Prevents sycophantic reasoning through checklist-based analysis, categorical integrity, and evidence-following to uncomfortable conclusions. Triggers: conflict, disagreement, debate, ethical, controversial, pushback, interpersonal analysis, competing values, adjudication, "who is right", moral dilemma, harm assessment, ethical question, controversial claim.
Install
npx skills add athola/claude-night-market --skill rigorous-reasoningnpx skills add athola/claude-night-market --skill rigorous-reasoning -a claude-code -gnpx skills add athola/claude-night-market --skill rigorous-reasoning -a codex -ggemini skills install https://github.com/athola/claude-night-market.git --path plugins/imbue/skills/rigorous-reasoninggh skill install athola/claude-night-market rigorous-reasoninggit clone --depth 1 https://github.com/athola/claude-night-market /tmp/athola__claude-night-market
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/athola__claude-night-market/plugins/imbue/skills/rigorous-reasoning ~/.claude/skills/rigorous-reasoning # Claude Code
cp -R /tmp/athola__claude-night-market/plugins/imbue/skills/rigorous-reasoning ~/.agents/skills/rigorous-reasoning # Codex, Cursor, Gemini CLI, Copilot, OpenCode