Fakturai — German E-Invoice (ZUGFeRD / Factur-X / E-Rechnung)

Connect it

CopySettings → Connectors → Add custom connector
URL: https://fakturai.de/mcp

CopySettings → Apps & Connectors → Advanced → Developer mode
Create connector with URL: https://fakturai.de/mcp

Copy{
  "mcpServers": {
    "erechnung": {
      "url": "https://fakturai.de/mcp"
    }
  }
}

Copyclaude mcp add --transport http erechnung https://fakturai.de/mcp

Copy{
  "servers": {
    "erechnung": {
      "type": "http",
      "url": "https://fakturai.de/mcp"
    }
  }
}