MaStR MCP Server MCP Server

io.github.UliRCS/mastr-mcp-server

Repository Registry

What is the MaStR MCP Server MCP server?

MCP server for the German Marktstammdatenregister (MaStR) energy market register

How to install MaStR MCP Server

Copy-paste configuration for popular MCP clients.

transport: stdio

Config generated by PluginBench — verify against the source before use.

Environment / auth

MASTR_USER
MaStR Marktakteur number (SOM/SEM...) for SOAP API access. Without credentials, only 7 public tools are available.
MASTR_TOKEN
secret
MaStR web service token (~540 chars) for SOAP API access. Enables 14 additional SOAP tools.

~/Library/Application Support/Claude/claude_desktop_config.json

{
  "mcpServers": {
    "mastr-mcp-server": {
      "command": "python",
      "args": [
        "mastr-mcp-server"
      ],
      "env": {
        "MASTR_USER": "<YOUR_MASTR_USER>",
        "MASTR_TOKEN": "<YOUR_MASTR_TOKEN>"
      }
    }
  }
}

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