QA an analysis before sharing -- methodology, accuracy, and bias checks. Use when reviewing an analysis before a stakeholder presentation, spot-checking calculations and aggregation logic, verifying a SQL query's results look right, or assessing whether conclusions are actually supported by the data.
Install
npx skills add anthropics/knowledge-work-plugins --skill validate-datanpx skills add anthropics/knowledge-work-plugins --skill validate-data -a claude-code -gnpx skills add anthropics/knowledge-work-plugins --skill validate-data -a codex -ggemini skills install https://github.com/anthropics/knowledge-work-plugins.git --path data/skills/validate-datagh skill install anthropics/knowledge-work-plugins validate-datagit clone --depth 1 https://github.com/anthropics/knowledge-work-plugins /tmp/anthropics__knowledge-work-plugins
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/anthropics__knowledge-work-plugins/data/skills/validate-data ~/.claude/skills/validate-data # Claude Code
cp -R /tmp/anthropics__knowledge-work-plugins/data/skills/validate-data ~/.agents/skills/validate-data # Codex, Cursor, Gemini CLI, Copilot, OpenCode