# Using CLAUDE.MD files: Customizing Claude Code for your codebase | Claude

<https://claude.com/blog/using-claude-md-files>

- Host: [claude.com](https://links.thingelstad.xyz/hosts/claude.com/)
- Saved: January 8, 2026 (2026-01-08T13:15:19Z)
- Record: https://links.thingelstad.xyz/links/dee09fbc2a06/
- JSON: https://links.thingelstad.xyz/links/dee09fbc2a06.json

## Facts

- Kind: [Page](https://links.thingelstad.xyz/kinds/page/)

## Same host

- [Introducing Cowork | Claude](https://links.thingelstad.xyz/links/6bc268f5339c/) (claude.com, January 14, 2026)
- [Claude for Open Source | Claude by Anthropic](https://links.thingelstad.xyz/links/daf5eb024d66/) (claude.com, March 3, 2026)
- [How Claude Code works in large codebases: Best practices and where to start | Claude](https://links.thingelstad.xyz/links/b74623b58b77/) (claude.com, May 20, 2026)
- [How Anthropic employees use Claude Tag | Claude by Anthropic](https://links.thingelstad.xyz/links/e16b0183615a/) (claude.com, September 3, 2026)
- [Claude Cowork and chat are now one Claude | Claude by Anthropic](https://links.thingelstad.xyz/links/dc7fec7fdf80/) (claude.com, September 17, 2026)

## Saved the same week

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- [Everything as Code: How We Manage Our Company In One Monorepo | Kasava](https://links.thingelstad.xyz/links/6e682430e8b9/) (kasava.dev, January 8, 2026)
- [The 70% AI productivity myth: why most companies aren't seeing the gains](https://links.thingelstad.xyz/links/733481479c7c/) (sderosiaux.substack.com, January 8, 2026)
- [\[2512.14012\] Professional Software Developers Don't Vibe, They Control: AI Agent Use for Coding in 2025](https://links.thingelstad.xyz/links/e9488152f49d/) (arxiv.org, January 8, 2026)
- [What is Instagram’s Adam Mosseri really saying in his year-end memo? – On my Om](https://links.thingelstad.xyz/links/bcb45d4eb1a7/) (om.co, January 8, 2026)

## Elsewhere

- Wayback Machine: https://web.archive.org/web/*/https://claude.com/blog/using-claude-md-files