Service
AI Answering Service for UK Firms: Every Call Answered, Day and Night
An AI answering service picks up your calls day and night, takes the details, answers common questions and books appointments. HAeX sets one up for UK firms on a UK number. It sits beside your team, not in place of it. Price is scoped on a call, and this page shows what a quote covers.
- Calls are answered when your team cannot.
- Anything it cannot handle reaches you with a summary.
- Every build has a UK GDPR and data flow note.
Written by the HAeX team. Last reviewed 12 November 2026.
- Price
- Scoped on a call, quoted in writing before we build
- Time to live
- Most builds take 2 to 6 weeks
- Voice
- ElevenLabs Agents
- Phone number
- UK number through Twilio, or your own forwarded
- Connects to
- Your calendar, CRM and email
- Data
- Where it is stored is agreed per project and written in your data note
It is a phone service run by AI instead of a call centre. It answers in a natural voice, understands what the caller wants and acts on it.
What is an AI answering service?
It is the same idea as our AI Receptionist, described for people who search for an answering service. It can take a message, answer a question, book a slot or pass a call on.
How is it different from a human answering service?
An AI service answers every call at once, at any hour, in the same way each time. A human service brings judgement and warmth but handles one call per person.
| Question | AI answering service | Human answering service |
|---|---|---|
| Answers at 3am | Yes | Depends on the plan |
| Several calls at once | Yes | Limited by staff |
| Same script every time | Yes | Varies by agent |
| Reads emotion well | Limited | Stronger |
| Books into your live diary | Yes | Usually by message |
We do not run a call centre. We build the AI service and connect it to your people.
When is a human service the better choice?
A human is better when calls are sensitive, complex or emotional. Examples are bereavement, serious complaints and some clinical matters.
Many firms use both. The AI takes the routine calls and overflow, and a person takes the rest. The AI hands over the moment a caller asks for a person. We design that handover with you.
It handles the calls that follow a pattern: opening hours, prices you approve, booking, rebooking and taking a message with the right details.
What calls can it handle?
It answers only from information you approve. It does not guess at prices or give advice that your team should give. If it does not know, it says so and takes the details.
What happens when it cannot help?
It takes the caller's details, tells them what happens next and sends you a written summary straight away. A caller can ask for a person at any point.
You choose who is rung and when. Out of hours, the summary goes to your inbox and your CRM. Nothing is lost. For more complex call jobs, see AI voice agents.
Can it book into my diary?
Yes. It checks your live calendar and books, moves or cancels appointments. The booking appears for your team in the normal way.
We set the rules: lengths of slot, buffer times and who takes which type of job. Reminders can be added where your tools support them. We confirm which calendars we support on the call.
Here is a worked example with assumed figures. It is not a client result.
What does a worked example look like?
Say a trades firm takes 50 calls a week, and 10 go unanswered because the team is on site. If 3 of those would have become jobs worth £250 each, that is £750 a week. Use the Missed Call Revenue Calculator with your own numbers to see yours.
We can work through this with your own details on a free call.
Which UK rules apply to recorded calls?
Callers must be told when a call is recorded or transcribed. UK GDPR covers what you keep and for how long.
Every build has a UK GDPR and data flow note, and a DPIA where needed. We set the notice, the retention time and who can read transcripts. Health and legal firms need extra care, see dental practices and clinics. For a policy, see AI governance and compliance.
What does an AI answering service cost?
The price depends on call volume, the number of call flows and your connections. We scope it on a free call and quote in writing before we build.
A quote covers four things: the setup, your UK number, the running costs from the voice and phone providers, and optional monthly care. We show each one separately so you can compare it with any other service.
Start with the free 30 minute call. Bring your opening hours, your three most common calls and the number you want answered.
What is the next step?
We will say whether the AI Receptionist, a voice agent or a human service is the better fit. Estate agents and construction and trades firms often start here.
Questions that come up
What is an AI phone answering service?
It is software that answers your phone in a natural voice and acts on what the caller says. It books, answers or takes a message.
Is an AI answering service cheaper than a human one?
It depends on your call volume and the plan. We show each cost in the quote so you can compare.
Will callers know it is an AI?
It sounds natural and says it is an AI assistant if asked. We never design it to pretend to be a person.
Can I keep my current number?
Often yes, by forwarding calls. Otherwise we set up a UK number.
Does it work out of hours only?
No. You can use it for overflow, lunch breaks or all calls.
Can it take card payments?
No. We keep card details off the call. It can pass a payment request to your team.
What happens on the call
- 1
You tell us your opening hours and your most common calls
- 2
We say what the AI should take and what a person should keep
- 3
You leave with a short list of what to automate first and a rough idea of cost
Prefer to talk first? Ring 07435 708864.
What you now know
- What an AI answering service is
- How it differs from a human service
- When a human is better
- What calls it handles
- What happens when it cannot help
- That it can book into your diary
- What a worked example looks like
- Which UK rules apply to recorded calls
- What a quote covers
- Your next step
Talk through your phone cover
The first call is free. We say when an AI answering service fits and when a human one is better.
