Datacircle

ARES pricing and alternatives: business verification API

ARES's sitellms.txtBest business verification API in 2026: pricing comparedARES: business verification API alternatives

Is ARES yours? Write to us about our scores for this plan. We invite selected tool providers to our WhatsApp group.

55% complete: 6 of the 11 key fields we checkSee the 11 fields
$0.00per 1,000 companiesHalf of the 634 plans we rank by price cost $7.895 per 1,000 companies or less. This plan and 52 others tie for the lowest price per 1,000 companies of the 634 plans.INSEE, CZ Agents and ARES are the best business verification API providers in our benchmark.
Plan: Free ARES's only plan
Call: POST /ekonomicke-subjekty/vyhledat ARES's only call
API: Business verification API ARES's only API

About this item

  • A copy at most 14 days old. You get records from ARES's copy of the register.
  • 6 of the 11 key fields we check. Registered name, Entity number, Tax ID, Entity type, Formation date, Principal address.
  • Nothing to pay. You get up to 21,600,000 calls a month.
  • One call. You call POST /ekonomicke-subjekty/vyhledat. Every input is optional.
  • Who can get it: anyone who respects its operation conditions. Keep data: no limit. Use data: with conditions.

ARES: business verification API alternatives

We list other providers' plans closest to this plan in price per 1,000 companies. Each plan in the table gives live data or data at most a month old.

This planARES, freeINSEE, freeAnnuaire des Entreprises, freeCompanyData.com, free API creditsOpenSOSData, free, POST /v1/lookupRegistry Lookup, free
$ per 1,000 companies$0.00$0.00$0.00$0.00$0.00$0.00
Completeness55%45%73%18%100%45%
Billingfreefreefreefreefreefree
Pay$0$0$0$0$0$0
Enough for21,600,000 calls a month1,296,000 calls a month18,144,000 calls a month400 calls, once10 calls, once5,000 calls a month
Freshness14 days24 hours1 day1 monthlive7 days
Who can get itanyone who respects its operation conditionsanyoneanyoneanyone with a company email address (not Gmail, Outlook, Yahoo, etc.)new accounts, once on signup, no credit card requiredanyone with a verified work email address, personal email providers are rejected

Every business verification API provider we score, ranked

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-10-31.

  1. ares.gov.cz/ekonomicke-subjekty-v-be/rest/v3/api-docs
  2. ares.gov.cz/stranky/developer-info
  3. ares.gov.cz/stranky/faq-en
  4. ares.gov.cz/stranky/operation-conditions
  5. ares.gov.cz/swagger-ui/
  6. ares.gov.cz/swagger-ui/swagger-initializer.js

Product details

The key fields this plan's answer can hold, then each filled column in its row on the sheet.

  • Registered name
  • Entity number
  • Tax ID
  • Entity type
  • Status, not in the answer
  • Good standing, not in the answer
  • Formation date
  • Registered agent, not in the answer
  • Principal address
  • Officers, not in the answer
  • Filings, not in the answer
Score
Overall score83.4
Price score100
Data score79
Cost to get started score100
Bundle score0
Performance score100
Price
$ per 1,000 companies$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays fornothing else
Not found
$ per 1,000$0.00
In their words
Their pitchSoučástí informačního systému ARES je i API rozhraní pro vyhledání subjektu a zpřístupnění jeho veřejných údajů ze zdrojových registrů. Služby může využívat každý, pokud bude respektovat podmínky provozu.
Data
Freshness14 days
CountriesCzech Republic
Keep datano limit
Use dataVšechny údaje, které ARES zpřístupňuje, mají pouze informativní charakter a nemají charakter úřední listiny. Jejich výpis (prostřednictvím ARES) proto nemůže být použit jako průkazní materiál pro úřední jednání. [...] si Ministerstvo financí vyhrazuje právo omezit nebo znemožnit přístup k www aplikaci ARES uživatelům, kteří: odešlou k vyřízení více než 500 dotazů za minutu, se snaží o porušení bezpečnostní ochrany www serveru Ministerstva financí, opakovaně posílají nesprávně vyplněné dotazy, opakovaně posílají stejné dotazy, mají větší počet současně zadaných dotazů (pro automatizované dotazy), obcházejí povolené limity využíváním dotazování z většího množství IP adres, automatizovaně propátrávají databázi náhodnými údaji nebo generují většinu nesprávných dotazů.
Plan
Pay$0
Enough for21,600,000 calls a month
Rate limit
Per second8.33
Batch1
Speed
Answerin the call
Median0.09 s
The call
You sendnothing required. Optional: start, pocet, razeni, ico, obchodniJmeno, sidlo.kodCastiObce, sidlo.kodSpravnihoObvodu, sidlo.kodMestskeCastiObvodu, sidlo.kodUlice, sidlo.cisloDomovni, sidlo.kodObce, sidlo.cisloOrientacni, sidlo.cisloOrientacniPismeno, sidlo.textovaAdresa, pravniForma, financniUrad, pravniFormaRos, czNace
MethodPOST
Path/ekonomicke-subjekty/vyhledat
About the plan
PlanFree
Who can get itanyone who respects its operation conditions
The 76 fields the plan's answer can hold

IČO, entity ID, registered name, country code, country, region code, region, district code, district, municipality code, municipality, municipality part code, municipality part, Prague administrative district code, Prague administrative district, Prague city district code, Prague city district, city borough code, city borough, street code, street, house number, house number type, orientation number, orientation number letter, address supplement, address point code, ZIP code, ZIP code text, address text, address numbers text, address standardization status, delivery address line 1, delivery address line 2, delivery address line 3, legal form, legal form in ROS, financial office, formation date, dissolution date, record update date, DIČ, VAT group DIČ, CZ-NACE 2008 codes, CZ-NACE 2025 codes, ROS registration status, VR registration status, RES registration status, RŽP registration status, NRPZS registration status, RPSH registration status, RCNS registration status, SZR registration status, VAT payer registration status, VAT group registration status, excise tax registration status, ISIR registration status, CEÚ registration status, RŠ registration status, RED registration status, MONITOR registration status, primary data source, SZR sub-register, name per source, name valid from, name valid until, name is primary record, address per source, address valid from, address valid until, address is primary record, legal form per source, legal form in ROS per source, court file number, record source, total results

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