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SOSfinder pricing and alternatives: business verification API

SOSfinder's sitellms.txtBest business verification API in 2026: pricing comparedSOSfinder: business verification API alternatives

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82% complete: 9 of the 11 key fields we checkSee the 11 fields
$0.00per 1,000 companiesWe rank 634 plans by price. cnpjob's R$349 monthly plan is the cheapest paid plan per 1,000 companies: as little as $0.023. cnpjob's plan covers companies in Brazil only. cnpjob's R$349 monthly plan covers up to 3,000,000 companies a month at no extra cost.INSEE, CZ Agents and ARES are the best business verification API providers in our benchmark.
Plan: Free one of SOSfinder's 6 plans
Call: GET /search SOSfinder's only call
API: Business verification API SOSfinder's only API

About this item

  • Live. SOSfinder reads the register when you call the API.
  • 9 of the 11 key fields we check. Registered name, Entity number, Status, Good standing, Formation date, Registered agent, Principal address, Officers, Filings.
  • Nothing to pay. You get 50 credits a month, enough for 50 calls. Calls stop once your credits run out. Unused credits expire at the start of each billing cycle.
  • One call. You send state and business_name to GET /search. You can also send by. The call returns the register's record of the company.
  • Who can get it: anyone with an account, for a lawful business purpose. Keep data: You may cache and store responses within your own application for your own use.. Use data: with conditions.

SOSfinder: business verification API alternatives

The table starts with SOSfinder's cheapest paid plan. Next come plans from other providers with the price per 1,000 companies closest to SOSfinder's. Each plan in the table gives live data.

SOSfinder, $449 monthlyScavio, top-up from $25Parse, $30 monthly, Hobby, GET /scraper/8ceea6f9-34d2-4d7f-adf1-fc7bdd90b476/search_entitiesOpenSOSData, $500 pack, Enterprise, POST /v1/lookupStrale, pay as you go, x402 (USDC on Base), GET /x402/v2/belgian-company-data
$ per 1,000 companies$29.933$10.00$30.00$31.40$54.00
Completeness82%45%55%100%64%
Billingmonthlypay firstmonthlypay firstpay as you go
Pay$449$25$30$500per call
Enough for15,000 calls a month2,500 calls1,000 calls a month15,923 callsas many as you pay for
Freshnesslivelivelivelivelive
Who can get itanyone with an account, for a lawful business purposeanyoneanyone of legal age to enter into the Terms of Service, or acting for an organization they have the legal authority to bindanyoneanyone

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 2026-11-01.

  1. sosfinder.com
  2. sosfinder.com/docs/api-credits
  3. sosfinder.com/docs/entity-search
  4. sosfinder.com/docs/rate-limits
  5. sosfinder.com/llms.txt
  6. sosfinder.com/pricing
  7. sosfinder.com/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
  • Good standing
  • Formation date
  • Registered agent
  • Principal addresstown or region
  • Officers
  • Filings
Price
$ per 1,000 companies$0.00
Percall
Billingfree
Aggregators
Aggregatorsnone
Charges
Also pays for/v1/monitors: 5 entities, weekly checks · from the same budget: GET /document
Overage
Units caphard
Not found
$ per 1,000$0.00
In their words
Their pitchOne API for every Secretary of State.
Data
Freshnesslive
CountriesUnited States
Keep dataYou may cache and store responses within your own application for your own use.
Use dataYou may use the Service for any lawful business purpose — verifying businesses during onboarding, enriching CRM or lead records, underwriting and diligence, monitoring the standing of entities you do business with, and building products on top of the API. What you may not do: Resell, redistribute, or sublicense raw API responses as a standalone dataset or a competing lookup service, Share, sell, or pool your API key across separate businesses or customers, Circumvent, interfere with, or misreport usage metering, rate limits, or plan quotas, Scrape our website, dashboard, or documentation, or access the Service by any means other than the documented API, Probe, attack, or attempt to reverse engineer our systems, or use the Service in a way that degrades it for others, Use the Service to harass, stalk, or profile individuals, or in any way that violates applicable law. [...] You may not use the Service, in whole or in part, to establish an individual's eligibility for credit, insurance, employment, housing, or any other purpose regulated by the FCRA.
Plan
Pay$0
You get50 credits a month
Enough for50 calls a month
Expiresat the start of each billing cycle
Rate limit
Batch1
Speed
Answerin the call
The call
You sendstate, business_name. Optional: by
MethodGET
Path/search
About the plan
PlanFree
Who can get itanyone with an account, for a lawful business purpose
The 45 fields the plan's answer can hold

match found, state, state name, searched name, searched by, similar entities, registered name, entity number, secondary entity number, previous names, status, status reason, sub-status, legal entity type, legal entity type description, good standing, AR standing, RA standing, revenue standing, other standing, formation date, effective date, dissolution date, revival date, jurisdiction, federal employer ID, NAICS code, NAICS description, registered agent name, registered agent address, registered agent city, registered agent state, registered agent ZIP code, service of process name, service of process address, officers, principal office address, mailing address, filings, filing history, annual reports, documents, registry record URL, detail page available, raw state record

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