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