Claude Code

Claude Code is an AI programming agent launched by Anthropic, designed specifically for developers. It understands entire codebase context and autonomously completes coding tasks. Claude Code can read project files, edit multiple code files, execute terminal commands, run tests, and integrate with development tools like GitHub. Unlike simple code completion tools, Claude Code works in agent mode, accepting high-level task descriptions and autonomously planning execution steps. It supports multiple usage scenarios: running directly in terminal, as a VS Code extension, through desktop applications, or via browser. Powered by Claude 3.5 Sonnet and Claude 3.7 Sonnet models, Claude Code provides powerful code understanding and generation capabilities, suitable for rapid prototyping, feature iteration, code refactoring, and more.

Codebase Understanding

Claude Code can read and analyze entire project structures, understanding dependencies between files. Quickly locate relevant code through semantic search, supporting cross-file understanding and modification.

Multi-File Editing

After receiving high-level task descriptions, Claude Code can autonomously modify multiple related files. For example, "add user authentication" will automatically create routes, models, views, and other files.

Terminal Command Execution

Claude Code can directly execute commands in the terminal: installing dependencies, running tests, starting dev servers, and adjusting based on execution results.

GitHub Integration

Deeply integrated with GitHub to review Pull Requests, view commit history, resolve merge conflicts, and automatically generate commit messages.

Multi-Platform Support

Available in terminal, VS Code, JetBrains IDEs, Chrome extension, desktop app, and web interface to suit different development preferences.

Memory and Instruction Storage

Can save project-specific instructions and preferences. Claude remembers important information and applies it in subsequent interactions.

1. Visit the Claude Code documentation to learn installation options.
2. Terminal users can install via npm: npm install -g @anthropic-ai/claude-code (requires Node.js).
3. VS Code users search for "Claude Code" in the Extensions Marketplace or follow installation instructions in the official docs.
4. JetBrains IDEs users install via the plugin marketplace.
5. After installation, run claude in terminal or open the Claude Code panel in your IDE.
6. Describe tasks in natural language, such as "Add ESLint configuration to this project."
7. Claude Code will analyze the project structure, propose an execution plan, and complete modifications after confirmation.
8. Review the changes and continue the conversation for adjustments if needed.

Deep Code Understanding

Powered by Claude 3.5/3.7 Sonnet models, Claude Code delivers industry-leading code understanding capabilities, handling large and complex projects effectively.

Autonomous Agent Execution

Unlike assistants requiring step-by-step instructions, Claude Code can accept high-level tasks and autonomously plan execution steps, reducing manual intervention.

Seamless Multi-Platform Switching

Freely switch between terminal, IDE, and browser usage. All history and context automatically sync across platforms.

Enterprise-Grade Security

Anthropic provides enterprise-level data protection with private deployment options to ensure code security and compliance.

Open Ecosystem

Supports the MCP (Model Context Protocol) standard, enabling connections to various external tools and services to extend functionality.

Pricing subject to Anthropic's official website. Manage subscriptions via Anthropic Console.

Official Documentation

Visit Claude Code Documentation for complete installation guides, feature explanations, and best practices.

GitHub Repository

Report issues or view known problems in GitHub Issues.

Community Forum

Join discussions in the Anthropic Official Forum to exchange experiences with other users.

Email Support

Enterprise customers can contact the Anthropic team through dedicated support email.

Client Downloads

• npm Package — Terminal version, requires Node.js 18+
• VS Code Extension — Install from VS Code Extensions Marketplace
• JetBrains Plugin — Supports IntelliJ IDEA, PyCharm, WebStorm, etc.
• Chrome Extension — Install from Chrome Web Store

Desktop app and web version available directly at claude.ai/code.

Related Tools

• Cursor — AI-first code editor built on VS Code
• Windsurf — AI-native code editor with intuitive programming experience
• Replit AI — Cloud-based AI programming platform for writing and running code in browser

Learning Resources

• Claude Code Getting Started
• Anthropic API Documentation
• MCP Protocol Specification