customer-experience management |
Our verdict
On balance, Retell AI edges ahead at 9/10 — but if your budget, tier, or existing stack favors the other, it can be the better fit. Read both full reviews.