Products

Guides and playbooks that turn AI tools into agents and workflows you can rely on every day.

27 products

AI Systems
Production AI Stack Map
See the whole stack on one page. The layer nobody owns shows up as an incident. This guide makes it show up as an empty cell first. What you get Eight layers of a production AI stack, from the edge to the runbook For each layer: what it is for, and where it runs, described as a role The failure to rule out first, and the decision that stays with a person A page you copy and fill for your own stack A pointer to the book that goes deep on each layer How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who runs an AI stack and wants to see all of it on one page. Format A free PDF guide of 27 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Free
AI Systems
Agent Kill Switch
The time to build the stop button is before you need it. The stop that stops the agent but not the queue behind it. What you get A halt that every worker checks A soft stop and a hard stop Access you can revoke in one step What to check once everything is quiet A check you can run to prove the stop works One page you fill in for your own setup How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who runs an agent that acts on real systems. Format A free PDF guide of 29 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Free
AI Thinking
Your First AI Conversation
Your first AI conversation, from the account to the answer you keep. You have never used an AI assistant. This guide starts at the sign up page. What you get The ideas that are the same in every major assistant: an account, a conversation, a message, an instruction, a follow up, a saved project Which privacy setting to check first What never to type in How to refine a first answer How to name and keep what you make A page to log your first conversation How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who has never used an AI assistant. Format A free PDF guide of 25 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Free
Foundations Bundle
Everything you need to start, in the order you need it. The usual failure is buying five tools before you know the one task you need. What you get: 5 e-books AI Agents Explained For Business Owners ($27) Automate Your First Week ($17) The Real Cost Of An AI Agent ($17) The Lead Follow Up Automation Playbook ($47) Choosing AI Tools Without Regret ($27) Bought separately these cost $135. As a bundle: $97. You save $38. How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Owners and professionals who want to start with AI in a sensible order: what an agent is, a first automation, what it really costs, one lead process and how to choose a tool. Format Each e-book is a PDF, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$97
Bundle
Systems Bundle
Eight books, one method: build it, secure it, host it, gate it. The usual failure is solving one layer well and being hit by a live incident in the next. What you get: 8 e-books MCP Server With OAuth 2.1 ($97) MCP Tool Design And One Registry ($47) Agent Orchestration With Deterministic Guardrails ($147) Multi Tenant Postgres, RLS And Safe Migrations ($77) Cloudflare As Application Infrastructure ($77) Self Hosting AI On Hetzner With Coolify ($97) Agent Assisted Development Workflow ($27) Engineering Gates For AI Written Code ($47) Bought separately these cost $616. As a bundle: $397. You save $219. How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who run AI systems in real use and want every layer written down. Format Each e-book is a PDF, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Total value~~$616~~$397
The Complete Systems Library
The whole library, once. The usual failure is owning the guides and never wiring them together. What you get: 21 e-books MCP Server With OAuth 2.1 ($97) MCP Tool Design And One Registry ($47) Agent Orchestration With Deterministic Guardrails ($147) Multi Tenant Postgres, RLS And Safe Migrations ($77) Cloudflare As Application Infrastructure ($77) Self Hosting AI On Hetzner With Coolify ($97) The AI Operating System ($197) AI Agents Explained For Business Owners ($27) The Lead Follow Up Automation Playbook ($47) Automating Proposals And Contracts ($77) Automate Your First Week ($17) Agent Assisted Development Workflow ($27) Choosing AI Tools Without Regret ($27) Engineering Gates For AI Written Code ($47) The Real Cost Of An AI Agent ($17) AI Foundations ($17) Advanced Prompting ($27) Local AI And Data Privacy ($27) AI For Business And Productivity ($47) AI Automation And Workflows ($47) AI Power User ($77) Bought separately these cost $1,267. As a bundle: $797. You save $470. How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders and owners who want every paid e-book of the line, from a first automation to the AI operating system, for one price. Format Each e-book is a PDF, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$797
AI Systems
MCP Server With OAuth 2.1
Your MCP server works when you try it once. Here is what it does in real use. One shared key in every client configuration cannot be revoked, cannot be attributed and never expires. What you get A credential ledger you can switch off, one client at a time OAuth 2.1 with PKCE and refresh rotation, built on RFC 7636 and RFC 7009 Self registering clients that still need a human to approve them Tokens bound to the one server they were issued for A stateless Streamable HTTP transport and a tool structure that scales The runbook for the day a token outlives its client How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who run an MCP server in real use, or are about to. Format A PDF e-book of 71 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$97
AI Systems
MCP Tool Design And One Registry
A tool an LLM cannot read is a tool it will misuse. The model sees only what you wrote: a name, a description and a schema. Everything else it guesses. What you get Three rules that make a tool description something a model can act on A ban list for vague verbs, and a policy of no delete tools One registry that declares each operation once and derives REST, OpenAPI, MCP and CLI Parity tests that prove the four never disagree The runbook for the day a tool is called wrongly How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who expose tools to a model and want fewer wrong calls. Format A PDF e-book of 49 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$47
AI Systems
Agent Orchestration With Deterministic Guardrails
