Seven AI agents every small business should have

Short answer: chief of staff, sales, marketing, inbox, research, finance and reviews. An agent is not a chat window: it is a job with a trigger, a set of rules and somewhere to put the result. Most people set up one and stop, which is the difference between using AI occasionally and having it working while you do something else.

Here is what each one is for.

What makes something an agent rather than a chat

Three things. It starts on its own, either on a schedule or when something happens. It has written rules for what good looks like. And it has a place to put the output where someone will see it.

If you have to open a window and type for it to do anything, it is a tool, not an agent.

The seven

Seven jobs, roughly in the order most businesses should build them.

1. Chief of staff

The one that reads your calendar, your inbox and your overdue list and tells you what matters today. It runs before you start work and it is the one that changes your day most, because it removes the twenty minutes you spend deciding what to do.

2. Sales

Watches for new enquiries, answers the first question, qualifies, and writes the lead into wherever you keep them. The win is not speed, it is that nothing is lost when you are busy.

3. Marketing

Decides what to publish based on what performed, rather than what you thought of this morning. This is the one covered in building a content engine.

4. Inbox

Drafts replies in your voice before you open your email, so you review and send rather than compose. Half an hour to set up, covered in running your inbox with Claude.

5. Research

Pulls together what you need before a meeting or a decision: the client's background, what the market is doing, what the competitors published. The work nobody has time for and everybody wishes they had done.

6. Finance

Watches the numbers that matter and tells you when one moves. Not bookkeeping, which your accountant does. Alerting, which nobody does.

7. Reviews

Asks for a review at the right moment, follows up once, and tells you when a bad one lands so you hear it before the internet does.

Do you need seven different tools?

No. Most of these are the same pattern with different inputs: a trigger, a set of rules, a place to put the answer. Build one properly and the next takes an afternoon. The general version is in automating repeat work with Claude.

What usually goes wrong

People start with the hardest one, usually sales, because it is the one with money attached. It is also the one where a mistake is visible to a customer. Start somewhere only you will see.

The other failure is not checking. An agent that silently returns nothing looks exactly like one that is working. Put one number in its output you would notice was wrong.

Use Claude Cowork for this one. The job is reading your calendar, your email and your task list, which are all connectors, and you start it yourself each morning until you trust it. Reach for Claude Code later, when you want an agent that runs unattended against an API, like the finance one.

Before you start you need a Claude account with Cowork, your calendar connected, your email connected, and somewhere the output can land that you will actually look at. For most people that is a daily message rather than a document.

1. Connect your calendar and your email in Connectors, and nothing else yet.
2. Ask Claude to read the last month of both and describe your week back to you, so you can see whether it understands your work before you give it rules.
3. Write down what "what matters today" means in your business, in specifics, because this is the part no tool can guess.
4. Give it the prompt below and let it produce one briefing.
5. Correct it once, in specifics, and tell it to remember the correction.
6. Set it to run before you start work, then leave it alone for two weeks.

You are my chief of staff. Every weekday at [TIME], before I start work, send me one short briefing.

My business: [WHAT YOU DO, IN ONE LINE]
What a good day looks like for me: [WHAT YOU WANT TO PROTECT TIME FOR]
What counts as urgent in my world: [YOUR DEFINITION, BE SPECIFIC]

Read my calendar and my inbox, then tell me:
1. The shape of my day, not a list of every event
2. Anything that needs an answer from me today, and who is waiting
3. What I said I would do and have not done
4. One thing I should protect time for

Rules:
- Under 200 words. I read this on my phone.
- Never send anything on my behalf. Reading and drafting only.
- If you are not sure something is urgent, say so rather than guessing.

Before you build this, ask me anything you need about how I work. Then produce one briefing from today's real data so I can correct it.

Expect the first version to be about eighty percent right. It will not know your priorities yet, and that takes a week of corrections rather than a better prompt.

Where to start this week

Pick the job you do every single week that has written-down rules, or could have. Give it a time to run and a place to put its answer. Leave it alone for a fortnight and see if you trust it.

If you want help working out which of the seven is worth building first in your business, have a look at how I work.