Saving the Session and Memory

How your work carries across sessions using MEMORY and CLAUDE.md files.

The problem with every AI tool: it forgets everything when the session closes. Claude Code has an answer: the Memory system.

Types of Memory in Claude Code

CLAUDE.md

fixed, read in every session

MEMORY.md file

cumulative, updated over time

Conversation history

temporary, gone once the session closes

TodoList

current tasks, tracked inside the session

PromptSave what Claude Code learned

Save the important notes from this session in MEMORY:
- The bug we fixed and its root cause
- The architectural decision we made and why
- The missing features we discussed

What Belongs in Memory

Important architectural decisions and the reasons behind them
Recurring errors and how they were solved
Project specific context that does not show up in the code
Your preferences in code style
Pending tasks for the next session