Let the model interpret. Never let it decide alone. An agent system fails in four ordinary ways: a run resumes twice, an approval nobody sees expires, a model call is submitted again after a timeout, and an agent finds a second door around the check. What you get A typed split between what the model interprets and what code decides Leases and atomic checkpoints for runs that can crash Approvals bound to the exact thing that was reviewed A gate that turns intent into action, with no second door Receipts for every provider call, and replay from what the provider actually said A safe way to drive local AI command line tools as engines How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who run agents that act on real systems. Format A PDF e-book of 66 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$147
AI Systems
Multi Tenant Postgres, RLS And Safe Migrations
One missing clause in a policy is one customer reading another customer’s data. A policy can pass every test and still leak in real use. What you get A tenant id the database sets for you, not the application Row level security policies you have attacked from a second tenant Privileges granted in the order that cannot leak Migrations that widen before they tighten Rehearsals inside a transaction that rolls back A database move you can prove with a schema hash and row counts How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who run a multi tenant product on Postgres. Format A PDF e-book of 65 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$77
AI Systems
Cloudflare As Application Infrastructure
One Worker, one job, one host. A setup works until the origin is reachable around the proxy, or an email link changes state because a prefetcher opened it. What you get One Worker per job, each with its own host and its own bindings A D1 outbox that your backend drains and applies exactly once R2 buckets you can lock and restore from Links in email that never change state on GET An origin that only Cloudflare can reach Rate limits keyed on the client you can trust How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who run an application on Cloudflare Workers, D1 and R2. Format A PDF e-book of 60 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$77
AI Systems
Self Hosting AI On Hetzner With Coolify
Your stack, your server, your rules. Including the ones that page you. A server you host yourself is yours to keep alive: the backup nobody restored, the container that eats the host. What you get A Hetzner server reached through Tailscale Coolify with a migrator that keeps the owner credential away from the service A Cloudflare only origin you can prove Backups to R2 that you prove by restoring them A monitor that pages you on Telegram Limits that stop one container from eating the host, and the incident runbook How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who host their own AI stack and carry the pager. Format A PDF e-book of 58 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$97
AI Systems
The AI Operating System
Stop assembling it from ten blog posts. Six books make six layers correct on their own. What remains breaks where two layers touch: an audit that finds nothing, a restore that undoes a revocation. What you get The map: how identity, tools, orchestration, data, the edge and the servers fit together The interfaces between the layers, and what fails when the two sides disagree The order to build the layers in Seams you can test, each with the check that proves it One owner and one human decision for each layer A one page runbook that works across layers How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who run a live AI stack and own more than one layer of it. Format A PDF e-book of 72 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$197
AI Business
AI Agents Explained For Business Owners
Before you buy an agent, learn the questions that decide whether it works. The demonstration that works once and never again. What you get A test that tells an agent from a workflow A question sheet for any vendor or developer A way to choose the first task, and what never to automate A checklist for reading a vendor demonstration A register of the points where a person decides A one page brief to hand to the person who builds it How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Business owners who are about to buy or commission an agent. Format A PDF e-book of 66 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$27
AI Business
The Lead Follow Up Automation Playbook
The lead did not say no. Nobody replied. The reply that goes out to the wrong person. What you get A single door that every enquiry passes through Five questions that tell a warm lead from a curious one Replies drafted only from facts you hold A follow up cadence with hard stops for replies, opt outs and closed deals An approval step that checks who a message is going to before it leaves A test you can run with a fake lead today How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Business owners and one person businesses who want a lead flow that one person can own. Format A PDF e-book of 62 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$47
AI Business
Automating Proposals And Contracts
Your best proposal is the one you did not rewrite from scratch. The clause that read right and meant something else. What you get Meeting notes turned into a structured proposal draft A fixed clause library that carries the legal text A review gate that decides what leaves the building Invoices and milestones Sending, tracking and change requests A check you can run on a test brief How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Agency owners, freelancers and other one person businesses. It is not legal advice: a lawyer reviews your clauses. Format A PDF e-book of 62 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$77
AI Work
Automate Your First Week
One small automation a day, for seven days. The automation that saves time on paper and gives it back in review. What you get Day 1: the task worth automating, chosen with five questions Day 2: a research digest Day 3: a meeting alert Day 4: a record that captures itself Day 5: the review step and the person who approves Days 6 and 7: flows that tell you when they fail, and a log to decide which to keep How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for People who are not engineers and use any automation tool. Format A PDF e-book of 57 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$17
AI Work
Agent Assisted Development Workflow
Your agent writes code. Who checks the gate? An agent edits what you never asked it to touch. What you get One rules file that every tool reads Hooks that block a destructive command before it runs Task packets that say what the agent may touch and when it must stop Rules that keep invented facts out of your code A code index the agent can query A review gate before anything merges How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Developers who let agents write code. Format A PDF e-book of 51 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$27
AI Tools
Choosing AI Tools Without Regret
