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AI Agents

1 article · 5 tutorials · 7 field notes

Articles

August 21, 2026/AI Era

I've Made 1,800 Tutorials. Most of Them Are Already Dead.

The tutorial model is broken, and AI broke it for good. Agent Evergreen is my answer — a living library of working systems that stay current as the tools change, built in public over the next 30 days.

agentsagent-evergreenAI

Tutorials

September 9, 2026/AI Era

How To Build Your First AI Agent From Scratch

Build a simple AI agent with two Markdown files and Claude Code in VS Code. Give it context, instructions, and a useful job to do.

ai-agentsclaude-codevscode

Field Notes

Definition

What Is Codex?

Codex is OpenAI's coding agent, which reads your code, makes changes, and runs commands from the terminal, a code editor, a desktop app, or OpenAI's cloud.

Definition

What Is Claude Code?

Claude Code is Anthropic's coding agent, which reads your project, edits files, and runs commands based on what you describe in plain English.

Definition

What Is Human-in-the-Loop?

Human-in-the-loop is an AI workflow that pauses at key steps for a person to review or approve the work, so the AI does the busywork while you keep the final say.

Definition

What Is a Runtime?

A runtime is the environment actually running your code right now, as opposed to the code just sitting on disk waiting to be run.

Did You Know

Agent vs. Chatbot

A chatbot replies to what you ask; an AI agent can take multi-step action on its own, using tools and checking results, to complete a task rather than just describe it.

Definition

What Is Agentic AI?

Agentic AI refers to systems where an AI agent plans and takes multi-step actions toward a goal, adjusting as it goes, instead of just responding to one input at a time.

Definition

What Is an AI Agent?

An AI agent is an LLM given tools and a decision loop, so it can take actions and react to their results instead of just answering a single prompt.