At a fictional bookkeeping practice in Paya Lebar, the partner, Anand, says what many owners say when a recurring chore piles up: "I just need an intern for this." Every month, around 30 small-business clients must send bank statements, receipts and supplier invoices. Every month, a senior bookkeeper spends the first week sending reminders, checking what has arrived and chasing what has not.

The instinct is sound, and it is a useful way to think about AI agents. A guide on the AI intern metaphor offers a simple test: if you could brief an intern on a task in writing, an agent can start on it; if the task needs judgement, relationships or authority, it stays with people. The metaphor also suggests how to introduce one: supervised at first, taught in writing, trusted more as it proves reliable. It breaks in places, too, and knowing where matters as much as the plan.

Run the intern test on the task list

Anand lists everything involved in the monthly document chase and sorts it into two columns.

Briefable in writing:

  • Send each client a reminder listing the documents still outstanding.
  • Check each upload against the client's checklist: a statement for every account, the right month, readable pages.
  • Mark what has arrived and what is missing.
  • Draft a second reminder for anyone still missing documents after a week.
  • Prepare a Monday status summary for the team.

Needs judgement, relationships or authority:

  • Deciding how to treat an unusual transaction.
  • Telling a client their records are not good enough.
  • Agreeing a later deadline.
  • Anything about fees.
  • The client who is three months behind and needs a phone call from someone they know.

A useful rule: if you could not write the instructions on one page, the task is not ready for an intern or an agent. Tidy the process first; our guide to writing a process people use shows how.

Write a role card before day one

A new hire gets a role description. An agent needs one more, because it cannot pick up the unwritten parts by sitting in the office. Anand's one-page role card covers:

  • Purpose: get every client's monthly documents in, complete, by the tenth.
  • May read: client upload folders and the document checklist. Not the accounting ledgers or client correspondence outside the chase.
  • May produce: reminder drafts, the Monday summary, and updates to the "received" column of the checklist.
  • Never: send anything to a client without approval at first, discuss fees, give tax or accounting advice, or delete or move files.
  • Escalate when: a client replies with a question, a document looks as if it belongs to a different client, or anything mentions a dispute, a penalty or a letter from a tax authority.
  • Supervisor: Hui Min, the senior bookkeeper, who reviews its work at 10am and 3pm.
  • Reading pack: the checklist, the reminder templates, the firm's tone notes, and a list of client-specific exceptions, such as a client who always sends statements by post.

The reading pack is the training. Write it as you would for a capable newcomer who cannot ask questions.

Supervise the first month like a probation

Week 1: shadow. The agent produces the Monday summary and marks uploads, but sends nothing. Hui Min compares its checklist with her own and notes every disagreement.

Weeks 2 and 3: draft everything. Reminders are drafted for every client; Hui Min approves, edits or rejects each one. Every correction becomes a change to a template or the exceptions list, not a one-off fix. Teaching happens once, in writing, and is then repeated the same way.

Week 4: review. Like a probation review, this looks at the record, not impressions. What kinds of mistakes did it make? How long did reviewing take compared with doing the job by hand? Which tasks have gone two weeks without a correction?

After that: earned trust, task by task. In this example, first reminders to clients with no exceptions start sending automatically on the scheduled date, with every send logged. Second reminders, and anything to a client on the exceptions list, still wait for Hui Min. Fees, advice and relationship conversations never move. All names, figures and dates here are illustrative.

Where the metaphor helps you

In some ways an agent is easier to work with than a new hire.

  • It works outside office hours. An upload at 11pm is checked the same way as one at 11am.
  • What you teach stays with the business. The role card, templates and exceptions list remain when the arrangement changes, unlike an intern's know-how at the end of a placement.
  • It follows the procedure every time. That consistency is the point. It also means a wrong template produces the same mistake for every client, so correct the document, not the individual draft.
  • Volume is a capacity question, not a recruitment round. Forty clients instead of 30 does not need a new hire, though review time grows with it.

Where the metaphor breaks

In other ways the comparison flatters the software.

  • It cannot wander over and ask what you meant. A vague instruction an intern would query is one an agent may fill with a guess. The clarity a person forgives, software requires.
  • It has no judgement you did not specify, and no relationships. Clients know Hui Min, not the tool.
  • It carries no accountability. The named supervisor answers for what goes out. That is why the approval boundary exists.
  • It will not grow into your next senior bookkeeper. If what you need is someone to develop, who will build client relationships and take on judgement over time, hire the person. The realistic gain from an agent is capacity for the people you have, not fewer people.

Common questions

What work can an AI agent take on first?

Apply the intern test: work you could brief an intern on in writing, such as reminders, checking uploads against a checklist and weekly summaries. Work that needs judgement, relationships or authority stays with people.

How long should an agent be closely supervised?

Long enough to build a record. In the fictional practice's plan, it shadows for a week and drafts everything for two weeks; only after a review do first reminders to clients without exceptions start sending automatically.

When is hiring a person the better choice?

When the role needs judgement, client relationships or someone who will grow into more responsibility. An agent adds capacity for the team you have; it does not replace those.

Sources

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