FOR FOUNDERS AND OPERATORS ALREADY USING AI

Your AI finishes the work. Then your company forgets what it learned.

You repeat the context. Correct the same mistakes. And remain the judgment layer for every decision that matters. AI creates more output—but your business does not get smarter.

The 38X AI Company is a 144-page practical guide to building the missing loop: transfer your expertise, connect AI work to real outcomes, preserve what reality teaches you, and make the next attempt better.

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By Keith Rumjahn—built two companies, sold one, and took another public.

Signed & numbered by Keith 20 Hong Kong copies · US$20

Amazon editions: Paperback Hardcover Audiobook

A physical mockup of The 38X AI Company by Keith Rumjahn
The 38X AI Company · 144 pages

FOUR WAYS AI LEVERAGE GOES WRONG

The failure rarely looks like failure. It looks like progress.

AI can make the wrong work look extraordinarily productive. Which version are you living?

01THE PROLIFIC FOUNDER

You can build anything—so you keep building everything.

Apps, agents, offers, and automations pile up. You are moving faster than ever, but you cannot point to the business result that improved.

What is really happening: AI removed the cost that used to force you to choose. The bottleneck moved from execution to judgment.

02THE EXPERIENCED EXPERT

The work looks polished. You still have to fix it.

You rewrite the tone, correct the same assumptions, and explain the exceptions that feel obvious to you. The prompt changes; the disappointment does not.

What is really happening: AI has your instruction, but not the standards and hard-earned distinctions behind your craft.

03THE AUTOMATION-MINDED OPERATOR

You automated the task—and became the automation operator.

You copy context between tools, rescue broken handoffs, check whether anything actually happened, and keep the whole system alive yourself.

What is really happening: The workflow can execute, but it cannot see enough context or judge its own result.

04THE INDISPENSABLE OWNER

Every important decision still comes back to you.

The AI produces more. Your team produces more. Yet quality, priorities, customer nuance, and the final yes or no still live in your head.

What is really happening: Your business is using AI labor without transferring the judgment or memory that would make it less dependent on you.

Open book spread explaining why cheaper AI execution makes bad judgment more expensive
Inside the book: the other side of abundant execution.

LOOK INSIDE

Read the first chapter before you buy.

See the real writing, illustrations, and argument—28 pages from the finished book.

LOOK INSIDE

The 38X AI Company

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Opening Chapter 1…

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A DIFFERENT WAY TO USE AI

Do not just give AI more work. Build the capability around it.

The model is widely available. Your advantage is what surrounds it: the judgment, standards, context, evidence, and memory your competitors cannot copy with one prompt.

01

BEFORE THE PROMPT

Let AI question the work before it executes it.

Instead of asking for an answer immediately, use AI to interview you one question at a time, challenge the comfortable assumption, and expose what the work is supposed to change.

02

BEYOND THE PROMPT

Teach the standards hiding inside your experience.

A copied prompt is only the steering wheel. The real advantage is the system around it: examples, counterexamples, rules, context, corrections, and the distinctions an expert notices.

03

AFTER THE OUTPUT

Make reality improve the next attempt.

Judge the work by what happened, preserve the lesson that survives the evidence, and make sure the next cycle begins with something the first one did not know.

The book shows how to build this in stages—without replacing every tool, becoming an engineer, or automating your whole company at once.

THE 38X FRAMEWORK

Six questions turn completed work into a learning loop.

You do not need to automate everything. You need to find where the loop breaks, strengthen that stage, and run it again.

  1. 01 THINK What deserves execution?
  2. 02 TEACH What do I know that AI needs to know?
  3. 03 CONNECT What context is AI missing?
  4. 04 SEE How will it know if it worked?
  5. 05 LEARN What did reality teach us?
  6. 06 REMEMBER Will the next attempt know this?

THINK TEACH CONNECT SEE LEARN REMEMBER

Open book spread showing the six-stage 38X loop from Think through Remember
Look inside: the complete system on a single spread.

WHAT CHANGES AFTER YOU READ IT

Stop asking only what AI can do.

Start building the judgment, context, feedback, and memory that let AI create useful business leverage.

  • 01Decide which work actually deserves AI execution.
  • 02Turn judgment and experience into standards AI can use.
  • 03Connect AI work to the context and business outcomes it needs.
  • 04Separate real evidence from activity, prediction, and polished output.
  • 05Preserve useful lessons so the next attempt behaves differently.
  • 06Build the smallest useful loop before adding more automation.
A blank 38X worksheet beside a completed worksheet with all six stages filled in
You do not finish with ideas. You finish with your first loop.

THIS BOOK IS FOR YOU IF

AI feels powerful. The results still depend on you.

It is written for entrepreneurs, solopreneurs, experts, and operators who already use AI but still carry the standards, context, feedback, and memory themselves.

