Datacircle

CompanyProof pricing: business verification API, POST /v2/claims/verify

CompanyProof's siteThis page as plain textBusiness verification API: the 13 best providers comparedCompanyProof: business verification API alternatives

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18% complete: 2 of the 11 fields on our checklistSee the 11 fields
$396.00per 1,000 companiesWe haven't run CompanyProof through our business verification API benchmark yet.We rank 1,165 plans for business verification APIs by price. Half the plans cost $8.182 or less per 1,000 companies. This plan costs less per 1,000 companies than 8% of the 1,165 plans.CharityAPI's $15 monthly plan is the cheapest paid plan per 1,000 companies. CharityAPI's plan covers companies in the United States only. CharityAPI's $15 monthly plan charges nothing per call. You get as many companies as CharityAPI's rate limit allows. ApiZero's CNY 399 yearly plan costs the least for 10,000 companies a month: about $4.97.Scoris's €19 pack covers any number of companies in 8 countries only. Scoris's €19 pack costs more up front than CharityAPI's $15 monthly plan.GovFiles, Didit and CompanyData.com are the best business verification API providers in the Datacircle benchmark for companies in any country.
Type a number to see the cheapest CompanyProof plan for that many companies. The table below then sorts the other plans by what each costs.
Plan: Starter one of CompanyProof's 3 plans
Call: POST /v2/claims/verify one of CompanyProof's 2 calls for this API
API: Business verification API one of CompanyProof's 3 APIs

About this item

  • Freshness. We don't know how fresh this plan's data is.
  • 2 of the 11 fields on our checklist. Registered name, Entity number.
  • A monthly subscription. You pay $99 a month for 250 credits, enough for 250 results. Calls stop once your credits run out. Unused credits expire at the end of each monthly period.
  • One call. You call POST /v2/claims/verify. You send company.name, company.country and one of answer or claims. You can also send company.registration_number, monitor and the Idempotency-Key header. The call returns the register's record of each company you send.
  • Who can get it: business and professional use only, not personal consumer use. Keep data: with conditions. Use data: with conditions.

CompanyProof: business verification API alternatives

CompanyProof alternatives: other business verification API providers by price

We list other providers' plans closest to this plan in price per 1,000 companies.

This planCompanyProof, $99 monthly, Starter, POST /v2/claims/verifyVAT Search, €81 yearlyTINCheck, $399.95 monthlyTIN Comply, $2,000 pack, 5,000-Pack, POST /api/v1/validate/company-details-lookup-by-name-addressSONAR (getsonar.report), €129 pack, Pack of 20 reports, POST /v1/agents/kyb-diligence/findings
$ per 1,000 companies$396.00$379.789$399.95$400.00$403.233
Completeness18%55%9%27%18%
Billingmonthlyyearlymonthlypay firstpay first
Pay$99€81$399.95$2,000€129
Enough for250 results a month20 calls a month1,000 calls a month5,000 calls360 calls
Freshnessunknownunknownlivestoredunknown
Who can get itbusiness and professional use only, not personal consumer useanyoneanyone who certifies in the agreement that their company has filed forms 1099-B, DIV, INT, MISC, OID or PATR in the past and that the TIN/Names checked relate to accounts where a reportable payment is made or likelyanyoneanyone at least 18 years old using SONAR for a lawful commercial purpose

Sources

From each provider's own pricing page and docs, and from what providers tell us. We read this row from these pages on 2026-11-07.

  1. companyproof.ai/acceptable-use
  2. companyproof.ai/business-verification-api
  3. companyproof.ai/company-data-api
  4. companyproof.ai/docs/limits
  5. companyproof.ai/docs/response
  6. companyproof.ai/docs/verify
  7. companyproof.ai/legal
  8. companyproof.ai/openapi.json
  9. companyproof.ai/pricing
  10. companyproof.ai/terms

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, not in the answer
  • Entity type, not in the answer
  • Status, not in the answer
  • Good standing, not in the answer
  • Formation date, not in the answer
  • Registered agent, not in the answer
  • Principal address, not in the answer
  • Officers, not in the answer
  • Filings, not in the answer
Price
$ per 1,000 companies$396.00
Perresult
Billingmonthly
$ a month$99
Aggregators
Aggregatorsnone
Charges
Also pays forfrom the same budget: Resolve companies · Retrieve a company profile · Stream an intelligence query
Overage
Units caphard
In their words
Their pitchVerify submitted company identity claims against available company records. CompanyProof returns a claim-level verdict, the observed value and source evidence.
Data
CountriesWorldwide
Keep dataYou may keep lawfully obtained output for your permitted internal records after the subscription ends, subject to data-protection duties, applicable source restrictions disclosed with the data, and your agreement.
Use dataYour subscription gives your authorised users a non-exclusive, non-transferable right to use the service and its output for the business purposes permitted by your plan or order, including authorised internal API and agent workflows. [...] Resale, onward distribution, customer-facing data delivery, bulk licensing, white-labelling and model-training rights require an express written grant.
Plan
Pay$99
You get250 credits a month
Enough for250 results a month
Expiresat the end of each monthly period
Rate limit
Per second0.5
Batch20
Speed
Answerin the call
The call
You sendcompany.name, company.country, one of answer or claims. Optional: company.registration_number, monitor, Idempotency-Key header
MethodPOST
Path/v2/claims/verify
About the plan
PlanStarter
Who can get itbusiness and professional use only, not personal consumer use
The 22 fields the plan's answer can hold

proof ID, company ID, legal name, registration number, country code, claim ID, claim field, published value, observed value, verdict, explanation, source name, source URL, source record ID, retrieved at, source updated at, verified count, corrected count, stale count, unsupported count, monitoring status, latency

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