Frozen — terminal coding agent measured at 1.93× fewer tokens than Codex CLI. Still works; active development moved to JuliusBrussee/caveman (caveman wrap).
2 files for Codex, OpenCode and Claude Code: caveman-code AGENTS.md, caveman-code CLAUDE.md — 3,776 tokens loaded in every session.
AGENTS.md A 2,819 tok CLAUDE.md A 957 tok These files are JuliusBrussee/caveman-code'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.