XSDHub: EN 16931, XRechnung, Factur-X, KSeF, RO and HR e-invoices

com.xsdhub/validationVersion 2.1.3

Official rules, version per result. SAF-T, SEPA, ISO 20022, DAC7 checks; CBAM and XBRL web tools.

Status

Responds125 msNov 14, 2026, 14:23 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 14:23 UTC
Latency: 125 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: EU hosting detected (detected, not a legal statement)
Registry data as of: Nov 14, 2026, 21:12 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://xsdhub.com/mcpResponds125 msNov 14, 2026, 14:23 UTC

No sign-in

Claude Code

claude mcp add --transport http validation https://xsdhub.com/mcp

Claude Desktop and claude.ai

1
2
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Settings > Connectors > Add custom connector
Name: validation
Remote MCP server URL: https://xsdhub.com/mcp

Cursor

{
  "mcpServers": {
    "validation": {
      "url": "https://xsdhub.com/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"validation","type":"http","url":"https://xsdhub.com/mcp"}'

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Tools

8 tools

Tools of XSDHub: EN 16931, XRechnung, Factur-X, KSeF, RO and HR e-invoices
	Description		Read-only	Idempotent	Open world
`explain_validation_error`Match an XML/XSD or invoice error code or message to an existing guide and explanation. Returns a general guide when no exact match exists.	Match an XML/XSD or invoice error code or message to an existing guide and explanation. Returns a general guide when no exact match exists.	No	Yes	Yes	No
`get_xsdhub_capabilities`Read the supported browser tools, file limits, privacy boundaries and subscription test-mode status. No account or billing access.	Read the supported browser tools, file limits, privacy boundaries and subscription test-mode status. No account or billing access.	No	Yes	Yes	No
`get_xsdhub_page`Read one public XSDHub page as Markdown, with its canonical source URL. Accepts a public page slug, such as learn/xml-namespaces-explained, about or home.	Read one public XSDHub page as Markdown, with its canonical source URL. Accepts a public page slug, such as learn/xml-namespaces-explained, about or home.	No	Yes	Yes	No
`list_supported_standards`List the six fixed invoice packages, versions, scope and limitations, plus generic XML and supplied-XSD support.	List the six fixed invoice packages, versions, scope and limitations, plus generic XML and supplied-XSD support.	No	Yes	Yes	No
`search_xsdhub_guides`Search XSDHub public XML and XSD guides. Returns source URLs and excerpts. Does not validate or upload XML.	Search XSDHub public XML and XSD guides. Returns source URLs and excerpts. Does not validate or upload XML.	No	Yes	Yes	No
`validate_e_invoice`Check invoice XML with a fixed EN16931, XRechnung, Factur-X XML, KSeF FA(3), RO or HR package. KSeF is XSD-only; Factur-X checks XML only. No authority or network acceptance check.	Check invoice XML with a fixed EN16931, XRechnung, Factur-X XML, KSeF FA(3), RO or HR package. KSeF is XSD-only; Factur-X checks XML only. No authority or network acceptance check.	No	Yes	Yes	No
`validate_xml`Check XML well-formedness. Returns bounded errors and warnings with locations; uses one validation from the daily allowance.	Check XML well-formedness. Returns bounded errors and warnings with locations; uses one validation from the daily allowance.	No	Yes	Yes	No
`validate_xml_against_xsd`Check XML against a pinned officialSchema package or supplied XSD 1.0/1.1. Imports resolve inside the selected package only. Returns bounded findings and original schema hashes. The mf-etransport-v2 package also runs original official Schematron 2.0.2, all phases, with separate metadata.	Check XML against a pinned officialSchema package or supplied XSD 1.0/1.1. Imports resolve inside the selected package only. Returns bounded findings and original schema hashes. The mf-etransport-v2 package also runs original official Schematron 2.0.2, all phases, with separate metadata.	No	Yes	Yes	No

Details

Registry status: Active
Published: Nov 10, 2026
Updated: Nov 10, 2026
Website: https://xsdhub.com/ai⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): Invoicing and accountingSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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