MySQL Legacy MCP

Name: MySQL Legacy MCP
Author: Rufflet

Rufflet

Connects to legacy MySQL 5.0 to 5.6 databases with schema inspection and SELECT by default, and opt-in INSERT, UPDATE, DELETE and DDL.

Setup

Choose your client, copy the config, then fill in any required environment variables.

Add to Cursor Add to VS Code

claude mcp add mysql-legacy --env MYSQL_LEGACY_HOST='<MYSQL_LEGACY_HOST>' --env MYSQL_LEGACY_USER='<MYSQL_LEGACY_USER>' --env MYSQL_LEGACY_PASSWORD='<MYSQL_LEGACY_PASSWORD>' -- npx -y mysql-legacy-mcp

~/.codex/config.toml

[mcp_servers.mysql-legacy]
command = "npx"
args = ["-y", "mysql-legacy-mcp"]
env = { MYSQL_LEGACY_HOST = "<MYSQL_LEGACY_HOST>", MYSQL_LEGACY_USER = "<MYSQL_LEGACY_USER>", MYSQL_LEGACY_PASSWORD = "<MYSQL_LEGACY_PASSWORD>" }

# codex mcp add mysql-legacy --env MYSQL_LEGACY_HOST='<MYSQL_LEGACY_HOST>' --env MYSQL_LEGACY_USER='<MYSQL_LEGACY_USER>' --env MYSQL_LEGACY_PASSWORD='<MYSQL_LEGACY_PASSWORD>' -- npx -y mysql-legacy-mcp

~/.cursor/mcp.json

{
  "mcpServers": {
    "mysql-legacy": {
      "command": "npx",
      "args": [
        "-y",
        "mysql-legacy-mcp"
      ],
      "env": {
        "MYSQL_LEGACY_HOST": "<MYSQL_LEGACY_HOST>",
        "MYSQL_LEGACY_USER": "<MYSQL_LEGACY_USER>",
        "MYSQL_LEGACY_PASSWORD": "<MYSQL_LEGACY_PASSWORD>"
      }
    }
  }
}

.vscode/mcp.json

{
  "servers": {
    "mysql-legacy": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "mysql-legacy-mcp"
      ],
      "env": {
        "MYSQL_LEGACY_HOST": "<MYSQL_LEGACY_HOST>",
        "MYSQL_LEGACY_USER": "<MYSQL_LEGACY_USER>",
        "MYSQL_LEGACY_PASSWORD": "<MYSQL_LEGACY_PASSWORD>"
      }
    }
  }
}

~/.gemini/settings.json

{
  "mcpServers": {
    "mysql-legacy": {
      "command": "npx",
      "args": [
        "-y",
        "mysql-legacy-mcp"
      ],
      "env": {
        "MYSQL_LEGACY_HOST": "<MYSQL_LEGACY_HOST>",
        "MYSQL_LEGACY_USER": "<MYSQL_LEGACY_USER>",
        "MYSQL_LEGACY_PASSWORD": "<MYSQL_LEGACY_PASSWORD>"
      }
    }
  }
}

claude_desktop_config.json

{
  "mcpServers": {
    "mysql-legacy": {
      "command": "npx",
      "args": [
        "-y",
        "mysql-legacy-mcp"
      ],
      "env": {
        "MYSQL_LEGACY_HOST": "<MYSQL_LEGACY_HOST>",
        "MYSQL_LEGACY_USER": "<MYSQL_LEGACY_USER>",
        "MYSQL_LEGACY_PASSWORD": "<MYSQL_LEGACY_PASSWORD>"
      }
    }
  }
}

.trae/mcp.json

{
  "mcpServers": {
    "mysql-legacy": {
      "command": "npx",
      "args": [
        "-y",
        "mysql-legacy-mcp"
      ],
      "env": {
        "MYSQL_LEGACY_HOST": "<MYSQL_LEGACY_HOST>",
        "MYSQL_LEGACY_USER": "<MYSQL_LEGACY_USER>",
        "MYSQL_LEGACY_PASSWORD": "<MYSQL_LEGACY_PASSWORD>"
      }
    }
  }
}

Environment variables

MYSQL_LEGACY_HOST
MYSQL_LEGACY_USER
MYSQL_LEGACY_PASSWORD

Replace the placeholders with your own credentials and keep them out of version control.

Setup

Environment variables

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