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The Difference Between .cursorrules, CLAUDE.md, and AGENTS.md (And Why It Matters Less Than You Think)

This story is from 2026-09-12. It is preserved in the archive; the latest stories are on the live feed.

If you've worked across a few different AI coding assistants, you've probably noticed each one seems to want its own instructions file with its own filename. CLAUDE.md for Claude Code, .cursorrules for Cursor, AGENTS.md as an emerging cross-tool convention. It's easy to assume this fragmentation is…

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  1. 2026-09-12 11:25 · DEV Community — AI
    The Difference Between .cursorrules, CLAUDE.md, and AGENTS.md (And Why It Matters Less Than You Think)

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