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mcp/harbor
Verified official

MDB B2B Check MCP

v0.5.0

info.mdb-group/b2b-check

Checks EU VAT IDs, Swiss UIDs, EORI, Peppol, LEI, IBAN/BIC and company registers, with source.

transport:streamable-http tools:17
Website

Target client

run in your project directory 

claude mcp add --transport http b2b-check https://b2b.mdb-group.info/mcp

setup guides: Claude Code Claude Desktop Cursor VS Code Zed Windsurf Cline Gemini CLI Grok ChatGPT Claude.ai LangChain

Adds it for this project only. Append --scope user to make it available everywhere. Claude Code docs

check_vat_id Read-only

check vat id

check_vat_ids Read-only

check vat ids

validate_vat_format

validate vat format

vies_status

vies status

find_swiss_company Read-only

find swiss company

check_eori Read-only

check eori

find_peppol_participant Read-only

find peppol participant

find_lei Read-only

find lei

check_business_partner Read-only

check business partner

check_iban Read-only

check iban

get_exchange_rate Read-only

get exchange rate

check_payment_details Read-only

check payment details

calculate_late_interest

calculate late interest

validate_tax_id_format

validate tax id format

check_company_register Read-only

check company register

check_registered_bank_account Read-only

check registered bank account

verify_receipt

verify receipt

All 17 tools, one page each

4 prompts you invoke yourself

Mutating and Read-only are read off each tool's name, not its schema — a hint, not a guarantee. Check the server's own documentation before granting access.