Home / Compare / Smith.ai vs CETRAI
Smith.ai (AI Receptionist) vs CETRAI
Choose Smith.ai (AI Receptionist) if you are in the group its listing names: Small firms wanting per-call pricing and human fallback. Choose CETRAI if you are in the group its listing names: Small businesses that want one agent on the phone line and the website. As of 2026-10-18, Smith.ai (AI Receptionist) published pricing: Per-call pricing: Free $0 (25 calls/mo, $3.00/call after), Pro $150/mo (~$2.00/call), Enterprise from $500/mo (~$1.67/call). Per-minute field: not public (priced per call, not per minute). Free tier: Free plan: 25 calls/month. As of 2026-10-18, CETRAI published pricing: Starter $35/mo billed monthly or $30/mo billed annually (150 minutes and 150 conversations); Growth $290/mo monthly or $250/mo annual (1,500 and 1,500); Pro $700/mo monthly or $600/mo annual (3,500 and 3,500). Extra minutes $0.12. The plan pauses when either the minute cap or the conversation cap is reached. Enterprise is custom. No setup fee on standard plans. Per-minute field: $0.12/min overage. Free tier: not public. We have not placed test calls, so this is not a quality ranking.
Pricing checked (Smith.ai (AI Receptionist)) and (CETRAI). Sources stay on the vendor pages.
What each listing says
Smith.ai (AI Receptionist) is listed as AI receptionist (SMB), builder type no-code. The listing best-for line is: Small firms wanting per-call pricing and human fallback. Features stated: AI receptionist with optional human backup; test and simulated calls; call analytics; SMS. As of 2026-10-18, Smith.ai (AI Receptionist) published pricing: Per-call pricing: Free $0 (25 calls/mo, $3.00/call after), Pro $150/mo (~$2.00/call), Enterprise from $500/mo (~$1.67/call). Per-minute field: not public (priced per call, not per minute). Free tier: Free plan: 25 calls/month. Source: https://smith.ai/pricing/ai-receptionist.
CETRAI is listed as AI receptionist (SMB), builder type no-code. The listing best-for line is: Small businesses that want one agent on the phone line and the website. Features stated: Phone and website voice receptionist; answers from an approved knowledge base; books meetings; HubSpot, Salesforce, Zoho, and Pipedrive CRM sync; Zapier, Make, n8n, and Workato on Pro; 75+ languages. As of 2026-10-18, CETRAI published pricing: Starter $35/mo billed monthly or $30/mo billed annually (150 minutes and 150 conversations); Growth $290/mo monthly or $250/mo annual (1,500 and 1,500); Pro $700/mo monthly or $600/mo annual (3,500 and 3,500). Extra minutes $0.12. The plan pauses when either the minute cap or the conversation cap is reached. Enterprise is custom. No setup fee on standard plans. Per-minute field: $0.12/min overage. Free tier: not public. Source: https://cetrai.com/pricing.
Pricing
Smith.ai (AI Receptionist)
Pricing model derived from the published text: per call.
| Plan | Price | Included | Overage |
|---|---|---|---|
| Free | $0/mo | 25 calls/mo | $3.00/call after |
| Pro | $150/mo (~$2.00/call) | 75+ calls/mo (volume options) | $2.50/call extra |
| Enterprise | from $500/mo (~$1.67/call) | 300+ calls/mo | $2.17/call extra |
CETRAI
Pricing model derived from the published text: per minute.
