Diagnose and fix excessive Postgres egress (network data transfer) in a codebase. Use when a user mentions high database bills, unexpected data transfer costs, network transfer charges, egress spikes, "why is my Neon bill so high", "database costs jumped", SELECT * optimization, query overfetching, reduce Neon costs, optimize database usage, or wants to reduce data sent from their database to…
Install
npx skills add neondatabase/agent-skills --skill neon-postgres-egress-optimizernpx skills add neondatabase/agent-skills --skill neon-postgres-egress-optimizer -a claude-code -gnpx skills add neondatabase/agent-skills --skill neon-postgres-egress-optimizer -a codex -ggemini skills install https://github.com/neondatabase/agent-skills.git --path skills/neon-postgres-egress-optimizergh skill install neondatabase/agent-skills neon-postgres-egress-optimizergit clone --depth 1 https://github.com/neondatabase/agent-skills /tmp/neondatabase__agent-skills
mkdir -p ~/.claude/skills ~/.agents/skills
cp -R /tmp/neondatabase__agent-skills/skills/neon-postgres-egress-optimizer ~/.claude/skills/neon-postgres-egress-optimizer # Claude Code
cp -R /tmp/neondatabase__agent-skills/skills/neon-postgres-egress-optimizer ~/.agents/skills/neon-postgres-egress-optimizer # Codex, Cursor, Gemini CLI, Copilot, OpenCode