One working system, start to finish
Every chapter uses Devian OS, the agentic operating system I built and run, as its example. Where it cannot do something, the book says so.
Free book · 178 pages
The Agentic OS.
How to run your business with a team of AI agents, and stay in charge. A practical training in book form, written from a real system that runs every day, with the failures left in.
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A free training · 178 pages
The
Agentic OS
How to run your business with a team of AI agents, and stay in charge.
Free training
What You Will Learn In This FREE Training:
- 01Why a chatbot is not a team, and what changes when AI agents get an operating system around them
- 02The six parts every agentic OS needs: agents, models, tools, memory, a task board and an approval gate
- 03How to hire AI agents by the job they do, and which kinds of model suit which kinds of work
- 04How to turn your workload into cards that agents pick up, finish and hand back for review
- 05The approval gate: how to let agents prepare everything while nothing reaches a customer without your yes
- 06How to give agents a memory that grows with your business instead of starting from zero every time
- 07How to keep it safe: secrets, workspaces and the permissions an agent should never have
- 08A working SEO pipeline, from live Search Console data to reviewed articles waiting for your approval
- 09How the same system writes scripts, drafts posts and makes video, and why it still asks before posting
- 10How to know what really happened, so a green light never hides an empty result
- 11A 30-day plan to build your own, week by week, starting with the tools you already have
Inside the book
Four parts, 14 chapters.
178 pages, from the idea to a 30-day build plan, plus templates, every checklist, a glossary and a technical appendix for builders.
PART ONE · The idea
- 01A chatbot is not a team. Chat made AI useful. It also quietly made you the glue holding every piece of work together. Here is what changes when you stop being the glue.
- 02The shape of an agentic OS. Six parts do the work and one holds them together. Once you can see the shape, every tool and product in this space becomes easier to judge.
PART TWO · Build the core
- 03Hiring your agents. An agent is a worker you have. A role is a job that needs doing. Keep the two apart and your system survives every change in the AI market.
- 04The board. Work that lives in a conversation dies with it. Work that lives on a board can be picked up, checked, split, retried and finished by whoever is best placed to do it.
- 05The approval gate. The gate is not a brake on the system. It is the reason you can let the system do everything else.
- 06Memory that compounds. A team that forgets everything each morning never gets better. The point of memory is not storage; it is making the right thing easy to find at the moment it is needed.
- 07Skills and tools. Tools are what an agent can do. Skills are how it knows the way you want it done. Both are permissions, and both are easier to add than to take away.
- 08Keeping it safe. An agentic OS holds your keys, your files and your accounts, and hands them to software that does what it is told. Safety is not one feature; it is a handful of boundaries, each of which has to be real.
PART THREE · Put it to work
- 09The SEO pipeline. From live Google data to reviewed articles waiting for your approval. The whole system on one real job, including the bugs that made it look finished before it was.
- 10The content studio. Scripts, posts, images, video, music, even small games. The same system makes all of it, and every piece still stops at the gate before it meets an audience.
- 11Voice and the daily briefing. Talking to your system is the most natural interface there is, and the least forgiving. Here is how to make it useful, fast enough, and honest about where your voice goes.
- 12Mission control. The screen you open first should answer one question, what do I do next, and every number on it should be something the system actually measured.
PART FOUR · Your turn
- 13Your first 30 days. An hour a day for a month. One board, one pipeline, one gate, one record, and by the end, a small team of agents doing real work that you approve.
- 14The operator's rules. Every rule in this chapter was paid for by a failure. Together they are the short answer to "how do I trust a system that works while I'm not watching?"
Appendices
- ATemplates
- BEvery checklist
- CGlossary
- DUnder the hood
- EQuestions people ask
Why this book
Written from a system that actually runs.
The failures left in
Field notes throughout tell what broke, what it looked like when it broke, and the rule that came out of it. No invented numbers anywhere.
Templates and a 30-day plan
Cards, role cards, skills, memory notes, reviewer instructions and a day-by-day plan, with a no-code track and a builder track.
Who it's for
Owners who want the work to move, and builders who want it to hold.
If you have used AI assistants and you are tired of being the glue between them, this is for you. If you want a system that makes money on autopilot with no involvement from you, it is not.
- Owners and operators who want repeatable work done by AI agents, with nothing reaching a customer until they approve it.
- Builders who have wired an agent to a tool and now face what comes after the demo: false successes, broken formats, noisy memory, unknown costs.
- Agencies and consultants who want to run client work through agents without losing control of what goes out in the client's name.
About the author
Hi, I'm Devian.
I'm an AI automation and SEO consultant, and I run my own work on the agentic OS this book describes.
I wrote the book I needed when I started building with AI agents: not hype and not a framework manual, but a practical account of how you put agents to work across a business and stay in charge of what goes out with your name on it.
FAQ
Before you download.
Is it really free?
Yes. The whole book, every chapter and appendix, free. No upsell inside it and no countdown timer on this page.
How do I get it?
Enter your name and email above. The book is emailed to you as a download link. If it isn't in your inbox within a few minutes, check your spam or promotions folder.
What format is it in?
A PDF designed as a 6 × 9 inch book, readable on a phone, tablet or computer, with clickable contents and printable checklists and templates.
Do I need to be technical?
No. Every chapter shows how to apply the idea with tools you can buy and set up without code. Builders get extra detail in boxes and in a technical appendix.
Will you email me anything else?
Only if you tick the box for the weekly newsletter. Otherwise the book is the only email you'll get.
Is the system in the book real?
Yes. Everything in it comes from Devian OS, the agentic operating system I built and run every day. Where it can't do something, the book says so.