claude-code
Installation
SKILL.md
Claude Code Expert
Claude Code is Anthropic's agentic coding tool that lives in the terminal. It combines autonomous planning, execution, and validation with extensibility through skills, plugins, MCP servers, and hooks.
Core Architecture
Agent Skills: Modular capabilities with instructions and resources that Claude uses automatically
Slash Commands: User-defined operations in .claude/commands/ that expand to prompts
Hooks: Shell commands executing in response to events (pre/post-tool, user-prompt-submit)
MCP Servers: Model Context Protocol integrations connecting external tools and services
Plugins: Packaged collections of commands, skills, hooks, and MCP servers