WAGO PLC

io.github.WagoAlex/wago-plc-mcp-server

Read and monitor WAGO PLC parameters over the WDA REST API. Read-only unless writes are allowed.

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Connect this server

Add this to your MCP client config — claude_desktop_config.json (Claude Desktop) or .cursor/mcp.json (Cursor).Suits: Claude Desktop · Cursor.

{
  "mcpServers": {
    "wago-plc-mcp-server": {
      "command": "uvx",
      "args": [
        "wago-plc-mcp-server"
      ],
      "env": {
        "TRANSPORT": "<your TRANSPORT>",
        "WAGO_PLC_HOSTS": "<your WAGO_PLC_HOSTS>",
        "DEFAULT_PLC_USERNAME": "<your DEFAULT_PLC_USERNAME>",
        "DEFAULT_PLC_PASSWORD": "<your DEFAULT_PLC_PASSWORD>",
        "WAGO_TIMEOUT_SECONDS": "45",
        "WAGO_ALLOW_WRITES": "<your WAGO_ALLOW_WRITES>"
      }
    }
  }
}
Environment variables
  • TRANSPORTrequiredMCP transport. Fixed to stdio for this package.
  • WAGO_PLC_HOSTSrequiredComma-separated IPs of the WAGO PLCs, reachable from this machine
  • DEFAULT_PLC_USERNAMErequiredWBM username on the PLCs
  • DEFAULT_PLC_PASSWORDrequiredsecretWBM password, same on all listed PLCs
  • WAGO_TIMEOUT_SECONDSWDA request timeout. CC100 needs 45 or more, other controllers work with 15
  • WAGO_ALLOW_WRITESrequiredtrue lets the agent change parameters, run methods and upload files. Anything else keeps every PLC read-only

A starting point — check the repository for exact arguments and setup. Restart your client after editing the config.

Category
Developer Tools
Version
2.4.6
Registry
active
Published
11/5/2026

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