MySQL MCP Server

What is MySQL MCP Server?

The MySQL MCP Server is a Model Context Protocol (MCP) server that provides MySQL database access, allowing LLMs and MCP-compatible systems to interact with a MySQL database through read-only queries and schema inspection.

How to use MySQL MCP Server?

Clone the repository, install dependencies with npm install, build the project with npm run build, and configure required environment variables (MYSQL_HOST, MYSQL_PORT, MYSQL_USER, MYSQL_PASS, MYSQL_DB). Optionally set MYSQL_SOCKET for socket connections and MYSQL_POOL_LIMIT to control the connection pool size. The server starts automatically when initialized by the MCP system.

Key features of MySQL MCP Server

• List database tables and their schemas
• Execute read-only SQL queries
• Secure connection handling with connection pooling

Use cases of MySQL MCP Server

• Let an LLM browse and understand your database schema
• Enable AI agents to perform read-only data analysis on MySQL databases
• Provide safe, sandboxed MySQL access to MCP clients for reporting or exploration

FAQ from MySQL MCP Server

Is the server read-only?

Yes, the README explicitly states it supports executing read-only SQL queries.

What environment variables are required to configure it?

You must set MYSQL_HOST, MYSQL_PORT, MYSQL_USER, MYSQL_PASS, and MYSQL_DB. Alternatively, you can use MYSQL_SOCKET instead of host and port.

How do I install and run the server?

Clone the repo, run npm install and npm run build, then set the required environment variables. The MCP system will start the server automatically.

Does it support connection pooling?

Yes, it uses connection pooling with a configurable limit via the MYSQL_POOL_LIMIT environment variable (default is 10).