Keep AGENTS.md and CLAUDE.md in sync: 5 user-side fixes (and where each quietly breaks)
Article summary
Quick briefing — cleaned from the original RSS feed
If you use more than one AI coding assistant, you've probably hit this: Codex, Cursor, Amp, and Aider all read AGENTS.md , but Claude Code reads only CLAUDE.md . So you end up maintaining the same instructions in two files. The request to support AGENTS.md is the single most-reacted open issue on the Claude Code repo — over 5,000 reactions, roughly 4x the second-place request — and it's still open. Until native support lands, here's how the user-side options actually compare, because each one…
1Key Takeaways
- If you use more than one AI coding assistant, you've probably hit this: Codex, Cursor, Amp, and Aider all read AGENTS.md , but Claude Code reads only CLAUDE.md .
- So you end up maintaining the same instructions in two files.
- The request to support AGENTS.md is the single most-reacted open issue on the Claude Code repo — over 5,000 reactions, roughly 4x the second-place request — and it's still open.
- Until native support lands, here's how the user-side options actually compare, because each one….
2AIWedia Score
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3Why it matters
Coding AI shifts how fast software ships and how much human review each change needs. DEV — AI reports that if you use more than one AI coding assistant, you've probably hit this: Codex, Cursor, Amp, and Aider all read AGENTS.md , but Claude Code reads only CLAUDE.md .
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