Claude Code 2.1.277 adds AGENTS.md support, toggleable in /config

BorisMPower · x · 2026-09-20

Claude Code v2.1.277 adds AGENTS.md support: when no CLAUDE.md exists in a folder, Claude will check for and use AGENTS.md. The behavior can be toggled in /config. Industry observers see it as a win for standardizing agent configuration files.

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