# ZUGFeRD Validator (zugferd-validator.de)

Checks ZUGFeRD, Factur-X and XRechnung e-invoice files against EN 16931 and points to each error's line and a fix.

- Atlas card: https://inite.ai/en/atlas/zugferd-validator.de
- Site: https://zugferd-validator.de
- For: German businesses and developers who check or create ZUGFeRD and XRechnung e-invoices
- Categories: finance
- Use 0/100 · alive 100/100

## Used for

- check ZUGFeRD and XRechnung files for errors before sending
- convert PDF, Word or Excel invoices into e-invoices
- save a validation report as proof of checking

## Price

- from 22.8 EUR/month (read 2026-10-26 on https://zugferd-validator.de/#pricing)

## For developers

- MCP server: de.zugferd-validator/validator (namespace; open on 2026-10-26, 5 tools)
- Read 2026-10-26

## MCP server, measured daily

Server: https://api.zugferd-validator.de/mcp, checked every day since 2026-10-26 (1 checks).

- Answered: measuring, 1 daily checks so far
- Median first answer: 786 ms
- Sign-in: none
- Context its tool definitions take: about 2179 tokens (5 tools)
- Tool definitions: B, 83/100
- Failing "annotations": 5 of 5 tools
- Warning "open_writes": create_invoice
- Method: https://inite.ai/en/atlas/mcp/report

## Your data

- Certifications stated: none
- Read 2026-10-26

---

Source: INITE Atlas, https://inite.ai/en/atlas/zugferd-validator.de. JSON: https://inite.ai/api/atlas/zugferd-validator.de. MCP: https://inite.ai/api/mcp (atlas_lookup).