ANALYSIS VERDICT
Vapi leads on autonomy (73 vs 72), while Retell AI starts at $0/mo. Select Vapi for sub-500ms voice response latency; consider Retell AI if you prioritize state-of-the-art conversational turn-taking.
| Metric / Feature | Vapi Visit vapi.ai ↗ | Retell AI Visit retellai.com ↗ |
|---|---|---|
| Autonomy Score (AES) | 73/100 Core 83 · -10 setup | 72/100 |
| Value-to-Cost Ratio | 7.01 | 5.40 |
| Starting Price | $0/mo | $0/mo |
| Pricing Model | freemium | freemium |
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