com.einvoicewiz/einvoicewiz

com.einvoicewiz/einvoicewiz · v1.0.0 · finance-and-payments

com.einvoicewiz/einvoicewiz is healthy: it completed an MCP handshake in 909 ms and exposes 7 tools.

Generate & validate EN 16931 e-invoices (Factur-X, ZUGFeRD, XRechnung); verification certificates

Endpoint: https://einvoicewiz.com/mcp (streamable-http)

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Facts

Checked (UTC)	Status	Latency	Error
2026-10-15T20:35:08.621Z	Healthy	909
2026-10-14T19:10:36.422Z	Healthy	2609

`signup`	Create an einvoicewiz API key with 20 free credits (no card). The key is shown once — store it.
`check_credits`	Credits remaining and calls used for an API key.
`generate_einvoice_xml`	Invoice JSON → validated EN 16931 CII XML (1 credit; failures free). profile: "en16931" (Factur-X/ZUGFeRD data, B2B) or "xrechnung" (German public sector; needs invoice.buyer_reference = Leitweg-ID and seller contact_email/contact_phone). Invoice schema: see https://einvoicewiz.com/open
`create_facturx_pdf`	Your existing PDF invoice + invoice JSON → Factur-X / ZUGFeRD PDF/A-3 with embedded XML (1 credit). pdf_base64: the original PDF, base64-encoded (max 15 MB). Returns {pdf_base64, cert_id, verify_url, credits_left}. The output is validated (EN 16931 + PDF/A-3) before delivery; failures are n
`validate_einvoice`	Validate a Factur-X / ZUGFeRD / XRechnung file (PDF or XML, base64) against EN 16931 + KOSIT + PDF/A (1 credit). Returns the rule-level report {result:{status, errors[], warnings[], profile}, verify, credits_left}. verify is set only when the file passed.
`lookup_certificate`	Look up a verification certificate (EIW-…) — free, no key. Confirms which file hashes passed validation and when.
`which_format_do_i_need`	Decision helper (free, no key): which e-invoice format a recipient needs and whether a plain PDF is still acceptable.