Kai Backup web
$10/mo source (opens in a new tab)
Month
For: Occasional overflow
Limits
- About 20 Kai-answered calls per month
- 1 KaiCalls number
Includes
- Every call answered
- Unlimited team members
1 more
- Texting after number approval
Audio & voice · pricing
KaiCalls pricing in 2026: Kai Backup, Kai Line and Kai Office explained
Choose KaiCalls if you want an AI that answers your business line and sends call summaries, from $10 per month with flat pricing and no per-minute charges.
- Starting price
- $10/mo (Kai Backup)
- Free option
- Yes
- Plans
- 3
- Prices checked
- Oct 2, 2026
KaiCalls pricing page, captured
Our own captures of each vendor's public pages. Click a frame for the full-size image.
KaiCalls plans and what they include
KaiCalls prices by how many calls Kai answers each month, and the allowances are approximate. Kai Backup is $10 per month for about 20 Kai-answered calls and 1 number. Kai Line is $79 per month for about 170 calls and 1 number, with number porting. Kai Office is $349 per month for about 800 calls, 3 office lines and office phone connections.
All plans answer every call and include unlimited team members. There is a free browser demo, but live phone service requires a card and bills immediately; no trial is offered, only a 30-day money-back guarantee. Prices checked on 2026-10-02.
KaiCalls plans compared
| Plan | Price | Billing | Who it is for | Key limits | API |
|---|---|---|---|---|---|
| Kai Backup web |
$10/mo | Monthly | Occasional overflow | About 20 Kai-answered calls per month; 1 KaiCalls number | Not stated |
| Kai Line web |
$79/mo | Monthly | Most small businesses | About 170 Kai-answered calls per month; 1 number | Not stated |
| Kai Office web |
$349/mo | Monthly | Offices with desk phones | About 800 Kai-answered calls per month; 3 office lines included | Not stated |
Which KaiCalls plan to pick
| If you | Pick | Why |
|---|---|---|
| you want a safety net for missed calls | Kai Backup, $10/mo | About 20 Kai-answered calls a month on one number, with texting after number approval. |
| Kai is your main business line | Kai Line, $79/mo | About 170 calls a month and the option to port your number. |
| you run an office with several lines | Kai Office, $349/mo | About 800 calls a month, 3 office lines and desk phone connections. |
What is free, what costs extra
Free access and trial
Free browser demo; live phone service requires payment.
No trial; 30-day money-back guarantee.
Extra costs and taxes
Extra lines $15/mo ($29/mo on Office); desk phone connection $29/mo per handset; handsets, taxes and fees separate.
Applicable telecom taxes and fees billed separately.
Costs that are easy to miss
- Extra lines cost $15 per month, or $29 per month on Office.
- Desk phone connection is $29 per month per handset, and handsets are separate.
- Applicable telecom taxes and fees are billed separately.
- Allowances are approximate, so call-heavy months may not fit.
KaiCalls pricing and usage limits
Prices checked Oct 2, 2026 on the official US pricing page. Official pricing ↗ Prices and limits change often.
Free access and trial conditions
Free browser demo; live phone service requires payment.
No trial; 30-day money-back guarantee.
Paid plans: what changes as you upgrade
Kai Line web
$79/mo source (opens in a new tab)
Month
For: Most small businesses
Limits
- About 170 Kai-answered calls per month
- 1 number
Includes
- Every call answered
- Unlimited team members
1 more
- Port your number
Kai Office web
$349/mo source (opens in a new tab)
Month
For: Offices with desk phones
Limits
- About 800 Kai-answered calls per month
- 3 office lines included
Includes
- Office phone connections
- Unlimited team members
Usage caps, credits and extra costs
Extra lines $15/mo ($29/mo on Office); desk phone connection $29/mo per handset; handsets, taxes and fees separate.
Applicable telecom taxes and fees billed separately.
How much KaiCalls costs per year
At the listed prices, a single user pays between $120 and $4,188 a year on the fixed-price plans, or nothing on the free tier within its limits. Annual billing discounts, taxes and usage-based extras are listed per plan above where the vendor publishes them.
KaiCalls FAQ
How much does KaiCalls cost?
Kai Backup $10/month, Kai Line $79/month and Kai Office $349/month. source (opens in a new tab)
Are there per-minute charges?
No; plans have no per-minute overage. source (opens in a new tab)
Is there a refund?
Yes, a 30-day money-back guarantee. source (opens in a new tab)
Is there a free trial for KaiCalls?
No trial. There is a free browser demo and a 30-day money-back guarantee.
How many calls does Kai Line include?
About 170 Kai-answered calls per month.
Does live service need a card?
Yes, and billing starts immediately.
What do extra lines cost?
$15 per month, or $29 per month on Office.
More about KaiCalls
- Full KaiCalls guide: features, use cases, how-to and sources.
- Best audio & voice tools compared by price.
- LLM API token cost calculator if you pay per token instead of per seat.