com.attestwire/en16931

up checked 2026-11-11T03:37:23.243Z

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Publisher-provided title

Attestwire

Publisher-provided description

EN 16931: validate invoice data, UBL/CII or PDF; emit XRechnung/Peppol XML, never a PDF.

Summary by lookupd

Validates, generates and explains EN 16931 e-invoices (UBL/CII XML), plus VAT, company and Peppol participant lookups for compliance.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http en16931 https://api.attestwire.com/mcp

Claude Code, npm package (stdio)

claude mcp add en16931 -- npx -y @attestwire/mcp

Codex, remote (streamable-http)

codex mcp add en16931 --url https://api.attestwire.com/mcp

Codex, npm package (stdio)

codex mcp add en16931 -- npx -y @attestwire/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "en16931": {
      "url": "https://api.attestwire.com/mcp"
    }
  }
}

Cursor, npm package (stdio) → .cursor/mcp.json

{
  "mcpServers": {
    "en16931": {
      "command": "npx",
      "args": [
        "-y",
        "@attestwire/mcp"
      ]
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (14 tools)

Publisher-provided text

• diagnose_invoice Explain local validation and supplied provider rejection/SVRL findings. Send exactly one of invoice (the JSON model) or xml (UBL/CII text, not a PDF). Revalidat
• lookup_peppol_participant Read-only production lookup through OpenPeppol. Check advertised BIS Billing invoice or credit-note support and an optional invoice identifier mismatch. Does no
• verify_vat_vies Live VAT-number verification with dated evidence. Distinguishes valid, invalid, and unavailable; one bounded retry, no Attestwire cache. Sends the VAT number to
• get_recipient_profile From the buyer's country and one identifier (VAT ID, Leitweg-ID, SIREN/SIRET, KBO number, GLN or Peppol ID): the identifier checked; name and address from VIES
• validate_invoice Validate an invoice, given as a JSON object, against EN 16931 and its national CIUS rule sets (XRechnung UBL/CII, Peppol BIS 3.0, Factur-X). Returns every failu
• validate_invoice_xml Validate an e-invoice FILE the user already has: a UBL 2.1 Invoice, a UBL 2.1 CreditNote, a UN/CEFACT CII CrossIndustryInvoice (invoices and credit notes alike)
• generate_invoice Generate compliant e-invoice XML from a JSON invoice, in either EN 16931 syntax. Profiles: en16931, xrechnung-ubl, peppol-bis-3, xrechnung-cii, facturx-en16931
• explain_rule Explain one EN 16931 / XRechnung / Peppol BIS rule in plain English: what it requires, why, the business term it constrains, a concrete fix and an example. 321
• check_vies_status Current availability of VIES, the European Commission service that validates EU VAT numbers. Per-member-state status, latency and 24h/7d uptime, from a monitor
• check_french_readiness Look up a French company by SIREN, SIRET or name in INSEE SIRENE open data, for the 2026-2027 French e-invoicing mandate. Confirms the company exists and is act
• list_approved_platforms The official list of Plateformes Agréées (PA, formerly PDP) that DGFiP has approved to transmit invoices under the French e-invoicing mandate, from the publishe
• issue_api_key Mint a free Attestwire API key (100 documents/month, no signup flow, no card) for the tools that need one. THE KEY IS RETURNED ONCE AND CANNOT BE RECOVERED — on
• get_upgrade_link Return a hosted checkout URL for upgrading an Attestwire key to a paid plan (Solo: 1,000 documents/month for €9/month; Starter: 5,000 for €29/month; Scale: 50,0
• send_feedback Tell the people who build this server what the user was trying to do. CALL IT when the user wanted something none of these tools does, when a result looked wron

Details

• Version: 1.2.2
• Transports: streamable-http, stdio
• Uptime (7 days): 100%
• Median latency: 455 ms
• First indexed: 2026-11-01T08:53:02.153Z
• Last seen in registry: 2026-11-01T08:53:02.201Z
• Website: https://api.attestwire.com/docs#mcp

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