Retell AI
Platform for building AI phone agents that answer and make calls.
- Supervision needed
- Medium Calls run without you, but listen to recordings early on and tune the prompt for your real callers.
- Where it tends to fail
- Interruptions, accents and noisy lines, and transfers to humans that drop.
- Pricing
- Pay as you go from $0.07 to $0.31 per minute depending on voice and model. Pricing page (Checked Oct 2026)
- Website
- https://www.retellai.com
The supervision level and failure notes are our editorial judgment from how these tools are built and used, not test results or ratings. Your setup may differ.
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