of UK businesses with 10+ employees use at least one AI technology, up from about 12% in late 2023. ONS, Artificial intelligence in UK businesses: 2023 to 2026, July 2026.
AI guide for UK SMEs
AI for UK SMEs: what's true in 2026, and what to do about it
In 2026, around a third of UK businesses with ten or more staff use at least one AI technology, and only one in ten of those describe their use as extensive (ONS, July 2026). The advantage now is depth: a team that uses AI well on the work that matters, with governance in place. This guide covers where UK businesses stand, which tool fits your team, what's safe to upload, and how to choose a first use case.
01 · Where UK businesses stand
Adoption is broad. Depth is the opportunity.
The 2026 data points the same way from three sources. More businesses are using AI than a year ago, most are using it lightly, and the ones getting returns are the ones that have gone deeper on a few things.
of AI-using businesses describe their use as extensive; the average adopter uses 1.6 AI technologies. ONS, July 2026.
of UK businesses with five or more staff have deliberately deployed AI with a defined business purpose; a further 5% have concrete plans. DSIT, AI Adoption Research, January 2026.
of UK firms report actively using AI in 2026, up from 35% in 2025. British Chambers of Commerce survey, in partnership with Atos; related analysis hosted by University of Essex, March 2026.
The figures differ because they measure different things: any use, deliberate deployment, and active use. Read together, they say the same thing. Getting started is common. Getting good is where the gap is.
02 · Which tool fits your team
Copilot, ChatGPT, Claude or Gemini: which one, and on which plan
Four platforms cover almost every UK SME. The plan matters more than the brand: business plans keep your data out of model training by default and come with admin controls; consumer plans don't. Prices below are vendor list prices, September 2026.
Microsoft 365 Copilot
Best if your team lives in Word, Excel, Outlook and Teams. Copilot Chat is included in most Microsoft 365 business plans at no extra cost. Full Copilot, working on company files, is an add-on: $21 per user per month for Business (up to 300 users), $30 for Enterprise, annual billing. UK Enterprise list pricing has sat roughly £23–£25 in 2026; check the UK price list. Audit SharePoint permissions first: Copilot surfaces any file a user can already open.
ChatGPT
Best if you want the widest range of features and integrations. Current flagship model: GPT-5.6. Plus is $20 a month for individuals. ChatGPT Business (renamed from Team in 2025) is $20 per seat annually or $25 monthly, minimum two seats, with a Premium seat at $100 for heavy users. Business data is excluded from training by default. Free and Go plans now carry advertising and are for individuals.
Claude
Best where writing, analysis and long documents matter. Current models: Claude Opus 5, Sonnet 5 and Haiku 4.5, with Claude Fable 5.1 the most capable generally available model. Pro is $20 a month. Claude Team is $20 per seat annually or $25 monthly, with a Premium seat at $100; Team data is excluded from training. Enterprise is on request. Claude Projects lets a team share instructions and documents.
Google Gemini
Best if you're on Google Workspace. Gemini is bundled into Workspace Business Standard ($14 per user per month, annual) and above, across Gmail, Docs, Sheets, Slides and Meet; Business Starter gets a limited version. Standalone add-ons were retired in 2025. Current flagship model: Gemini 3.1 Pro. Paid Workspace data is excluded from training; free consumer Gemini is for individuals.
| Platform | Business plan, list price | Trains on your data by default? | Admin controls | UK/EU residency | Note |
|---|---|---|---|---|---|
| Microsoft 365 Copilot | $21 Business / $30 Enterprise per user per month, annual, plus a qualifying M365 licence | No | Yes, via M365 admin centre | Yes, EU Data Boundary; UK data centres available | Copilot Chat is included in most M365 plans; start there |
| ChatGPT Business | $20 per seat annual, $25 monthly; Premium seat $100; minimum 2 seats | No, by default | Yes, workspace admin, SAML SSO | EU residency on Enterprise | Free and Go are individual plans and show ads |
| Claude Team | $20 per seat annual, $25 monthly; Premium seat $100 | No | Yes | Enterprise for residency options | Projects for shared instructions and files |
| Gemini (Workspace) | Included in Business Standard ($14) and above | No, on paid Workspace | Yes, Workspace admin | Yes, on Workspace | Limited on Business Starter; consumer Gemini is separate |
“Trains on your data” refers to the vendor using your prompts and files to improve its models. On every platform above, the business plan answer is no; on every consumer free plan, check the settings.
