Reviewing existing code for unchecked inputs, unguarded dereferences, unhandled failure paths, swallowed exceptions, missing timeouts and absent limits: the places where an unexpected value becomes an unhandled failure.
Install
npx skills add rainmanjam/poka-yoke --skill auditnpx skills add rainmanjam/poka-yoke --skill audit -a claude-code -gnpx skills add rainmanjam/poka-yoke --skill audit -a codex -ggemini skills install https://github.com/rainmanjam/poka-yoke.git --path benchmarks/controls/defensive/skills/auditgh skill install rainmanjam/poka-yoke auditgit clone --depth 1 https://github.com/rainmanjam/poka-yoke /tmp/rainmanjam__poka-yoke
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/rainmanjam__poka-yoke/benchmarks/controls/defensive/skills/audit ~/.claude/skills/audit # Claude Code
cp -R /tmp/rainmanjam__poka-yoke/benchmarks/controls/defensive/skills/audit ~/.agents/skills/audit # Codex, Cursor, Gemini CLI, Copilot, OpenCode