Postgres MCP vs MySQL MCP

Both let an AI agent run SQL safely. Postgres MCP is the more polished, official server with strong read-only mode and schema introspection. MySQL MCP is community-maintained, lighter, and the obvious pick if your stack is already on MySQL.

Side-by-side

mcp · open-source
Postgres MCP Server

Read-only SQL access with schema introspection

Postgres MCP Server wins on

  • Official Anthropic server
  • Better schema introspection
  • Read-only mode by default
  • More active updates
mcp · open-source
MySQL MCP

Classic SQL access via MCP

MySQL MCP wins on

  • Native to MySQL stacks
  • Lighter dependencies
  • Works with MariaDB without changes

Bottom line

Pick Postgres MCP if you have a choice or run Postgres. Pick MySQL MCP if you're on MySQL — switching DBs to use a different MCP isn't worth it.

FAQ — Postgres MCP Server vs MySQL MCP

  • Postgres MCP Server or MySQL MCP — which should I pick?

    Pick Postgres MCP if you have a choice or run Postgres. Pick MySQL MCP if you're on MySQL — switching DBs to use a different MCP isn't worth it.

  • Are both Postgres MCP Server and MySQL MCP free?

    Postgres MCP Server is open-source; MySQL MCP is open-source. Both are MCP servers — costs depend on the underlying SaaS or self-hosting.

  • Can I run both at the same time?

    Yes. MCP clients (Claude Desktop, Cursor, Windsurf) accept multiple servers in one config. Add both to mcpServers and the agent will pick whichever tool fits the request.

  • Do they speak the same MCP protocol version?

    Both target the current MCP spec. Compatibility issues come from the client (Claude Desktop, Cursor) version, not from the server itself.