Nathan's recommendation for UK SMEs
If you pay for Microsoft 365, start with Copilot Chat this week; it's already in your plan. Move to full Copilot once permissions are tidy and two or three uses earn it. For writing, analysis and long documents, Claude is my first recommendation, and Claude Projects is a simple way to get a whole team working from the same brief. ChatGPT is the most versatile single tool. Gemini is the obvious choice if Workspace is home.
Whichever you choose: put the team on the business plan, not personal accounts. It costs about the same as individual subscriptions, keeps your data out of training, gives you admin control, and the account stays with the company when people move on.
Other tools, briefly. Perplexity is useful for research with cited sources; verify the citations. NotebookLM answers questions grounded only in documents you provide. DeepSeek's own website and API are China-based and unsuitable for company data; UK government guidance advises against it on government devices. Mistral is EU-headquartered and a reasonable choice where data sovereignty is the deciding factor.
03 · What's safe to upload
What's safe to put into an AI tool
This assumes you're on a business plan. On a consumer plan, treat everything below one level more cautiously.
| Data type | On a business plan | Why |
|---|---|---|
| Internal documents, non-sensitive | Fine | Excluded from training; covered by the vendor's data processing agreement |
| Customer names and contact details | Fine, with care | Personal data; you remain the data controller under UK GDPR, so keep to what the task needs |
| Company financial data | Fine | Commercially sensitive rather than regulated; business plans are designed for this |
| Staff or customer personal data beyond names | Check first | May need a data protection impact assessment; anonymise where you can |
| Regulated data: health, legal privilege, financial services client data | Check first, every time | Sector rules apply on top of GDPR; often needs Enterprise terms or a specific agreement |
| Passwords, API keys, credentials | Never, on any plan | There is no task that needs them in a prompt |
1. Company account, business plan, every time.
2. If you wouldn't email it to an outside supplier, keep it out of the prompt.
3. Using AI changes nothing about your obligations as a data controller. The ICO's guidance on AI and data protection is the reference.
A fuller version of this table, with the four platforms compared tier by tier, is what every Workshop team takes away with them.
04 · Choosing the first use case
Start with the work, then sort it with AIKE™
The teams that get returns pick a few tasks and go deep. AIKE™ is the sorting tool I use in every Workshop. It puts every task into one of four boxes.
Automate
Routine, repeatable, low-judgement. Let AI do it, with a check at the end. Meeting notes, first drafts of standard emails, formatting.
Innovate
Work where your team's judgement matters most. AI alongside people: research, analysis, options, first drafts of hard things. This is where the advantage is.
Keep
Work that stays with people because trust, relationship or accountability is the point. Client conversations, decisions, difficult messages.
Eliminate
Work that shouldn't exist. AI makes this visible; it's the cheapest win in the room.
Most teams find their first three use cases in Innovate, not Automate. That's the difference between a tool that saves minutes and a tool that changes how the team thinks.
- List the ten tasks your team spends most time on.
- Sort them with AIKE™.
- Pick one from Innovate, one from Automate. Build them, use them for a fortnight, measure.
This is what the Demystify Workshop does in half a day, with your team's own tasks. The Build Day then builds them.
05 · What the words mean
Twelve terms worth knowing
You don't need technical vocabulary to use AI well. These twelve come up in vendor conversations and board papers.
