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MCP Comparison · 2026

PostgreSQL (archived) vs Supabase MCP Server

Comparing PostgreSQL (archived) and Supabase as MCP servers? PostgreSQL (archived) (query postgres) is best when auditing or replacing an existing install. Supabase (full supabase management) is best when supabase project management. Both run as Model Context Protocol servers and can coexist in the same client. Updated 2026.

PostgreSQL (archived)

PostgreSQL (archived)

Anthropic's reference Postgres MCP — archived July 2025 and superseded by Postgres MCP Pro or the Supabase MCP.

Supabase logo — MCP server

Supabase

Full Supabase access: database, auth, storage, and edge functions.

Side-by-side specs

Pulled from each MCP's verified fact sheet.

 PostgreSQL (archived)Supabase
Primary functionQuery PostgresFull Supabase Management
MaintainerAnthropic (archived 2025-07-10)Supabase
PricingOpen sourceFree
Setup complexityLow · ~3 minLow · ~5 min
Transportstdiostdio, Streamable HTTP
Auth modelAPI keyOAuth 2.1
LicenseMITApache-2.0
LanguageTypeScriptTypeScript
Latest versionarchivedlatest
Compatible clientsClaude, Cursor, Any MCP-compatible client, PostgreSQL 12+Claude, Cursor, Any MCP-compatible client, Supabase projects
Last verified2026-05-292026-05-28

Which one should you pick?

Decision rubric drawn from each MCP's documented strengths.

Choose PostgreSQL (archived)

  • Auditing or replacing an existing install
  • Reference reading for how the early MCP servers were structured
See full PostgreSQL (archived) write-up →

Choose Supabase

  • Supabase project management
  • Schema design and migrations
  • RLS policy creation
See full Supabase write-up →

Pick something else if…

  • New installs (the repo is archived)
  • Non-Supabase PostgreSQL databases

Feature breakdown

Key capabilities each server ships out of the box.

PostgreSQL (archived)

  • Archived on 2025-07-10 — no upstream maintenance
  • Read-only contract is bypassable per Datadog Security Labs
  • SELECT-only tool surface (when the contract holds)
  • Stdio transport; one connection per process
  • Recommended migration: Postgres MCP Pro or Supabase MCP

Supabase

  • Full Supabase API access
  • Database and schema management
  • Auth and storage operations
  • Edge Functions management
  • RLS policy assistance

Install snippets

Open the detail page for ready-to-paste config for every major client.

Install PostgreSQL (archived)

Setup snippets for Claude, Cursor, VS Code, Windsurf →

npx -y @modelcontextprotocol/server-postgres postgresql://user:pass@localhost/db

Install Supabase

Setup snippets for Claude, Cursor, VS Code, Windsurf →

npx @supabase/mcp-server-supabase@latest

FAQ

PostgreSQL (archived) vs Supabase: which MCP server should I use?

Pick PostgreSQL (archived) when auditing or replacing an existing install. Pick Supabase when supabase project management. PostgreSQL (archived) is built for query postgres, while Supabase focuses on full supabase management.

Can I run both PostgreSQL (archived) and Supabase together?

Yes. MCP clients run each server as a separate process and surface every server's tools simultaneously, so you can install both and let your agent decide which to call. Be deliberate with auth scopes when stacking servers.

How fresh is this comparison?

Updated for 2026. PostgreSQL (archived)'s last verification: 2026-05-29. Supabase's last verification: 2026-05-28. We refresh detail-page facts on every catalog rebuild.

More PostgreSQL (archived) comparisons

PostgreSQL (archived)vsPostgres MCP ProPostgreSQL (archived)vsSQLitePostgreSQL (archived)vsMongoDBPostgreSQL (archived)vsRedis

Browse all Databases MCPs? See the full ranked list →