Answering the phone is the easy half. Almost everyone stops there
An AI receptionist is software that answers your business line, holds a conversation with the caller and does something with what it learns. The last five words are where the category splits in two, and where nearly every buying mistake in it is made.
Every competitor figure on this page was read from their own pricing page on 2026-08-14
Incoming callHelen Vasquez“Am I talking to a machine? Because it does not sound like one.”
Disclosed on the call · Booked anyway
- Two years
- since answering a call with a convincing synthetic voice became straightforward
- The split
- Answer and summarise, or answer and book. Both are sold under one name
- The test
- Ask what it says when it does not know. A good one has a sentence ready
What every AI receptionist does
It picks up, greets the caller as your business, understands speech in real time, responds in a synthetic voice, and produces a recording, a transcript and a summary afterwards. Most also classify the call as a new job, an existing customer or spam, and notify you.
None of that is a differentiator any more. The underlying speech and language models are available to every vendor in the category, which is why there are dozens of them and why they all demo well.
What separates the two halves
The first half answers and hands you a summary. That is genuinely useful, being a voicemail you can read in ten seconds instead of listening to, and it is where most vendors sit.
The second half acts. It knows your working hours, your services, your prices and your service area; it reads the capacity left in your calendar and creates the appointment; it states your call-out fee; it escalates the things that cannot wait to a real person, and it refuses the things it should not answer. That is a receptionist. The first half is a transcription service with a voice.
The refusals are the product
A receptionist you employ knows not to guess. They do not diagnose a boiler over the phone, invent a price for a job nobody has seen, give legal advice, or confirm to a stranger that somebody is a client.
A good AI receptionist has the same floor, and has a specific sentence for each case rather than a vague deflection. This is the single most useful thing to test in a demo, and the thing demos are carefully arranged to avoid: ask it something it should refuse, and listen to how it refuses.
What it is not
It is not an IVR. A phone menu routes by keypress and cannot answer a question. It is not a chatbot with a phone number, which is what a vendor is selling you if its prices are things the model remembers rather than settings you control.
And it is not a voice API. Vapi, Retell, Bland and Synthflow are development platforms for building voice agents. Excellent at what they do, and a completely different purchase requiring an engineer. If you are comparing them against an AI receptionist, you are comparing a workshop against a finished vehicle.
Hear it before you decide anything
The free tier builds the agent, takes your services and your prices, and lets you talk to it in the browser. Nobody should hand their phone to something they have not argued with first.
What is an AI receptionist?
Software that answers your business phone, holds a real conversation with the caller, and acts on it: capturing details, booking appointments, escalating what cannot wait and refusing what it should not answer. Every product in the category answers; far fewer act.
How does an AI receptionist work?
Your line forwards to it. It transcribes the caller in real time, decides what kind of call it is against rules you configured, asks the questions that call type requires, and then writes to your calendar, transfers to a person, or takes a message with a committed callback window.
Is an AI receptionist better than a human one?
Not at warmth, and not on a genuinely unusual call. It is better at consistency, at three in the morning, at never being on the other line, and at knowing your prices, because a shared human operator was never given them.
Can an AI receptionist book appointments?
The good ones can, into a real calendar, reading actual remaining capacity. Many cannot and will instead take a booking request and email it to you, which is a message with extra steps. It is the first thing to establish about any vendor.
Will it make things up?
It can, if the vendor built it as a chatbot that is trusted to remember your prices. Ask whether prices, hours and services are configuration the model reads or context the model recalls, and ask what it says when the answer is not configured.
How much does an AI receptionist cost?
Published plans run from about $79 to $500 a month, with some vendors metering per call and others per unique customer. Several publish nothing at all. There is a fuller breakdown on our answering service cost page.
Still comparing
The rest of what somebody deciding this actually needs to read.
Answered for your trade, in your words
The questions, urgency rules and escalations are configuration. 31 trades have their own page.