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About
Claude Code is Anthropic's agentic coding tool that runs directly in the terminal. It understands your entire codebase, executes commands, edits files, and creates PRs. Zero config needed, powered by Claude Sonnet 5, Opus 4.8, and Sonnet 4.6 models, ideal for terminal-first developers. June 2026 introduced Sonnet 5 as the default model with native 1M-token context window.
Key Features
- ✓Terminal-native experience
- ✓Full codebase understanding
- ✓Auto-execute commands and edit files
- ✓Git integration (auto commit/PR)
- ✓Zero config out of the box
- ✓MCP extension support
- ✓Claude Sonnet 5 default model (1M token context)
- ✓/rewind command to resume conversations
- ✓Fullscreen mouse controls
- ✓Automated security reviews
- ✓Organization standard model support
- ✓Voice dictation mode
- ✓Background agent tasks