CLAUDE.md File in AI
From the Claude Code cheat sheet · Configuration Files · verified Jul 2026
CLAUDE.md File
Project-specific instructions
markdown
# Create CLAUDE.md in project root
# Example content:
# Project Overview
This is a Next.js e-commerce application...
## Code Style
- Use TypeScript strict mode
- Prefer async/await over callbacks
- Follow ESLint configuration
## Important Notes
- Never modify the payments module
- Always run tests before committing
- Use pnpm instead of npm
## Architecture
/src/api - API routes
/src/components - React components
/src/lib - Utility functions📌 Claude reads this for project context
📌 Include coding standards and patterns
📌 Document important constraints
documentation