Tmds

License: MIT

An MCP server wrapping tmdsclient, exposing read-only TMDS master data to AI assistants (e.g. Claude Desktop) for debugging.

Requires Python 3.11+.

Tools

Tool	Description
get_messlokation	Messlokation (meter location) master data by MeLo-ID
get_marktlokation	Marktlokation (market location) master data by MaLo-ID
get_zaehler	Zähler (meter) data by UUID, optionally at a historical keydate
get_netzvertraege_for_melo	All Netzverträge for a MeLo-ID
get_netzvertraege_for_malo	All Netzverträge for a MaLo-ID
get_netzvertrag_by_id	Single Netzvertrag by UUID

Installation

pip install tmds-mcp

For use with Claude Desktop or another MCP client, pipx installs the server as a standalone executable:

pipx install tmds-mcp

Configuration

Set environment variables or place them in a .env file in the working directory from which the MCP server is launched:

Variable	Required	Description
TMDS_URL	Yes	Base URL of the TMDS server, e.g. https://techmasterdata.example.de/
TMDS_AUTH_TYPE	No (default: basic)	basic or oauth
TMDS_USER	If basic auth	Username
TMDS_PASSWORD	If basic auth	Password
TMDS_CLIENT_ID	If OAuth	OAuth client ID
TMDS_CLIENT_SECRET	If OAuth	OAuth client secret
TMDS_TOKEN_URL	If OAuth	Token endpoint URL

Usage

Run the server directly:

tmds-mcp

Or add to your MCP client config (e.g. Claude Desktop):

{
  "mcpServers": {
    "tmds": {
      "command": "tmds-mcp",
      "env": {
        "TMDS_URL": "https://techmasterdata.example.de/",
        "TMDS_AUTH_TYPE": "basic",
        "TMDS_USER": "...",
        "TMDS_PASSWORD": "..."
      }
    }
  }
}

Development

This project follows the Hochfrequenz Python template:

tox -e tests       # run tests
tox -e type_check  # mypy --strict
tox -e linting     # pylint
tox -e coverage    # coverage ≥ 80 %
tox -e formatting  # black + isort