| Plan | Price | Included | Overage |
|---|---|---|---|
| Starter | $35/mo monthly or $30/mo annual | 150 minutes and 150 conversations | $0.12/min |
| Growth | $290/mo monthly or $250/mo annual | 1,500 minutes and 1,500 conversations | $0.12/min |
| Pro | $700/mo monthly or $600/mo annual | 3,500 minutes and 3,500 conversations | $0.12/min |
| Enterprise | Custom | Custom minutes and conversations | — |
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Side by side
| Attribute | Smith.ai (AI Receptionist) [1] |  CETRAI [2] |
|---|---|---|
| Category | AI receptionist (SMB) | AI receptionist (SMB) |
| Builder | no-code | no-code |
| Pricing model | per call | per minute |
| Starting price | $0 to start | $35/mo |
| Per minute | not public (priced per call, not per minute) | $0.12/min overage |
| Free tier | Free plan: 25 calls/month | not public |
| Phone numbers | unknown | yes |
| Compliance stated | not stated | HIPAA-ready (Pro and Enterprise), SOC 2 controls (Pro); Type II examination in progress (Enterprise) |
| Pricing detail | Per-call pricing: Free $0 (25 calls/mo, $3.00/call after), Pro $150/mo (~$2.00/call), Enterprise from $500/mo (~$1.67/call). | Starter $35/mo billed monthly or $30/mo billed annually (150 minutes and 150 conversations); Growth $290/mo monthly or $250/mo annual (1,500 and 1,500); Pro $700/mo monthly or $600/mo annual (3,500 and 3,500). Extra minutes $0.12. The plan pauses when either the minute cap or the conversation cap is reached. Enterprise is custom. No setup fee on standard plans. |
| Best for | Small firms wanting per-call pricing and human fallback | Small businesses that want one agent on the phone line and the website |
| Verified from each vendor's pricing page. Unverified amounts are omitted. | ||
Cost at a stated volume
| Monthly minutes | Smith.ai (AI Receptionist) | CETRAI |
|---|---|---|
| 500 | not computable from public pricing | $77.00 (Starter monthly) |
| 2,000 | not computable from public pricing | $257 (Starter monthly) |
Cheapest published plan at each volume. Where the platform does not include models or telephony, we add our default stack of $0.040/min (see the calculator). Per-call and per-customer plans are not in this estimate. This is not a quote.
Where the listings differ
- Pricing model: Smith.ai (AI Receptionist) — per call. CETRAI — per minute.
- Starting price: Smith.ai (AI Receptionist) — $0 to start. CETRAI — $35/mo.
- Per minute: Smith.ai (AI Receptionist) — not public (priced per call, not per minute). CETRAI — $0.12/min overage.
- Free tier: Smith.ai (AI Receptionist) — Free plan: 25 calls/month. CETRAI — not public.
- Phone numbers: Smith.ai (AI Receptionist) — unknown. CETRAI — yes.
- Compliance stated: Smith.ai (AI Receptionist) — not stated. CETRAI — HIPAA-ready (Pro and Enterprise), SOC 2 controls (Pro); Type II examination in progress (Enterprise).
- Best for: Smith.ai (AI Receptionist) — Small firms wanting per-call pricing and human fallback. CETRAI — Small businesses that want one agent on the phone line and the website.
Categories: AI receptionist (SMB).
Our test notes
Not tested. We have not placed test calls with Smith.ai (AI Receptionist) or CETRAI, so this page makes no claim about latency, interruption, transfer, or call quality. The method we would use is on the methodology page. Until those calls exist, the comparison is published pricing and stated features only.
More comparisons
Smith.ai (AI Receptionist) alternatives
FAQ
Which is cheaper, Smith.ai (AI Receptionist) or CETRAI?
At 2,000 minutes a month, using each vendor's cheapest published plan and our default model stack only where the plan does not include models and telephony: Smith.ai (AI Receptionist): not computable from a public minute plan. CETRAI: $257 on Starter monthly. Checked 2026-10-18. This is an estimate from published list prices, not a quote. Compare per-call and per-customer plans on their pricing rows. A per-minute estimate does not apply to those.
Do Smith.ai (AI Receptionist) and CETRAI have a free tier?
Smith.ai (AI Receptionist): Free plan: 25 calls/month. CETRAI: not public. Checked 2026-10-18 and 2026-10-18.
Have you tested Smith.ai (AI Receptionist) against CETRAI?
No. We have not placed test calls. This page does not claim a latency, quality, or accuracy winner. See the methodology.