AI receptionist pricing in 2026: what you actually pay

The two pricing models — and why one is a trap

Every AI-receptionist vendor falls into one of two camps:

• Per-call or per-minute pricing. Smith.ai, Ruby, AnswerConnect. Looks cheap at the entry tier; explodes once you actually use it.
• Flat monthly pricing. Pyrexa, Goodcall, Rosie. You pay the same every month regardless of call volume (up to the plan cap).

The trap with per-call pricing is volume sensitivity. Smith.ai's entry plan is $293/mo for 30 calls — that's already $9.77 per call before you've used the service. At 100 calls a month (modest for a real business), the real cost is $293 + $684 = $977. At 200 calls it's $1,661.

Pyrexa's Starter plan is $89/mo flat, 200 minutes included. Growth is $179/mo flat, 500 minutes. Pro is $349/mo flat, 1,200 minutes. The same call volume that costs $977 on Smith.ai costs $89 on Pyrexa.

This isn't a knock on Smith.ai — for a real-estate attorney taking 25 detailed intake calls a month and needing the empathy of a trained human, $293/mo is reasonable. It's a knock on the pricing model for businesses with above-25-calls volume.

Side-by-side: monthly cost for a 100-call/month business

Below is the apples-to-apples monthly cost for a small business taking 100 answered calls per month, averaging 2 minutes each — i.e. 200 minutes of voice. This is the median for a single-location service business in the Pyrexa dataset.

Pricing pulled from each vendor's public pricing page on May 16, 2026. Add-ons (CRM integrations, HIPAA mode, after-hours, bilingual) shift the totals further. Sources: smith.ai/pricing,ruby.com/pricing,goodcall.ai/pricing,heyrosie.com/pricing.

What "minutes" actually means

Every flat-rate plan caps minutes (not calls). The Pyrexa Starter cap is 200 minutes/month, which at the median 2-minute call is 100 answered calls. If your calls average 4 minutes (typical for plumbing diagnostics or legal intake), you land closer to 50 calls/month on the Starter tier and should look at the Growth plan ($179/mo, 500 min, ~125-250 calls).

Tip: pull 30 days of call recordings from your current line and measure your real average. Pyrexa's onboarding wizard auto-detects this and recommends a tier; most vendors leave you guessing.

Hidden fees to watch for

• Setup fees. Ruby charges a $95 setup fee on every plan. AnswerConnect charges $50. Pyrexa is $0 setup.
• Per-call surcharges. Smith.ai and Ruby both charge per-calland per-minute on overage. Pyrexa charges neither — you stay on the flat plan rate until you opt up to a higher tier.
• HIPAA mode add-on. Most vendors gate HIPAA + BAA behind an enterprise plan ($500+/mo). Pyrexa ships HIPAA mode at the $89/mo Starter tier.
• After-hours surcharge. AnswerConnect and Ruby charge premium rates for calls outside business hours. AI vendors (Pyrexa, Goodcall, Rosie) don't — same rate around the clock.
• Live transfer fees. Some vendors charge per warm-transfer call. Pyrexa includes unlimited transfers to any phone in every plan.

Which tier matches which business size

• Solo / under 30 calls/month: Goodcall or Rosie at $49-59/mo. You're under any reasonable plan cap and don't need CRM sync.
• 50-150 calls/month: Pyrexa Starter ($89/mo) is the cheapest real option once you need CRM sync, bilingual support, or HIPAA mode.
• 150-400 calls/month: Pyrexa Growth ($179/mo). Booking-capable tier with 500 minutes and 500 SMS.
• 400+ calls/month: Pyrexa Pro ($349/mo) or enterprise tier on the human services. Real-volume territory where flat-rate Pyrexa beats per-call Smith.ai/Ruby by 5-10×.
• Premium-empathy verticals (funeral, crisis): Ruby or Smith.ai human agents — the per-call cost is justified by the type of conversation.

How to verify your real cost in 5 minutes

1. Pull last month's call log from your current phone line.
2. Count answered calls and total minutes.
3. Plug them into each vendor's pricing page — most have a calculator. The Pyrexa missed-call cost calculator also models the revenue-loss side of the equation.
4. Add the published add-ons that your business needs (HIPAA, CRM, bilingual).
5. The cheapest real-world number wins.

The honest summary

For most small businesses taking 50+ calls a month, flat-rate AI receptionists (Pyrexa, Goodcall, Rosie) cost 3-10× less than per-call human services (Smith.ai, Ruby) at the same volume. The trade-off is voice — Pyrexa's Cartesia-based voice with locked iter19 tuning is the highest-quality AI voice in the category, but it's still AI. For most call types (intake, booking, FAQs, after-hours messages) that's the right trade.

For under-25-calls/month and emotionally heavy verticals, human services still win.