How quickly does an AI operator pay for itself: the payback formula and a worked example
Sado AI team · · 4 min read
In short
Payback period = one-off cost ÷ monthly net gain. The monthly net gain is saved salaries plus extra profit from calls that used to go unanswered, minus the monthly running cost. Sado has no setup or monthly fee, so the one-off cost is mostly your staff’s time for setup, and the running cost is talked minutes at 800 so‘m each. Count profit, not revenue, leave out callers who would have called back anyway, and check the numbers after the first month.
The formula
The payback period is how long it takes to get back the money you spent. It needs three numbers:
- One-off cost: equipment, hiring and training, time spent on setup.
- Monthly running cost: salary, subscription fees or talked minutes.
- Monthly gain: costs saved plus extra profit from calls that used to be lost.
Payback (months) = one-off cost ÷ (monthly gain − monthly running cost). If the number in brackets is zero or below, the option never pays back.
Example: a clinic at night and on weekends
- Today 10 calls a day go unanswered outside working hours, 300 a month. Of these, 8 a day, 240 a month, never call back.
- With an AI operator they get an answer. For example, 25% book an appointment: 240 × 0.25 = 60 appointments.
- Profit per appointment, for example, 80,000 so‘m: 60 × 80,000 = 4,800,000 so‘m of extra profit.
- Monthly running cost: 300 calls × 2 minutes × 800 = 480,000 so‘m.
- Monthly net gain: 4,800,000 − 480,000 = 4,320,000 so‘m.
- One-off cost: two days of the receptionist’s time to prepare the script, prices and rules, for example 500,000 so‘m. Payback: 500,000 ÷ 4,320,000 ≈ 0.12 months, about 4 days.
These numbers are only an example. Use your own: what matters here is the order of the calculation.
Two options side by side
| Option (example) | One-off | Every month | Monthly gain | Payback |
|---|---|---|---|---|
| Hiring a night receptionist | Hiring and training: 5 million so‘m | Salary: 5 million so‘m | 4.8 million so‘m | Never: the gain is below the salary |
| AI operator at night and on weekends | Staff time for setup: 0.5 million so‘m | Minutes: 0.48 million so‘m | 4.8 million so‘m | About 4 days |
With few night calls, a full salary makes payback hard. With many calls the result can differ, so work it out with your own numbers. What a human team costs: what a call centre costs.
Mistakes that spoil the calculation
- Counting revenue as profit: you need what is left from an appointment, not its price.
- Counting every missed call as a lost customer: some people call back on their own. How to count: missed calls.
- Forgetting the season: don’t multiply a busy month’s number by twelve.
- Ignoring the first weeks: while the script and facts are being filled in, results may grow more slowly.
- Leaving out staff time: setup and reviewing results are costs too.
Check after the first month
The calculation is an estimate; the check is the fact. The Sado portal shows the time, length and cost of every call, plus bookings and requests. Take the number of calls outside working hours, how many became appointments and what the minutes cost, and put them into the formula. If you use Bitrix24, the call card and the lead are in the CRM too.
With Sado the one-off cost is small
Sado has no connection, setup or monthly fee: only talked minutes, 800 so‘m each. Sado’s team connects the number and sets up the operator, while you provide the script, prices and questions. A detailed comparison with human operators: AI operator vs call centre. Put your own numbers into the calculator or try it live.
Questions
Is there a setup fee?
No. Sado has no connection, setup or monthly fee; Sado’s team does the setup. You pay only for talked minutes: 800 so‘m a minute.
When should we calculate the payback period?
Before connecting, with estimates; after the first month, with real numbers from the portal. The second one matters more.
Does it pay off with only a few calls?
There’s no monthly fee, so few calls mean a small cost. But the gain depends on how much money each call brings: put your own numbers into the formula.