1. Large language model (LLM)
Think of it like a well-read colleague who's absorbed millions of documents. The engine behind ChatGPT, Claude, Gemini and Copilot. It predicts the most helpful response from patterns in text; your expertise shapes what it produces.
2. Prompt
Like briefing a skilled freelancer. The instructions you give: context, outcome, format and an example. Clear briefing is the most valuable AI skill and the same skill as briefing a person.
3. Context window
The AI's working memory. How much text a model can hold at once. Current business models handle whole contracts and reports; start a fresh conversation when the topic changes.
4. Hallucination
A confident colleague who occasionally makes something up. Plausible, wrong output. Manage it: AI drafts, people verify, and anything published gets checked.
5. Grounding, or RAG
Giving the AI your filing cabinet before it answers. Answers drawn from your own documents rather than general training. Claude Projects, NotebookLM and Copilot on your files all do this.
6. Agent
An assistant who can send the email, not just write it. AI that takes actions across software. Powerful on defined, repeatable tasks with a person approving the output.
7. MCP
A universal adapter for AI. An open standard that connects AI tools to your CRM, files and calendar without custom development. Worth knowing when a vendor mentions it.
8. Tokens
How AI counts text. Roughly three-quarters of a word. Subscriptions give you a usage allowance for a fixed fee; API use is priced per token.
9. Multimodal
AI that reads images and documents, not just text. Photograph a whiteboard, upload a PDF with charts, ask questions.
10. Fine-tuning
Training a model on your examples. Rarely needed for an SME; good prompting and grounding get most of the way.
11. Guardrails
Safety barriers on the road. The rules and settings that keep AI within bounds: what it can access, what it won't do, and who checks.
12. Human in the loop
A manager approving the work. A person reviews before anything goes out. The default for every use case until trust is earned.
The full forty-term version of this glossary is available on request.
06 · FAQ
Frequently asked questions
Which AI tool is best for a UK SME in 2026?
The one your team already has a plan for. Copilot if you're on Microsoft 365, Gemini if you're on Workspace, Claude for writing and analysis, ChatGPT for breadth. Put the team on the business plan.
Is it safe to put company data into ChatGPT or Claude?
On a business plan, yes for most internal work; the vendor doesn't train on it and you have a data processing agreement. On a free consumer plan, treat it as public.
How much does AI cost for a small business?
Around $20 to $25 per person per month for a business plan on any of the four platforms, and Copilot Chat and Gemini are included in many Microsoft 365 and Workspace plans already.
What percentage of UK businesses use AI?
35% of businesses with ten or more staff use at least one AI technology (ONS, July 2026), and 16% have deliberately deployed it with a defined purpose (DSIT, January 2026).
How do we choose our first AI use case?
List the tasks your team spends most time on, sort them with AIKE™ (Automate, Innovate, Keep, Eliminate), and build one from Innovate and one from Automate. That's the Workshop, in half a day.
07 · Your next step
Your next step
Twenty minutes. Leave with a clear next move on AI.
Tell me about your team, and what you'd love AI to make easier or better for them, whether you are using ChatGPT, Claude, Microsoft Copilot, Google Gemini, or all four.
Book a 20-min call08 · Sources
Sources
- ONS, Artificial intelligence in UK businesses: 2023 to 2026 (July 2026) — accessed 13 September 2026.
- DSIT, AI Adoption Research (January 2026) — accessed 13 September 2026.
- British Chambers of Commerce / Atos, AI adoption survey; related analysis hosted by University of Essex (March 2026) — accessed 13 September 2026.
- Microsoft 365 Copilot pricing (UK) and US pricing — accessed 13 September 2026.
- OpenAI, ChatGPT pricing — accessed 13 September 2026.
- Anthropic, Claude pricing — accessed 13 September 2026.
- Google Workspace pricing and Gemini in Workspace feature information — accessed 13 September 2026.
- ICO, guidance on AI and data protection — accessed 13 September 2026.