Course 02 · 10 lessons

Claude's Memory: CLAUDE.md

Claude remembers nothing between sessions. This course fixes that permanently. Set up your CLAUDE.md memory files once and every future session starts with Claude already knowing your project, your preferences, and how you like to work.

1. 01The Memory System: What This Course ChangesRight now, every time you start a new Claude Code session, Claude does not know who you are.
2. 02Why Claude Forgets You: & Why That Costs You TimeIn Claude Code Foundations you learned about the context window, which is Claude's working memory for a single session. When a session runs too long,…
3. 03What Is CLAUDE.md: And How Claude Reads ItCLAUDE.md is a plain text file you place in your project folder.
4. 04Two Levels of Memory: What Goes WhereThere are two separate places you can create one, and Claude reads both of them every session. They do not cancel each other out. They combine. Together…
5. 05Creating Your First CLAUDE.md: Two MethodsThe first is automatic: Claude generates one for you using the /init command. This works best when you already have project files Claude can scan.
6. 06What to Put in Your CLAUDE.md: The Six SectionsA CLAUDE.md file that is too vague is almost useless. A file that says "you are a helpful AI assistant" tells Claude nothing it does not already know.
7. 07Building Your CLAUDE.md Over Time: The Right WayThey sit down before starting a project and try to write a perfect, comprehensive file. They plan every preference, every rule, every instruction they…
8. 08Sub-Agents: Specialist Assistants in Claude CodeAs your projects grow, one general assistant trying to do everything starts to create problems.
9. 09Course Summary: What You Now KnowYou have finished the Memory System course. Here is everything you now know and why it changes everything that comes after this.
10. 10Homework: Your CLAUDE.md in ActionThe people who skip this homework go into their next project with an empty CLAUDE.md or no file at all. Then they spend the next ten sessions explaining…