the402 endpoint detail

← All endpoints

api.eucompliance.tools x402 einvoice

https://api.eucompliance.tools/x402/einvoice

payable

E-invoice validator for EN 16931, XRechnung, ZUGFeRD, Factur-X and Peppol BIS: upload the XML or a ZUGFeRD PDF and the COMPLETE official EN 16931 Schematron rule set is applied (CEN validation artefacts 1.3.16, unmodified) plus totals arithmetic and VAT category checks. Every finding carries its official BR- rule code and severity; the result is signed and independently verifiable.

We sent a real POST request to this endpoint and it answered 402 with payment requirements we could parse.
Price
$0.10
Network
base
Pay to
0x478bCdeA94b9CB5EA14C33e6f0d7E920743d39f2
Spec dialect
v2 (declares x402Version 2)
Transport
PAYMENT-REQUIRED header
HTTP method
POST
Response latency
540 ms
Payment options
4 usable of 4
Last checked
2026-08-10T09:13:53.128Z (1d ago)
Category
mcp-server

Re-check it yourself:
curl "https://api.the402.dev/validate?url=https%3A%2F%2Fapi.eucompliance.tools%2Fx402%2Feinvoice"