Claude Code harness kit — designs, bootstraps, audits, and extends a project's .claude/ + root CLAUDE.md. Under a capable model, less harness yields more productivity.
2 files for Claude Code, Codex and OpenCode: claude-code-harness, claude-code-harness AGENTS.md — 1,349 tokens loaded in every session.
AGENTS.md A 1,349 tok .claude/settings.json A — These files are nikitaCodeSave/claude-code-harness's own configuration — they tell Claude Code, Codex and OpenCode 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.