Your AI coding agent is only as good as the context you give it.
AGENTS.md
is how you do that — it's the file that tells your agent your stack, your rules, your patterns, and how your team works.
Stop writing it by hand. Pick a category on the left, choose what fits your project, and hit Add to document. Build it piece by piece, exactly the way you work.
Drop the result in the root of your repo and your agent finally knows what it's doing.
source & further reading
groundwork.md — original article