At 250 calls a month and 3 minutes per call: Dialzara costs $299 a month on Plus; Smith.ai has no verified complete price at 250 calls. Dialzara bills per minute; Smith.ai bills per call.
| Provider | 100 calls | 250 calls | 500 calls |
|---|---|---|---|
| Dialzara | $135.00Pro · Complete plan | $299.00Plus · Complete plan | $524.00Elite · Complete plan |
| Smith.ai | $212.50Pro, 75 calls · Complete plan | Varies | Varies |
| Plan | Monthly | Included | Extra usage |
|---|---|---|---|
| Business Lite | $29.00 | 60 minutes | $0.48 / minute |
| Pro | $99.00 | 220 minutes | $0.45 / minute |
| Plus | $199.00 | 500 minutes | $0.40 / minute |
| Elite | $349.00 | 1000 minutes | $0.35 / minute |
Included and billing rules: Minute allowances and extra-minute charges are shown separately. These are monthly voice plans.
Sources, checked 2026-10-18: dialzara.com/pricing
| Plan | Monthly | Included | Extra usage |
|---|---|---|---|
| Free | $0.00 | 25 calls | $3.00 / call |
| Pro, 75 calls | $150.00 | 75 calls | $2.50 / call |
| Pro, 150 calls | $270.00 | 150 calls | $2.30 / call |
| Enterprise | $500.00 | 300 calls | $2.17 / call |
| Pro, 300 calls | Check provider | 300 calls | $2.17 / call |
Included and billing rules: Pro’s 150-call monthly total is corroborated by an official article dated 2025-07-26 and checked on 2026-10-18, a weaker source than a current pricing-card total. The 300-call Pro monthly total remains unconfirmed. Enterprise is a separate plan. No full plan selection is calculated while the 300-call Pro monthly total is unconfirmed.
Sources, checked 2026-10-18: smith.ai/pricing/ai-receptionist · smith.ai/blog/ai-answering-service-costs-roi-explained