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Create a ZUGFeRD Invoice API

Test the ZUGFeRD 2.1 REST API, submit your invoice details and download a validated PDF/A-3 with embedded CII XML. No code required.

Have an existing invoice? Upload a PDF and we'll prefill the form
Invoice Details
Seller (From)

Provide at least one of Legal ID or Tax ID / VAT

Buyer (To)

Invoice Automation Wherever You Work

Built for developers and AI-driven workflows. Make your invoices compliant on your ERP or AI Agent via our secure MCP server and REST API.

REST API

Full-featured API for developers. Integrate invoice conversion into any stack.

No-Code Platforms

Connect via NoCode platforms like Zapier, Make and n8n, no engineering required.

MCP for AI Agents

Let your AI agents validate and convert invoices autonomously via our MCP server.

For Developers

Flexible PDF output

Your design, or ours

Every ZUGFeRD you create comes back as a valid PDF/A-3 with the CII XML embedded. You decide how the page itself looks.

Auto-generate using our PDF templates

Send only your invoice data and we render a clean, professional PDF for you. Nothing to design, nothing to maintain.

  • Match your brand with a custom brand colour
  • Labels and dates in English, German or French
  • A consistent, validated layout every time

Bring your own PDF

Already have a beautifully designed invoice? Hand us your PDF and we embed the compliant ZUGFeRD XML straight into it.

  • Keep your exact layout, fonts and branding
  • Point us to your PDF with a single URL
  • A fully compliant hybrid PDF, your way
Developer API

Built for Developers

Submit a JSON invoice document, receive a PDF/A-3 with embedded ZUGFeRD XML. Built for ultra-high concurrency and sub-second generation.

  • Supports all formats: DOCX, XLSX, PDF, images, no preprocessing needed
  • Works on scanned and photographed invoices
  • Every response validated against official Schematron rules

Supports ZUGFeRD · Factur-X · XRechnung · UBL · CII · EN 16931

API Documentation
Terminal 
$ curl -X POST https://api.invoicexml.com/v1/create/zugferd \
  -H "Authorization: Bearer sk_live_..." \
  -H "Content-Type: application/json" \
  -d '{
    "invoice": {
      "invoiceNumber": "INV-2025-001",
      "seller": { "name": "Acme GmbH" },
      "buyer":  { "name": "ACME Corp" },
      "lines": [
        { "item": "Consulting", "quantity": 1, "netPrice": 1000, "vatRate": 19 }
      ]
    }
  }'

// => 200 OK: returns the validated invoice file

ZUGFeRD Invoice Generator (PDF + Embedded XML)

ZUGFeRD is the German hybrid e-invoice format: a readable PDF for humans and an embedded XML file for machines. It’s widely used for B2B billing and aligns with EN 16931 requirements. This page lets you create a ZUGFeRD invoice online and download it instantly.

Who is this for?

Finance teams, freelancers, and SaaS platforms that need a compliant invoice format for Germany. If you want one file that works for recipients and for automated processing, ZUGFeRD is a practical choice.

The generator focuses on hybrid invoices: PDF/A-3 + embedded XML (UN/CEFACT CII). You keep a human-friendly PDF while enabling structured, machine-readable accounting.

What you get

  • • ZUGFeRD PDF/A-3 invoice with embedded XML
  • • EN 16931-aligned structured data (CII)
  • • No account required for one-off invoices
  • • Stateless processing (no long-term storage)

ZUGFeRD profiles explained

Profile Best for
Minimum Simple invoices with a lightweight data set
Basic Common B2B invoices with core structured fields
Comfort Richer data for automation (tax, references, payment terms)
Extended Advanced use cases that require extra business information

ZUGFeRD vs XRechnung

If you need a PDF that humans can open and approve, choose ZUGFeRD. If you need an XML-only format for specific public-sector workflows, XRechnung may be required. InvoiceXML supports both approaches via API.

Complete ZUGFeRD Toolkit

Everything you need to create, convert, validate, and extract ZUGFeRD invoices, via REST API or online.

Create ZUGFeRD API Build a ZUGFeRD 2.x PDF/A-3 Validate ZUGFeRD API EN 16931 schema + Schematron PDF to ZUGFeRD API AI extraction to PDF/A-3 Extract from ZUGFeRD API Pull the embedded CII XML

FAQ

Yes. It generates a ZUGFeRD hybrid invoice (PDF/A-3 + embedded XML) aligned with EN 16931.
ZUGFeRD is widely used for German B2B e-invoicing because it combines a readable PDF with machine-readable data.
No. We operate statelessly. After generation and download, the data is purged.
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Peppol UBL
Factur-X
EN 16931
142 / 142 passed
Compliant
PDF/A-3 embedded