Your first agent should not run your life. It should prepare something useful so you can review it. Preparation first. Automation later.
Pick one repeated job.
Choose something you already do more than once: prepare notes, make a checklist, compare documents, or draft a first version.
Do not start with a whole department, a live system, or a complex business process. Start with one job you can recognise.
Make the job tiny.
Shrink the job until it can be tested once. One document. One meeting. One example. One folder.
Small is not weak. Small is how you learn safely. If the work still feels hard to describe, make it smaller again.
Use safe material.
Start with public, fake, sample, or low-risk material. Avoid customer, finance, HR, medical, confidential, or private data.
If you are unsure, use a made-up example. A first agent does not need real risk to teach you the shape of the work.
Say what output you want.
Ask for something you can check: a short brief, checklist, table, draft, questions, risks, or next-step list.
Clear output makes review easier. If you cannot tell whether the result is good, change the output before you add more tools.
Set boundaries before keys.
Say what the agent may read, what it may not touch, and when it must stop. Do this before adding tools, connectors, keys, or real files.
Your first agent should read and draft. It should not send, delete, pay, approve, publish, or update live systems.
Run one small test.
Run the smallest useful version once. Keep the result. Note what worked and what confused you.
Improve the instruction after the first run. The first test is there to teach you what the agent understood.
Review the evidence before using the result.
Ask what it used, what changed, what is uncertain, and what a human must check. Do not treat a confident answer as a checked answer.
The agent prepares. The person decides.
Try this plain instruction: Help me prepare [small job]. Use only [safe material]. Produce [output I can check]. Tell me what you used, what is uncertain, and what a human must review before anything happens.