Claude Code
What is Claude Code?
- 🖥️An official CLI tool from Anthropic that runs Claude directly in your terminal
- 📁Reads your entire codebase, edits files, runs shell commands, and commits to git
- 🔁Agentic loop — Claude plans, acts, observes results, and iterates until the task is done
- 🪝Configurable hooks let you automate behaviors on tool use events
- 🧩MCP (Model Context Protocol) support for custom tool integrations
- ⌨️IDE extensions for VS Code and JetBrains bring Claude Code into your editor
Key Commands
- 💬
claude— start an interactive session - 📤
claude "fix the login bug"— one-shot task - 📋
claude --help— list all flags - 🔑
ANTHROPIC_API_KEY— set your API key - 📂
CLAUDE.md— project-level instructions file - ⚡
/fast— toggle fast mode (Opus 4.6) - 🗑️
/clear— clear conversation context