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Postgres

By Anthropic (reference) / community

Started as an Anthropic reference server and is now widely forked. Read-only by default — safe to point at production for "explain this table" or "find this user" workflows.

View sourceOfficial docs

What you can do with it

  • Let Claude answer "how many active users last week?" by writing the SQL itself.
  • Auto-generate ER-style summaries of an unfamiliar schema.
  • Build a doc-assistant that grounds answers in a real database.

Works with

Claude DesktopClaude CodeCursorZedWindsurfCline

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Supabase

Query Postgres, manage auth users, storage, and edge functions on a Supabase project.

What is MCP, exactly?
Plain-English definition in the glossary.
Should you build an agent?
Read the agents guide for when MCP fits in.