Every tool demonstration is the best day that tool will ever have. The tool that wins the demonstration and loses an ordinary Tuesday. What you get A verdict form that ends in ADOPT, TRIAL, REJECT or NOT TESTED, for one task A test on your real task, with the pass mark written before the first run Cost and time per accepted result, computed from your own log by a script you can run A weaknesses first list with a gate rule, and the questions to ask a tool's own terms A one page scorecard with gates, sealed weights and a weight stress test A switch or stay rule with a break-even, and copy sheets for every step How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who must choose, or defend, an AI tool for a real task and wants to judge it with their own numbers. Format A PDF e-book of 66 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$27
AI Tools
Engineering Gates For AI Written Code
A green build is not a gate. AI written code arrives fast, compiles, and passes the checks it was allowed to see. What you get One gate definition that hooks and CI both run Ratchets that can only get stricter Tests selected from measured coverage, with a full suite fallback Type rules that remove any and casts A secret scan that runs before the commit exists An honest list of what a gate cannot catch How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Builders who ship AI written code. Format A PDF e-book of 55 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$47
AI Thinking
The Real Cost Of An AI Agent
What an agent costs is more than the API bill. The saving that disappears in review. What you get The eight cost lines of an agent, and where each number comes from A way to time build and review so the saving is measured, not remembered The cost of a failure, and why a clean trial does not mean zero Upkeep counted from the first day, and a payback formula that holds A cost model you run with your own numbers only, as a script or by hand A rule, written before the result, to keep, change or stop How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who runs or plans an AI agent and wants the real cost with their own figures. It contains no prices and no benchmarks. Format A PDF e-book of 52 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$17
AI Thinking
AI Foundations
Start here: what AI is, how to ask it, how to check it, and how to use it every day. A court record shows what happens when AI output goes out unchecked, so this book starts with the check. What you get What AI is, and what it is not A request template: context, task, format A routine to check what an AI tells you A prompt for each kind of work: reading, research, writing, analysis and decisions A log of what you checked A seven day plan to make it a daily habit How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who has barely used AI and wants a clear, safe start. Format A PDF e-book of 72 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$17
AI Work
Advanced Prompting
Stop rewording prompts by feel. Test them on your own cases. You already use AI chat. This book makes the results repeatable. What you get The parts of a prompt that matter When step by step reasoning and extended thinking help, and when they only cost you How to teach by example, and turn a good prompt into a template How to work with long documents without trusting them blindly How to pick a model for each task How to run all of it as a team, with a test on your own work at the end of every chapter How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for People who already use AI chat and want repeatable results. Format A PDF e-book of 66 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$27
AI Tools
Local AI And Data Privacy
Run AI on your own computer, and learn exactly what still leaves it. Running AI on your own computer does not by itself settle what leaves it. What you get Ollama installed, with a check of what it sends LM Studio, with its own privacy terms read for you A model chosen by testing your documents, not by a ranking A PDF reviewed offline A rule for which documents may ever go to a cloud model Copy sheets: a document sensitivity register, a network check log, a model test log and a routing table How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Anyone who wants to run AI on their own computer and keep sensitive documents private. Format A PDF e-book of 68 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$27
AI Business
AI For Business And Productivity
AI writes the draft. A named person signs it. The risks are the number nobody checked and the client data in the wrong tool. What you get The few tasks worth automating first Client messages, content and sales material drafted from facts you hold A check of every number a model gives you against its source Questions to prepare for your lawyer, instead of replacing them A rule for keeping client data out of the wrong tool A team rollout, and blank worksheets to measure the result with your own figures How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Business owners, managers and agency leaders. It is not legal or financial advice. Format A PDF e-book of 81 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$47
AI Work
AI Automation And Workflows
Build the flow, set its limits, and know the day it breaks. The flow that stops and tells nobody. What you get Flows that check every model reply Reusable assistants that you test like software An agent loop with a step limit Email and calendar flows that only draft A document pipeline that sends doubtful pages to a person The logs and alerts that tell you when something stops How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for People who have started with AI and want it to do real work without writing software. Format A PDF e-book of 81 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$47
AI Tools
AI Power User
Connect an AI assistant to your files and database, and know what it can read, change and undo. An assistant connected to your files or database can read and change what the connection reaches. What you get One connection at a time: a folder, a database, a terminal assistant, images For each one, what it can read and change, and how to narrow it How to see what the assistant is about to do How to roll it back Commands run in a sandbox on macOS, with the failures shown A method for testing new tools on a throwaway task How it is written Every chapter opens with how it breaks and ends with the one decision that stays with a person. Who it is for Advanced users who are not software engineers. Format A PDF e-book of 71 pages, 6 by 9 inches. Licensed for personal use. The file is protected: copying, editing and printing are restricted. Stellarwind AI publishes how real AI systems are built, set up and run.
Value$77