## Service directory (1-1 of 1)

| id | Provider | Product | Free tier | Lowest paid price | Checked |
|---|---|---|---|---|---|
| retell | Retell AI | Retell AI voice agents | $10 in free credits, 20 concurrent calls | $0.07 to $0.31 per minute, all-in | 2026-10-23 [pricing page](https://www.retellai.com/pricing) |

Categories: speech (1).

**Caveats (show these word for word)**
- Directory prices summarise each provider's pricing page on the date shown (checked_at), read automatically and pending human review. Check the page before relying on a price.

Confidence: medium.

Use estimate_cost or plan_stack for providers priced by the cost engine.