It is not:

  • a prompt dump;
  • a model comparison;
  • a promise of overnight autonomy;
  • a catalog of this month’s tools.

ONE PURCHASE. A COMPLETE STARTING POINT.

Read the operating system. Then put it to work.

The complete seven-dollar digital bundle with the book, worksheet, assessment, loop builder, prompt library, PDF, and EPUB
The complete book and implementation system, together for US$7.
01

Complete PDF

A fixed-layout edition for reading, printing, and annotation.

02

Complete EPUB

A reflowable edition for Kindle, Apple Books, and other readers.

03

AI Fluency Assessment

See how effectively you use AI now and where your leverage breaks.

04

Build Your First 38X Loop

A guided interview that finds the smallest useful loop for your business.

05

Companion Library

The framework worksheet, every book prompt, and implementation resources kept current.

The principles in the book do not expire. The tools do. The companion library is where implementation resources stay current.

BUILT FROM REAL BUSINESS FAILURES, NOT AI DEMOS

“AI makes execution cheaper. That makes bad judgment more expensive.”

Keith Rumjahn has lived both versions of scale.

He has built two companies, sold one, taken another public, raised roughly US$20 million, and led an international team of about forty people.

Today he operates apps, digital products, content systems, and AI workers that serve real customers and encounter real failures. The 38X AI Company is the operating system he wishes he had built earlier: one designed to compound results without endlessly compounding headcount, complexity, and pressure.

WHAT PEOPLE SAY ABOUT KEITH'S TEACHING

The ideas are designed to be used.

These testimonials are about Keith's courses and teaching—not reviews of The 38X AI Company. Book reviews will be shown separately as readers submit them.

LIMITED AUTHOR EDITION · 20 COPIES

A hardcover signed and numbered by Keith.

Keith is setting aside 20 copies for readers in Hong Kong. Each hardcover is personally signed and numbered, with an optional one-line inscription.

  • Complete PDF + EPUB included immediately
  • Optional inscription, up to 120 characters
  • Dispatched from Hong Kong within 2–3 weeks
  • Hong Kong delivery only by standard untracked mail

Outside Hong Kong? Order the paperback or hardcover from Amazon.

Signed hardcover US$20

Standard untracked Hong Kong shipping included

US$20 total · Hong Kong addresses only · Phone number not collected
Made personal, with a fair safety net.

Cancel for a full refund before signing or dispatch. After dispatch, personalized copies cannot be returned for a change of mind; damaged, lost, or incorrect parcels will be replaced or refunded. Full terms · Privacy

START WITH ONE LOOP

Get the complete digital edition.

Download both formats immediately, then use the companion Assessment and Builder to find the first part of your business to strengthen.

PDFEPUBCompanion resources

One-time payment

US$7 Secure checkout through Stripe. No subscription.
Read it for seven days.

If it does not help you identify where your AI workflow breaks and what to improve next, email keith@rumjahn.com for a full refund.

Prefer another format? Order a print or audio edition from Amazon.
Paperback Buy on Amazon ↗ Hardcover Buy on Amazon ↗ Audiobook Listen on Amazon ↗

QUESTIONS

Before you begin.

Which formats are available?

The US$7 direct purchase includes the complete PDF and EPUB. A limited run of 20 signed, numbered hardcovers is available for Hong Kong delivery and includes both digital files. Paperback, hardcover, and audiobook editions are also available from Amazon.

Do I need to know how to code?

No. The framework starts from the work you already understand and the technical ability you have today. Your first useful loop may be as simple as AI plus a spreadsheet.

I already use AI every day. Will this be too basic?

No. The book starts where frequent AI users often get stuck: producing more work without transferring enough judgment, context, feedback, or memory for the system to improve. It is about the capability surrounding the model, not beginner prompt syntax.

Is this another prompt book?

No. It explains why copying a good prompt often fails to reproduce expert work, then shows how to make your standards, examples, corrections, context, and outcomes usable by AI. The companion library still includes every prompt from the book so you can put the ideas to work.

Is the book tied to specific AI tools?

No. Models and tools change quickly. The book focuses on the durable capabilities a business needs: judgment, context, outcomes, learning, memory, and bounded automation. The companion library is where implementation resources stay current.

Do I need to rebuild or automate my whole business?

No. Start with one recurring piece of work you already understand. The book helps you find the weakest part of that loop and strengthen only that part before adding more automation.

What are the companion resources?

The free companion library includes the AI Fluency Assessment, Build Your First 38X Loop, the framework worksheet, and a copyable prompt library.

How do I receive the files?

Stripe sends you back to a private download page immediately after payment. We also email a reusable access link.

What if the book is not useful to me?

Read it for seven days. If it does not help you identify where your AI workflow breaks and what to improve next, email keith@rumjahn.com for a full refund.

THE 38X AI COMPANY

Your AI already produces work.
Make the work compound.

PDF + EPUB · Immediate access · Seven-day guarantee