ZUGFeRD Validator MCP Server

ZUGFeRD Validator is an MCP integration. Validiert E-Rechnungen (ZUGFeRD/Factur-X, XRechnung) gegen EN 16931 mit Korrekturvorschlägen.

Hosted connection

The registry lists a streamable-http connection at https://api.zugferd-validator.de/mcp. The endpoint declares these request headers: X-Api-Key.

Packages and local setup

The published npm package is zugferd-mcp-client, version 1.1.1. Its declared MCP transport is stdio.

The package declares ZUGFERD_API_KEY (required): API-Key von https://zugferd-validator.de/konto (Demo-Key: zv_demo_public_zugferd_2026).

Before connecting

Check the maintainer’s instructions for account access, authentication and the supported client configuration. Once connected, inspect the tools your client receives and try a small task that matches the server’s stated purpose. The registry description does not include a verified, complete tool list.

Project and source

View the publisher’s registry entry · Project repository · Project website. This profile uses version 1.0.2 from the registry. Registration identifies the publisher namespace; it does not establish that this is a first-party integration for every service it connects.

Browse related other integrations MCP servers for tools that cover the same kind of work.