2 files for Codex, OpenCode and Claude Code: whiteboard AGENTS.md, whiteboard CLAUDE.md — 666 tokens loaded in every session.
AGENTS.md A 586 tok CLAUDE.md A 80 tok These files are shaomingchan/whiteboard's own configuration — they tell Codex, OpenCode and Claude Code how to work on this repository, so they are not mods to install elsewhere. Copy one as a starting point and replace the parts that are about this project.