Diagnose why a data warehouse sync is failing and recommend the right recovery action. Use when the user asks "why isn't my Stripe/Postgres/Hubspot sync working?", "this table has been stuck for hours", "the data in the warehouse looks wrong", or wants to troubleshoot a specific source or schema.
Install
npx skills add PostHog/ai-plugin --skill diagnosing-failed-warehouse-syncsnpx skills add PostHog/ai-plugin --skill diagnosing-failed-warehouse-syncs -a claude-code -gnpx skills add PostHog/ai-plugin --skill diagnosing-failed-warehouse-syncs -a codex -ggemini skills install https://github.com/PostHog/ai-plugin.git --path skills/diagnosing-failed-warehouse-syncsgh skill install PostHog/ai-plugin diagnosing-failed-warehouse-syncsgit clone --depth 1 https://github.com/PostHog/ai-plugin /tmp/PostHog__ai-plugin
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/PostHog__ai-plugin/skills/diagnosing-failed-warehouse-syncs ~/.claude/skills/diagnosing-failed-warehouse-syncs # Claude Code
cp -R /tmp/PostHog__ai-plugin/skills/diagnosing-failed-warehouse-syncs ~/.agents/skills/diagnosing-failed-warehouse-syncs # Codex, Cursor, Gemini CLI, Copilot, OpenCode