MCP server

ZUGFeRD Validator Official

de.zugferd-validator/validator

Checked 25 Oct 2026, 20:29 UTC · It answered and asked for a sign-in

Validiert E-Rechnungen (ZUGFeRD/Factur-X, XRechnung) gegen EN 16931 mit Korrekturvorschlägen.

Website Source

At a glance

Type

MCP server

Publisher

zugferd-validator.de (verified by the MCP Registry)

Status

Needs a sign-in or key

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

25 Oct 2026, 20:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http validator https://api.zugferd-validator.de/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.validator]
url = "https://api.zugferd-validator.de/mcp"

Gemini CLI

{"mcpServers":{"validator":{"httpUrl":"https://api.zugferd-validator.de/mcp"}}}

Cursor

{"mcpServers":{"validator":{"url":"https://api.zugferd-validator.de/mcp"}}}

VS Code

{"servers":{"validator":{"type":"http","url":"https://api.zugferd-validator.de/mcp"}}}

Antigravity

agy mcp add validator https://api.zugferd-validator.de/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"validator","server_url":"https://api.zugferd-validator.de/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"validator","server_url":"https://api.zugferd-validator.de/mcp"}

Needs a sign-in or an API key from its maker.

Related MCP servers

• Fakturai — German E-Invoice (ZUGFeRD / Factur-X / E-Rechnung)
  KoSIT-verified German e-invoices: generate & validate ZUGFeRD, Factur-X, XRechnung, EN 16931.
• Einvoicewiz
  Generate & validate EN 16931 e-invoices (Factur-X, ZUGFeRD, XRechnung); verification certificates
• Invoiceer e-invoicing tools
  Create and validate XRechnung, ZUGFeRD and Peppol e-invoices (KoSIT); Peppol lookup, rule help.
• Rechnungslotse: deutsche E-Rechnung
  XRechnung/ZUGFeRD erstellen, gegen EN 16931 prüfen, Fehler mit Regel-ID erklären. Ohne Konto.
• InkVoice — XRechnung & E-Invoicing
  XRechnung and ZUGFeRD e-invoicing (EN 16931): create, validate, check Leitweg-IDs, German VAT.
• E-Invoice Checker
  Validate, parse and render EU e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS 3.0, KSeF.
• invowerk
  E-invoice checker for ZUGFeRD, Factur-X, XRechnung and Peppol BIS. Free web tool, API and MCP.
• Agent Decision & Evidence Tools (MCP + x402)
  40 MCP tools: multi-chain RPC, market and transaction decisions, AI, EU compliance and US imports

Badge for your README

[![AptLynx](https://aptlynx.net/badge/de.zugferd-validator/validator.svg)](https://aptlynx.net/servers/de.zugferd-validator/validator)

Listing text is written by the maker; AptLynx lists tools and does not vouch for them. Find another tool · Browse by topic · For agents