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Lesson 004Field guide · AI Workflows & Systems

Building a Personal AI System

Assemble your own toolkit of prompts, routines, and checklists.

Intermediate10–13 min5 sections · exercise · quick check

You'll learn

  • What a personal AI system actually is (smaller than you think)
  • The four layers: recurring tasks, prompt set, routines, review rules
  • The weekly cadence that keeps a system alive and improving
  • Why starting embarrassingly small is the winning move
  • How to assemble your own v1 system today

01Section

A system is smaller than you think

"Personal AI system" sounds like something you'd need software for. It isn't. It's the previous three lessons connected: the tasks you repeat, the prompts that handle them, the routines that run them, and the rules for reviewing what comes out.

Plain-language definition

Personal AI system your recurring tasks, the stored prompts that handle them, the routines that run them, and your review rules — connected and visited regularly. Nothing more.

The bar is low on purpose

Two stored prompts and one weekly routine is a system. Really. What makes it a system is that the pieces connect and you keep showing up.

Checkpoint

02Section

The four layers

Build in this order — each layer feeds the next:

  1. Your recurring tasks: The short list of things you genuinely repeat — found with the spotting test from lesson one. Everything else builds on this list.

  2. Your prompt set: One stored library entry per task, complete and paste-ready — lesson three's work.

  3. Your routines: When each prompt runs: the trigger and the steps around it, in the Input → Process → Output shape from lesson two.

  4. Your review rules: One line per workflow saying what you check before the output counts — the review from lesson two's Process step, pulled out into its own layer here so it can't quietly get skipped. The layer people drop, and the one that keeps your name off unreviewed mistakes.

Quick knowledge check: You have a great stored prompt but keep forgetting to use it. Which layer is missing?

Quick knowledge check

You have a great stored prompt but keep forgetting to use it. Which layer is missing?

Checkpoint

03Section

The weekly cadence

A system stays alive because you visit it. Once a week, fifteen minutes, same slot — that's the maintenance contract. The visit has four questions:

  • Which workflows ran this week — and which did I skip? (Skipped twice usually means the trigger or the steps are wrong)
  • Where did an output disappoint me? Fix the stored prompt now — that's a v2
  • Is one recurring task still handled ad hoc that deserves a workflow?
  • Is anything ready to retire?

Checkpoint

04Section

Start embarrassingly small

The instinct after a lesson like this is to build the whole cathedral: every task systematized, a beautiful dashboard, twenty prompts by Sunday. Resist it.

The maximal start

A twenty-entry prompt library, a new note structure with tags, workflows for every task you might someday repeat. Impressive for a week. Abandoned by week three — maintaining it became its own job.

The embarrassing start

Two stored prompts, one Friday routine, one review rule each. Small enough that skipping it would feel silly. Still running months later — and it grew one piece at a time, each piece added because the system was already working.

The failure mode isn't building too little — it's building a system big enough to feel like a chore. A system you skip isn't a system.

Key takeaway

Start with a system so small it's embarrassing. Embarrassing survives. Impressive gets abandoned.

Checkpoint

05Section

Your v1 starter kit

So here's the whole v1, concretely:

  • Two tasks

    The two recurring tasks that cost you the most repeated effort

  • Two prompts

    One stored library entry for each, complete and paste-ready

  • One routine slot

    A named time each week when the workflows run

  • One review rule each

    A single line per workflow: what you check before the output counts

Pause and think: Which two tasks make the cut for your v1? Not the most interesting ones — the ones that cost you the most repeated effort.

Checkpoint

Prompt exercise

Assemble your v1 system

Copy this prompt into ChatGPT, Claude, Gemini, Copilot, or whichever AI tool you have access to — the website doesn't run AI itself. When you're done, save the one-page result next to your prompt library.

Help me design version 1 of a personal AI system — deliberately small. Ask me one question at a time to find: the two recurring tasks that cost me the most repeated effort, what I already use AI for, and when in my week I could reliably spend fifteen minutes on a review. Then output my v1 system on one page:

- Task 1 and Task 2: for each, a draft prompt I can store, the trigger that starts it, and a one-line review rule
- Weekly review: the day, the time, and the four questions I'll ask (what ran, what disappointed, what's still ad hoc, what retires)

Keep it small enough that skipping it would feel silly. Do not add extra tasks, tools, or steps beyond this.

Reflection: Look at your v1. Does any part of it feel like a chore already? Cut that part. The version you'll actually run next week is the right version.

Quick check

3 quick questions — no pressure

There's no pass or fail here. Answer them all, and we'll show you the answers either way.

1. What's the smallest thing that counts as a personal AI system?
2. In the four layers, where does "when and how each prompt runs" live?
3. Why does this lesson push you to start embarrassingly small?