# obsidian

There are hundreds of videos out there on how to remember everything you read, with millions of views between them. Dan Koe says the whole premise is pointed the wrong way: memory is not an input problem, it is a feedback-system problem. This one covers the four parts of helmsman-style learning, why the second brain turns into a graveyard for ideas, and a note-taking and writing workflow you can actually pull from.

Obsidian v1.12 ships an official CLI that lets you control your entire vault from the terminal. On the surface it's a power user tool — underneath, it's paving the road for AI agents. This article covers the full CLI command reference and demonstrates real Claude Code + Obsidian CLI workflows.

The original article builds a personal AI content factory with Obsidian + Claude. We rewrite it from a Tech Lead's perspective — managing a 6-person backend team with an AI-native doc system called orion-dev-doc.

Editing long documents with Claude Code is usually painful. Instead of bringing text to Claude, leave instructions where they belong. Use curly braces to mark your thoughts and edit instructions — each annotation applies to its surrounding text. Position IS Context.

Meetings used to be overhead. Now yapping is work. Record a project chat, process the transcript, and suddenly you have docs, backlog ideas, captured decisions, reasoning, and updated status. Yapping has become production input.

Humans have Tools for Thought like Obsidian. Claude needs an AI-native version. Build a knowledge graph using markdown, wiki links, hooks, and subagents where agents can actually think.

Imagine time-traveling through your notes. Claude Code's Async Hooks let you auto-commit after every edit without any slowdown, then read that history in actually useful ways. Your vault becomes a thinking journal that writes itself.

For vibe note-taking to work well, you must force Claude Code to be 'picky.' Use a 4-layer filtering mechanism (file tree → YAML descriptions → outline → full content) to make it more selective. This pattern is called Progressive Disclosure.

Heinrich's six-part tutorial series: Building an AI agent thinking infrastructure with Claude Code + Obsidian. From vault basics to context engineering to meta layers — a complete knowledge management system.

Heinrich spent a year building an 'OS for thinking with AI': let Claude Code operate your Obsidian vault, extract concepts, link ideas, and build a living representation of your thinking. You don't take notes anymore — you command a system that takes notes.