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Explorer/MCP/mavengence/ustidnr-mcp
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ustidnr-mcp

mavengence/ustidnr-mcp

Validate EU VAT IDs directly from your AI assistant. The only MCP server with qualifizierte Bestätigung (qualified confirmation) — the legally required proof for German businesses doing EU cross-border transactions under §6a UStG. Powered by the official BZSt eVatR API. No API key required.

3 tools available ↓
The Journeyman
A reasonable amount of history and nothing concerning in the scan.
Time indexed (7mo)
3toolsRemote/ HTTP7moindexed
100% uptime · 325ms avgChecked Oct 15, 2026
Quality Score
65/95
Deep
Risk Score
0/100
Clean
▸How is this calculated?
Quality Breakdown
Tenure14.7/20
213 days indexed
Capability15.1/25
Tools: 3.1/13 (3 tools)
Description: 5/5 ✓
Endpoint: 7/7 ✓
Adoption10/25
Use count: 10/20 (313 uses)
Multi-registry: 0/5 (1 registry)
Reliability25/25
Currently live: 10/10 ✓
Uptime history: 15/15 100% (70/70 checks)
Security scan: 0 pts in v1.0; ready to weight when coverage improves
Risk
0— Clean
No signals detected.
The scanner shows
3 tools. Nothing caught our attention.
First indexed Mar 16, 2026
Server Profile
⚙
Tools catalogued
3
3 tools available. Full list below.
☁
Hosting
Remote / HTTP
Runs on the internet. No access to your filesystem, SSH keys, or environment variables.
○
Registry presence
Not verified
Not yet verified by the Official MCP Registry.
●
Liveness
100%
Based on 48 checks. Average response: 325ms.
Publisher Verification
Not yet verified by the Official MCP Registry.
Endpoint
https://ustidnr-mcp--mavengence.run.tools
Tools (3)
validate_ustidnr
Validiert eine EU USt-IdNr (Format + BZSt/VIES-Prüfung). Prüft zunächst das Format, dann die Gültigkeit über die BZSt eVatR- oder VIES-Schnittstelle. Für deutsche USt-IdNr wird zusätzlich die Prüfziffer validiert. Args: vat_id: Die zu prüfende USt-IdNr (z.B. DE123456789, FR12345678901).
validate_batch
Batch-Validierung mehrerer EU USt-IdNr (bis zu 100). Validiert alle übergebenen USt-IdNr parallel und gibt eine Zusammenfassung mit Einzelergebnissen zurück. Args: vat_ids: Liste der zu prüfenden USt-IdNr (max. 100).
qualified_confirmation
Qualifizierte Bestätigung nach §6a UStG (BZSt eVatR). Prüft die USt-IdNr des Geschäftspartners und vergleicht Name, Ort, PLZ und Straße mit den offiziellen Daten des Mitgliedstaats. Ergebniscodes pro Feld: - A = Übereinstimmung - B = Keine Übereinstimmung - C = Nicht angefragt - D = Vom Mitgliedstaat nicht unterstützt Args: own_vat_id: Eigene deutsche USt-IdNr (z.B. DE123456789). partner_vat_id: USt-IdNr des Geschäftspartners. company_name: Erwarteter Firmenname des Partners. city: Erwarteter Ort des Partners. zip_code: Erwartete PLZ des Partners. street: Erwartete Straße des Partners.

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