freeapis

Attestwire

Validate EN 16931 e-invoices: XRechnung, ZUGFeRD, Factur-X, Peppol BIS

Authentication
API Key
HTTPS
Yes
CORS
Yes

Overview

Attestwire provides attestation/validation data — key-based, CORS-enabled.

⚠️ Status (verified 2026-08): a guessed path returned a structured HTTP 404 ({"error":"not_found","docs":"https://api.attestwire.com/docs#endpoints"}) — the API is alive; use the docs’ endpoint list.

What it provides

curl "https://api.attestwire.com/v1/attestations?api_key=YOUR_KEY"

Notes

  • Structured errors point to the docs (verified).
  • Route paths per docs#endpoints.

FAQ

Is Attestwire free? Key-based with a free tier per the docs.

Why 404? Our 2026-08 guess path was wrong (verified) — check docs#endpoints.

What does it do? Attestation/validation data.