FWIW at least with Claude and Jules on a project I have a decent setup where I put all of the real content in an agents.md and then use “@agents.md” in CLAUDE.m

FWIW at least with Claude and Jules on a project I have a decent setup where I put all of the real content in an agents.md and then use “@agents.md” in CLAUDE.md. If all of the tools supported these kinds of context references in markdown it wouldn’t be that hard to have a single source of truth for memory files.