The Agentic Loop
- Enter a prompt
- Gathers the context -> Returns text or a tool call
- Takes action -> editing a file or running a command.
- Verifies the results
- Waits for the next prompt, or loops back and tries again
can add context, interrupt, or steer

Context
Context window:store and reference
Compacts your conversation:remove or summarize
Tools
- Claude Code uses semantic understanding to determine when to call a tool and how to use the output.
- file-reading tool
- a web search tool
- ...
Permissions
Permission modes:
- **Default behavior:**explicit permission(editing , running )
- **Auto-accept:**edited without asking, but commands still require approval.
- Plan mode: compile a plan
