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.