Use when errors occur deep in execution and you need to trace back to find the original trigger - systematically traces bugs backward through call stack, adding instrumentation when needed, to identify source of invalid data or incorrect behavior
Install
npx skills add NeoLabHQ/context-engineering-kit --skill root-cause-tracingnpx skills add NeoLabHQ/context-engineering-kit --skill root-cause-tracing -a claude-code -gnpx skills add NeoLabHQ/context-engineering-kit --skill root-cause-tracing -a codex -ggemini skills install https://github.com/NeoLabHQ/context-engineering-kit.git --path skills/root-cause-tracinggh skill install NeoLabHQ/context-engineering-kit root-cause-tracinggit clone --depth 1 https://github.com/NeoLabHQ/context-engineering-kit /tmp/NeoLabHQ__context-engineering-kit
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/NeoLabHQ__context-engineering-kit/skills/root-cause-tracing ~/.claude/skills/root-cause-tracing # Claude Code
cp -R /tmp/NeoLabHQ__context-engineering-kit/skills/root-cause-tracing ~/.agents/skills/root-cause-tracing # Codex, Cursor, Gemini CLI, Copilot, OpenCode