550+
4.7★
#1
6
AMAZON RATINGS
AVERAGE RATING
#1 IN 3 CATEGORIES
BOOKS IN SERIES
WE ASKED 100+ READERS
Sound familiar?
"I never know how to phrase it."
25% OF READERS
CROFTC
Six inputs tell you exactly what to write, so you stop staring at a blank box.
"It gives me a different result every time."
14% OF READERS
REPEATABLE
The same structure gives you the same quality, prompt after prompt.
"It just invents answers I can't trust."
14% OF READERS
CONDITIONS
Tell the model what it may not do, and the guessing drops away.
"It changes faster than I can keep up."
21% OF READERS
EVERGREEN
One framework that outlives whichever model is on top this month.
Based on 100+ answers to "What's your #1 frustration with AI?" from EntreNexus readers.
HOW IT WORKS
From free prompts to paid products.
STEP 02
Get the system
Pick the book that fits where you are: beginner to pro, agents, or the full bundle.
STEP 03
Run it live
Go hands-on with the upcoming course and turn the system into shipped products.
THE METHOD, LIVE
Turn any idea into a structured prompt.
It's the framework behind all six books. Now picture it working on every prompt you write.
THE LIBRARY
One system. Six ways in.
Six inputs behind every prompt in the series, so your results stay consistent, page after page.
WHAT READERS SAY
550+ Ratings. 4.7★ average.
★★★★★
✔ VERIFIED
I want to make good use of AI
"I didn't know where to start, but understanding the core, fundamental structure made my fear disappear. With its range of applications and prompt examples to reference, I feel I can create my own."
Kindle Customer
AI Prompt Engineering Bible · Dec 2025
★★★★★
✔ VERIFIED
Where AI finally becomes operational
"This made me realize the real leverage starts with agents, not prompts. The A-CROFTC structure and workflow examples gave me a clearer way to design useful automations."
Mariusz
AI Agents Bible · Feb 2026
★★★★★
✔ VERIFIED
New to AI
"This book shows the proper wording for prompts to get AI to give you exactly what you're looking for, and how to use it to its fullest potential."
James Boston
PE Bible for Creators · Jun 2026
Tomasz Dylik
AUTHOR · CREATOR OF THE CROFTC FRAMEWORK
20+ years in retail e-commerce and international pricing, and since 2019 a growing library of AI guides on Amazon. I take what actually works and turn it into a repeatable system for people who want results, not hype.
· #1 Bestselling AI author
· AI Academy Ambassador
· Creator of the CROFTC framework
· Tech. Reviewer · Apress / Springer
FREE TOOLKIT
Get the 500+ prompt toolkit, free.
✓ 500+ copy-paste prompts, organized by use case
✓ The 1-page CROFTC cheat-sheet
✓ Fresh prompts added every month
Join 1,500+ readers already on the list.
COMING SOON
The Course upgrade.
I'm building a hands-on course around the same system, so you can run it, not just read it. It isn't recorded yet, join the waitlist for early access and founding-member pricing.
PLANNED
MODULE 01
The CROFTC method, end to end
PLANNED
MODULE 02
Your first reliable prompt
PLANNED
MODULE 03
Build a no-code AI agent
PLANNED
MODULE 04
Launch a product in 14 days