An AI receptionist answers your phone in a synthetic voice, takes messages, answers routine questions, and books appointments when you can't get to the call. It's worth paying for if you regularly lose work to missed calls. For a lot of small businesses it isn't. A good voicemail greeting and an automatic text-back saying "sorry I missed you, I'll call within the hour" do most of the same job for nothing.
So if you search for this and the top result is someone on Reddit asking whether these things are actually any good - everything below tends to be a company selling something. I've spent about twenty years on the buying side of large technology projects, watching organisations with far bigger budgets than yours pay for things they hadn't checked they needed. So this page is here to help you work out whether you're in the group this genuinely helps, before you sign up to anything.
What an AI receptionist actually does
The better ones will:
- Answer the phone when you don't, including out of hours and when you're already on another call.
- Take the caller's name, number, and the reason they rang, then send you a transcript or a short summary.
- Answer predictable questions from a script you give it — opening hours, where you're based, whether you cover a particular area or service.
- Book an appointment straight into your calendar or booking system.
- Recognise an urgent call and put it through to you, or flag it, rather than just taking a message.
The basic ones do only the first two: pick up, take a message, text it to you. That's still useful if your problem is simply that calls go unanswered and the caller rings the next firm on the list.
What it actually costs
Prices are rough, vary a lot with call volume, and change often. Check the current rate before you commit. The thing several vendors bury is the setup fee and any per-minute charge on top of the monthly price, so ask about both.
| Level | Rough monthly cost | Setup | What it adds over the level below |
|---|---|---|---|
| Do it with what you've got — voicemail-to-text, an out-of-hours greeting, an automatic "missed you, calling back" text from your phone or VoIP plan | £0–£5 | Minutes to an hour, yourself | This is the baseline the paid options have to beat |
| Basic AI call answering — an add-on from your phone or VoIP provider, or a simple AI voice agent | £20–£50, sometimes plus a few pence a minute | An hour or two, mostly self-serve | Speaks to the caller, takes a real message, texts you a structured summary, covers you while you're mid-call |
| AI receptionist with booking — a dedicated service | £50–£200, setup £0–£300 | A few days, some vendor help | Books into your calendar, answers routine questions from your script, handles several calls at once |
| Built around your business — custom call flows, linked to your systems, industry-specific handling | £200–£600+, setup £250–£3,000+ | Days to weeks, vendor-managed | Tailoring, integration, and someone configuring it for you |
For comparison, a traditional human answering service runs roughly £50–£300 a month, or around £1–£2 a call, depending on volume.
One or two named products will come up the moment you start looking. Judge them on the questions below rather than the marketing — a proper run-through of named tools is worth doing on its own page, and I'll link it here once it's published.
Where it works well
- You genuinely miss calls, often, and it costs you work — because you're on a job, driving, or asleep when the phone goes.
- Most of your calls are simple and similar: booking requests, the same three questions, "are you open Saturday".
- You run on appointments, and booking is the main thing callers want.
- You need out-of-hours or overflow cover you can't sensibly staff.
- Your call volume spikes seasonally and hiring for the peak doesn't add up.
For a live example of this working in one trade, the hair salons and barbers guide shows how it looks in practice.
Where it falls over
- Callers who can tell, and don't like it. That's more common on older tech, poor lines, and strong accents.
- Calls that need judgement — a worried customer, a complaint, a job that has to actually be talked over on the phone. A script that handles those can do more damage than the missed call would have.
- Anything where a confidently wrong answer costs you trust. The tools state things firmly even when they've misunderstood.
- An AI booking appointments you then have to cancel because you're already stretched is worse than not answering.
- If it books work you can't actually deliver, and you find out later.
What to look for when buying
- A real recording, not a demo. Ask to hear it handling an actual call, ideally on your own number for a week before you pay.
- What happens when it doesn't understand. A good setup takes a message or passes you the call. A poor one leaves the caller in a loop. Test this yourself with an awkward question.
- How it handles urgent calls. Does it pass them through, and how does it decide what's urgent?
- The true monthly cost. Headline price plus per-minute charges plus setup. Get all three.
- Whether you can edit the script yourself without paying the vendor every time your hours change.
- What happens to call recordings and caller data — where it's stored, how long, whether it trains models on it, whether you can delete it on request.
- The contract. Month-to-month is a much easier thing to walk away from than a twelve-month lock-in on a tool you're still testing.
When an AI receptionist is the wrong answer
Most of the pages you'll find on this topic skip it. Let's go through it properly.
- You're not actually losing work. Plenty of small businesses answer nearly every call already, or return the missed ones within the hour, and callers are fine with that. Before you buy, count it: how many calls a week do you truly miss, and how many of those went elsewhere?
- A voicemail greeting and a text-back would do. If someone leaves a message and you call back within the hour, that's often enough. It costs nothing and it sounds like you.
- The calls that matter are the ones that need you. If your valuable calls are the complicated, sensitive, or first-contact ones, handing them to a script is the wrong trade.
- Your diary can't take more. Filling the calendar with appointments you then cancel is worse than a missed call, not better.
- You have an online booking system. If someone can be directed to your website where they can make a booking, that can be just as effective as an AI system.
- You're doing it because it sounds modern. "We've got AI on the phones now" is not a reason. Start from a specific problem — calls missed, work lost — or leave it for now.
Working out what a missed call actually costs you is usually cheaper than the pitch, and it tells you whether any of this is worth doing.
Where this comes down to your business
So the honest question isn't whether AI can answer your phone. It clearly can. It's whether the calls you're missing are costing you enough to fix, and whether the callers you'd be handing to a script are the ones who need a person on the line. Those are worth sitting with before you buy anything.
That depends on your call volume, your trade, how you already handle the phone, and how much a lost enquiry is really worth to you. The free report works that through for your specific business.
If you want the wider picture of where AI does and doesn't help a small business, my what AI can actually do guide covers this too.