skanfirmy.pl

Last 30 days

Uptime

100%

Response time

184 ms typical, 184 ms slowest 5%

Last check

44 min ago

Next check

in 5 h

How to call it

Add it to any MCP client that supports remote servers.

{
  "mcpServers": {
    "skanfirmy-pl": {
      "type": "http",
      "url": "https://skanfirmy.pl/mcp"
    }
  }
}

14 tools

• sprawdz_nip

  Check VAT status (VAT White List / Biała Lista) and KRS data for a Polish company by NIP. For entities without a KRS number (sole proprietors and civil partnerships, i.e. natural persons) personal data is limited (GDPR): the address is reduced to the town (the White List does not

• sprawdz_lista_nip

  Bulk-check up to 30 NIPs in one call to the Ministry of Finance VAT White List: VAT status, bank accounts, REGON, KRS number and address of each entity. For entities without a KRS number (natural persons) the address is reduced to the town and bank accounts to their count, and no

• sprawdz_regon

  Look up entity data in the REGON register (Statistics Poland / GUS BIR) by NIP: REGON number, official name, legal form (legal or natural person), address (voivodeship, county, municipality). Covers ALL entities, including sole proprietors that are not in the KRS. For natural per

• sprawdz_vies

  Validate a counterparty's EU VAT number in the VIES system (European Commission). For Polish (PL) numbers the address is reduced to the town, because the number may belong to a natural person (GDPR).

• sprawdz_rachunek

  Check whether a bank account number (NRB) appears in the VAT White List for a given NIP. Due diligence for payments above PLN 15,000.

• generuj_mikrorachunek

  Generate the individual tax micro-account (for PIT/CIT/VAT payments) from a NIP. The server does not accept PESEL (personal ID) — for a PESEL compute it locally: BBAN = "101000712221" + PESEL + "0", IBAN = "PL" + ISO 7064 mod-97 check digits + BBAN (or use skanfirmy.pl/mikrorachu

• szukaj_pkd

  Search PKD 2025 business activity codes by activity name or code number.

• oblicz_odsetki

  Calculate statutory or commercial (B2B) late-payment interest, broken down by NBP reference-rate periods.

• szukaj_katalog_api

  Search otwarteAPI.pl, a catalog of public Polish and EU APIs (VAT, KRS, GUS, NBP, ECB, Eurostat and more). Returns matching entries with a link to each API's official docs. An empty query returns the whole catalog (optionally narrowed by scope or topic).

• observe_nip

  Add a NIP to monitoring. You get notified (via changes_since or email) when its VAT status, bank account, or registry data shown on the Ministry of Finance White List (name, address, KRS, REGON) changes. For natural persons running a business (entities without a KRS number) only

• unobserve_nip

  Stop watching a NIP — the watch is deleted right away. Requires a skanfirmy API key.

• list_observations

  Return the list of NIPs you monitor, with their current VAT status and last-checked date (name is null for natural persons running a business). Each entry keeps the raw Ministry of Finance literal in status_vat and, when a status is known, adds derived language-neutral fields vat

• changes_since

  Return changes (VAT status, bank accounts, or registry data — name, address, KRS, REGON — from the White List) detected since a given date for the NIPs you monitor. The field property is one of: status_vat, account_added, account_removed, name, address, krs, regon. For natural pe

• set_webhook

  Set (or clear) a push webhook URL for your monitoring, instead of or in addition to polling. When we detect a change for a monitored NIP, we send a POST signed with HMAC-SHA256 (X-Skanfirmy-Signature header). Returns the secret ONCE. Pass an empty url to disable. Requires a skanf

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