So what is an agent?

<h1> The Agent Loop </h1> <p><em>The entire AI agent stack in 60 lines of Python.</em></p> <p><a class="article-body-image-wrapper"

<p>Most developers spent 2023 and 2024 experimenting with AI-assisted code completion and chat interfaces. Those tools were useful—but they were also passive. You typed a prompt.

<h3> For a more in-depth guide </h3> <p>Medium: <a

<p>Everyone's talking about AI agents. But most explanations jump straight to frameworks — LangChain, CrewAI, AutoGen — without explaining what an agent actually <em>is</em> under

<h2> From Theory to Reality </h2> <p>So far, you’ve learned <strong>what agents are, how they think, and when to use them.</strong></p> <p>Now comes the turning point:</p>

<p>I'm a huge fan of coding agents. My daily consumption is at about <strong>7 million tokens</strong> and growing. I started on Cursor, fell in love with OpenCode, got into

<p>On March 31, 2026, Anthropic accidentally shipped the entire source code of Claude Code — its flagship AI coding agent — inside a routine npm update. No hack. No reverse

<p>What three independent research groups concluded in early 2026 — and what it means for anyone building agent pipelines today</p> <p>In the first quarter of 2026, at least three