# Osint, free: Business verification API

> Check who is behind a company in one call. UK companies come from the Companies House register, by number or name, US companies from SEC EDGAR, by name, ticker or CIK.

Osint's Free account plan for the business verification API costs $0.00 per 1,000 companies. We check each provider's docs for 11 fields. Osint's docs list 9: Registered name, Entity number, Tax ID, Entity type, Status, Formation date, Principal address, Officers, Filings.
We haven't run Osint through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
This plan is free. We rank 1,422 plans for business verification APIs by price. Half the plans cost $7.895 or less per 1,000 companies. [See the best free business verification API plan.](https://datacircle.dev/best-business-verification-api.txt)
[CharityAPI's $15 monthly plan](https://datacircle.dev/business-verification-apis/charityapi/15-monthly-paid-get-api-organizations-ein/llms.txt) 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](https://datacircle.dev/business-verification-apis/apizero/cny-399-yearly-diamond-membership-get-api-company-search/llms.txt) costs the least for 10,000 companies a month: about $4.97.
[Scoris's €19 pack](https://datacircle.dev/business-verification-apis/scoris/19-pack/llms.txt) covers any number of companies in 8 countries only. Scoris's €19 pack costs more up front than CharityAPI's $15 monthly plan.
[GovFiles](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt), [CompanyData.com](https://datacircle.dev/business-verification-apis/companydata-com/249-monthly/llms.txt) and [Didit](https://datacircle.dev/business-verification-apis/didit/top-up-from-50/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/osint/free
- [Business verification API: the 14 best providers compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://osint.foundation/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `GET https://osint.foundation/api/v1/company/{jurisdiction}/{query}`
- API key: with the plan, on https://osint.foundation/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://osint.foundation/company-lookup?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Sold by: Osint (https://osint.foundation?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-08

## In the answer

- Completeness: 82%
- Registered name: ✓
- Entity number: ✓
- Tax ID: ✓
- Entity type: ✓
- Status: ✓
- Formation date: ✓
- Principal address: ✓
- Officers: ✓
- Filings: ✓

## 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: $0.00

## In their words

- Their pitch: Check who is behind a company in one call. UK companies come from the Companies House register, by number or name, US companies from SEC EDGAR, by name, ticker or CIK.

## Data

- Countries: United Kingdom, United States
- Keep data: no limit
- Use data: Use the service only for lawful purposes, such as security research, fraud prevention, due diligence, journalism, investigations and checking your own exposure [...] You must not use the service, or anything it returns, to: stalk, harass, threaten, dox or intimidate anyone, [...] make decisions about a person’s employment, housing, credit or insurance, or discriminate against anyone, commit or facilitate fraud, identity theft or any other crime, resell or republish raw results as a competing dataset or service without our written permission, get around rate limits, credit metering or account restrictions, scrape the website instead of using the API, or repeatedly send input the service cannot process, attack, probe or overload the service or its infrastructure.

## Plan

- Pay: $0
- You get: 3 credits a day
- Enough for: 3 calls a day

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: jurisdiction "uk" or "us", query
- Method: GET
- Path: /v1/company/{jurisdiction}/{query}

## About the plan

- Plan: Free account
- Who can get it: anyone aged 18 or over who can enter a binding contract, with an email-verified account

## The 22 fields the plan's answer can hold

company name, company number, status, company type, incorporation date, registered office, SIC codes, previous names, officers, people with significant control, charges, filings, tickers, EIN, state of incorporation, industry, addresses, annual financials, Form D offering, accounts dates, confirmation statement date, matches

## Osint's plans (7)

- [Osint, free](https://datacircle.dev/business-verification-apis/osint/free/llms.txt): $0.00 per 1,000, 82% complete
- [Osint, $4.20 pack](https://datacircle.dev/business-verification-apis/osint/4-20-pack/llms.txt): $84.00 per 1,000, 82% complete
- [Osint, $29.99 pack](https://datacircle.dev/business-verification-apis/osint/29-99-pack/llms.txt): $29.99 per 1,000, 82% complete
- [Osint, $99.99 pack](https://datacircle.dev/business-verification-apis/osint/99-99-pack/llms.txt): $9.999 per 1,000, 82% complete
- [Osint, $699 pack](https://datacircle.dev/business-verification-apis/osint/699-pack/llms.txt): $1.398 per 1,000, 82% complete
- [Osint, $1,999 pack](https://datacircle.dev/business-verification-apis/osint/1999-pack/llms.txt): $0.20 per 1,000, 82% complete
- [Osint, contact us](https://datacircle.dev/business-verification-apis/osint/contact-us/llms.txt): 82% complete

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

- `GET /v1/company/{jurisdiction}/{query}`: [Osint, free](https://datacircle.dev/business-verification-apis/osint/free/llms.txt)

## Osint's APIs (13)

- [Osint: Facebook page API pricing, 7 plans](https://datacircle.dev/facebook-page-apis/osint/free/llms.txt)
- [Osint: GitHub profile API pricing, 7 plans](https://datacircle.dev/github-profile-apis/osint/free/llms.txt)
- [Osint: Instagram profile API pricing, 7 plans](https://datacircle.dev/instagram-profile-apis/osint/free/llms.txt)
- [Osint: business verification API pricing, 7 plans](https://datacircle.dev/business-verification-apis/osint/free/llms.txt)
- [Osint: domain WHOIS API pricing, 7 plans](https://datacircle.dev/domain-whois-apis/osint/free/llms.txt)
- [Osint: IP company lookup API pricing, 7 plans](https://datacircle.dev/ip-company-lookup-apis/osint/free/llms.txt)
- [Osint: local business search API pricing, 7 plans](https://datacircle.dev/local-business-search-apis/osint/free/llms.txt)
- [Osint: phone validation API pricing, 7 plans](https://datacircle.dev/validate-phone-apis/osint/free/llms.txt)
- [Osint: reverse email lookup API pricing, 7 plans](https://datacircle.dev/reverse-email-lookup-apis/osint/free/llms.txt)
- [Osint: web scraping API pricing, 7 plans](https://datacircle.dev/web-scraping-apis/osint/free/llms.txt)
- [Osint: Snapchat profile API pricing, 7 plans](https://datacircle.dev/snapchat-profile-apis/osint/free/llms.txt)
- [Osint: Telegram channel API pricing, 7 plans](https://datacircle.dev/telegram-channel-apis/osint/free/llms.txt)
- [Osint: TikTok profile API pricing, 7 plans](https://datacircle.dev/tiktok-profile-apis/osint/free/llms.txt)

## Osint: business verification API alternatives

- [Recordwire, $500 monthly](https://datacircle.dev/business-verification-apis/recordwire/500-monthly/llms.txt): $0.193 per 1,000, 64% complete
- [CNPJa, R$99.99 monthly](https://datacircle.dev/business-verification-apis/cnpja/r-99-99-monthly/llms.txt): $0.197 per 1,000, 36% complete, stored
- [DataAndAPIs, $99.99 monthly](https://datacircle.dev/business-verification-apis/dataandapis/99-99-monthly/llms.txt): $0.20 per 1,000, 27% complete, live
- [Leadgen Romania, €29 monthly, Business, GET /lookup_business](https://datacircle.dev/business-verification-apis/leadgen-romania/29-monthly-business-get-lookup-business/llms.txt): $0.218 per 1,000, 64% complete, stored

## 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://osint.foundation?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://osint.foundation/company-lookup?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://osint.foundation/openapi.yaml?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://osint.foundation/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://osint.foundation/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing