# CEIDG, free: Business verification API

> Interfejs Metoda FIRMY / Zwraca listę firm w oparciu o przekazane kryteria wyszukiwania

CEIDG's Free plan for the business verification API costs $0.00 per 1,000 companies. We check each provider's docs for 11 fields. CEIDG's docs list 6: Registered name, Entity number, Tax ID, Status, Formation date, Principal address.
CEIDG limits how many calls you get but gives no number.
We haven't run CEIDG through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
We rank 1,735 plans for business verification APIs by price. Half the plans cost $7.895 or less per 1,000 companies. This plan and 227 others tie for the lowest price per 1,000 companies of the 1,735 plans. [See the best free business verification API plan.](https://datacircle.dev/best-business-verification-api.txt)
[Scoris' €19 pack](https://datacircle.dev/business-verification-apis/scoris/19-pack/llms.txt) covers any number of companies in 8 countries only. Scoris' €19 pack costs less up front than SafeDeal's ₸50,000 (about $110) monthly plan.
[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt), [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50/llms.txt) and [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/249-monthly/llms.txt) are the best business verification API providers in the Datacircle benchmark for companies in any country.

- This page: https://datacircle.dev/business-verification-apis/ceidg/free
- [Business verification API in 2026: the 8 best compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://akademia.biznes.gov.pl/hurtownia-danych/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `GET https://dane.biznes.gov.pl/api/ceidg/v3/firmy`
- API key: with the plan, on https://akademia.biznes.gov.pl/hurtownia-danych/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://akademia.biznes.gov.pl/portal/004281?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Sold by: CEIDG (https://dane.biznes.gov.pl?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 55%
- Registered name: ✓
- Entity number: ✓
- Tax ID: ✓
- Status: ✓
- Formation date: ✓
- Principal address: ✓

## Price

- $ per 1,000 companies: $0.00
- Per: call
- Billing: free

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## Not found

- $ per 1,000 calls that find nothing: $0.00

## In their words

- Their pitch: Interfejs Metoda FIRMY / Zwraca listę firm w oparciu o przekazane kryteria wyszukiwania

## Data

- Countries: Poland
- Keep data: no limit
- Use data: Hurtownia danych CEIDG i Biznes.gov.pl (dalej „Hurtownia danych”) jest źródłem danych i raportów o przedsiębiorcach zarejestrowanych w CEIDG, do którego dostęp ma każdy zainteresowany Użytkownik. [...] Dostęp do Hurtowni danych będą mieli wyłącznie Użytkownicy, których tożsamość została zweryfikowana. [...] Informacje o przedsiębiorcach udostępniane są bezpłatnie, wg idei otwartych danych (open data), czyli formy dzielenia się danymi publicznymi w sposób przejrzysty, przydatny i zgodny ze standardami oraz przepisami prawa.

## Plan

- Pay: $0

## Rate limit

- Per second: 0.28 (1,000 an hour)

## Speed

- Answer: in the call

## The call

- You send: nothing required. Optional: nip, regon, nip_sc, regon_sc, imie, nazwisko, nazwa, ulica, budynek, lokal, miasto, wojewodztwo, powiat, gmina, kod, pkd, status, dataod, datado, page, limit
- Method: GET
- Path: /firmy

## About the plan

- Plan: Free
- Who can get it: anyone with a Biznes.gov.pl account and a verified identity (Profil Zaufany) who files the access request for the Hurtownia danych

## The 25 fields the plan's answer can hold

record ID, business name, business address street, business address building number, business address unit number, business address city, business address voivodeship, business address county, business address commune, business address country code, business address postal code, business address PO box, business address unusual place description, business address addressee, business address TERC code, business address SIMC code, business address ULIC code, owner first name, owner last name, NIP, REGON, start date, status, record link, total results

## CEIDG's plans (1)

- [CEIDG, free](https://datacircle.dev/business-verification-apis/ceidg/free/llms.txt): $0.00 per 1,000, 55% complete

## CEIDG's calls for this API (1)

- `GET /firmy`: [CEIDG, free](https://datacircle.dev/business-verification-apis/ceidg/free/llms.txt)

## CEIDG's APIs (3)

- [CEIDG: business verification API pricing, 1 plan](https://datacircle.dev/business-verification-apis/ceidg/free/llms.txt)
- [CEIDG: company discovery API pricing, 1 plan](https://datacircle.dev/company-discovery-apis/ceidg/free/llms.txt)
- [CEIDG: company enrichment API pricing, 1 plan, GET /firma](https://datacircle.dev/company-enrichment-apis/ceidg/free-get-firma/llms.txt)
- [CEIDG: company enrichment API pricing, 1 plan, GET /firma/{id}](https://datacircle.dev/company-enrichment-apis/ceidg/free-get-firma-id/llms.txt)
- [CEIDG: company enrichment API pricing, 1 plan, GET /getRdrInfo](https://datacircle.dev/company-enrichment-apis/ceidg/free-get-getrdrinfo/llms.txt)

## CEIDG: business verification API alternatives

- [Latinfo, free, GET /co/rues/registry/search](https://datacircle.dev/business-verification-apis/latinfo/free-get-co-rues-registry-search/llms.txt): $0.00 per 1,000, 27% complete, stored
- [INSEE, free](https://datacircle.dev/business-verification-apis/insee/free/llms.txt): $0.00 per 1,000, 45% complete, 24 hours
- [Scoris, free](https://datacircle.dev/business-verification-apis/scoris/free/llms.txt): $0.00 per 1,000, 18% complete, 1 week
- [Milquery, free](https://datacircle.dev/business-verification-apis/milquery/free/llms.txt): $0.00 per 1,000, 27% complete, stored
- [CDQ, free](https://datacircle.dev/business-verification-apis/cdq/free/llms.txt): $0.00 per 1,000, 18% complete

## Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-08.

- https://akademia.biznes.gov.pl/hurtownia-danych/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://akademia.biznes.gov.pl/portal/004281?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://dane.biznes.gov.pl/pl/portal/034872?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://pliki.biznes.gov.pl/akademia/20260422/Dokumentacja_dla_integratorow_API_HD_v3.7z?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.biznes.gov.pl/pl/e-uslugi/00_9999_00?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://www.biznes.gov.pl/pl/uwagi-prawne?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing