# Ysaere, free: Business verification API

> Deterministic public-record screen (GLEIF LEI, SEC EDGAR, OFAC SDN, SAM.gov exclusions). No LLM.

Ysaere's Starter plan for the business verification API costs $0.00 per 1,000 companies. We check each provider's docs for 11 fields. Ysaere's docs list 1: Status.
We haven't run Ysaere through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
This plan is free. We rank 1,561 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)
[SafeDeal's ₸50,000 (about $110) monthly plan](https://datacircle.dev/business-verification-apis/safedeal/50000-monthly/llms.txt) is the cheapest paid plan per 1,000 companies. SafeDeal's business verification API costs nothing beyond the plan price. SafeDeal's plan covers companies in Kazakhstan only. [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 less up front than SafeDeal's ₸50,000 (about $110) 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/ysaere/free
- [Business verification API: the 14 best providers compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://ysaere.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `POST https://api.ysaere.com/v1/intel/kyb-verify`
- API key: with the plan, on https://ysaere.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Its API docs: https://api.ysaere.com/v1/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing#/paths/~1intel~1kyb-verify
- Sold by: Ysaere (https://ysaere.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 9%
- Status: ✓

## Price

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

## Aggregators

- Aggregators: none

## Charges

- Also pays for: from the same budget: Entity Classify · Quick Brief · Sourced Brief · Vault Search · Prohibited-Source Screen · Supplier Check File · Notary mint · Competitive Intelligence Report · Market Intelligence Report · Angel Intelligence Report · Angel Deep Report · Due Diligence Report · Trust Check · Security Assessment · Retail Insights · Retail Insights Deep Dive · CRE Deal Brief · Net-Lease Deal Brief · Multifamily Deal Brief · createSelfStorageDealBrief · Congress Insider Trades · Agent Summarize Page · Agent Extract JSON · Agent Extract Entities · Agent Claim Check · Agent Translate · Agent Compare Documents · Agent US Treasury Yield Curve · Agent Effective Fed Funds Rate · Agent SOFR · Agent Latest Congress Trades · Agent Latest Insider Trades (Form 4) · Agent Wallet Sanctions Screen (OFAC SDN) · Agent Private Raises (Form D)

## Not found

- $ per 1,000: $0.00

## In their words

- Their pitch: Deterministic public-record screen (GLEIF LEI, SEC EDGAR, OFAC SDN, SAM.gov exclusions). No LLM.

## Data

- Keep data: no limit
- Use data: A limited, non-exclusive, non-transferable, non-sublicensable, revocable license to access and use the Service for your internal business or personal purposes. You will not, and will not permit any third party to: Scrape, crawl, or use any automated means to access the Service or extract data or Outputs, except through documented APIs within published rate limits, [...] Use the Service or any Output to develop, train, fine-tune, or improve a competing product, foundation model, or other AI model, Resell, rent, lease, sublicense, or provide the Service or Outputs to third parties as a service bureau, except as expressly permitted [...], Circumvent or attempt to circumvent usage limits, credit accounting, security controls, or safety guardrails [...], Remove, obscure, or alter proprietary notices, AI-generated-content disclosures, or attribution contained in the Service or any Output, Submit content or use the Service in a way that is unlawful, infringing, defamatory, or that violates the Acceptable Use Policy or the AI Acceptable Use & Output Restrictions. A Machine Caller (and its Principal) must not: [...] use Outputs to train, fine-tune, or distill any model, use Outputs for any FCRA/eligibility purpose [...]

## Plan

- Pay: $0
- You get: 150 credits
- Enough for: 150 calls

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: name. Optional: jurisdiction, domain, notarize
- Method: POST
- Path: /intel/kyb-verify

## About the plan

- Plan: Starter
- Who can get it: anyone at least 18 and able to form a binding contract, with an account

## The 8 fields the plan's answer can hold

status, register checked, fetched at, response hash, notary mode, notary content hash, notary signature, notary verify URL

## Ysaere's plans (7)

- [Ysaere, free](https://datacircle.dev/business-verification-apis/ysaere/free/llms.txt): $0.00 per 1,000, 9% complete
- [Ysaere, pay as you go, x402 pay per call, POST /intel/kyb-verify](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-kyb-verify/llms.txt): $50.00 per 1,000, 9% complete
- [Ysaere, top-up](https://datacircle.dev/business-verification-apis/ysaere/top-up/llms.txt): $100.00 per 1,000, 9% complete
- [Ysaere, $50 monthly](https://datacircle.dev/business-verification-apis/ysaere/50-monthly/llms.txt): $64.516 per 1,000, 9% complete
- [Ysaere, $300 monthly](https://datacircle.dev/business-verification-apis/ysaere/300-monthly/llms.txt): $63.83 per 1,000, 9% complete
- [Ysaere, $950 monthly](https://datacircle.dev/business-verification-apis/ysaere/950-monthly/llms.txt): $62.092 per 1,000, 9% complete
- [Ysaere, contact us](https://datacircle.dev/business-verification-apis/ysaere/contact-us/llms.txt): 9% complete

## Ysaere's calls for this API (17)

- `POST /intel/kyb-verify`: [Ysaere, free](https://datacircle.dev/business-verification-apis/ysaere/free/llms.txt)
- `POST /intel/sunbiz-document-number`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sunbiz-document-number](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sunbiz-document-number/llms.txt)
- `POST /intel/sunbiz-entity-type`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sunbiz-entity-type](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sunbiz-entity-type/llms.txt)
- `POST /intel/sunbiz-file-date`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sunbiz-file-date](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sunbiz-file-date/llms.txt)
- `POST /intel/sunbiz-status`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sunbiz-status](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sunbiz-status/llms.txt)
- `POST /intel/lei-code`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-code](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-code/llms.txt)
- `POST /intel/lei-jurisdiction`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-jurisdiction](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-jurisdiction/llms.txt)
- `POST /intel/lei-legal-name`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-legal-name](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-legal-name/llms.txt)
- `POST /intel/lei-parent`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-parent](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-parent/llms.txt)
- `POST /intel/lei-parent-name`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-parent-name](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-parent-name/llms.txt)
- `POST /intel/lei-registration-status`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-registration-status](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-registration-status/llms.txt)
- `POST /intel/lei-entity-status`: [Ysaere, pay as you go, x402 pay per call, POST /intel/lei-entity-status](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-lei-entity-status/llms.txt)
- `POST /intel/sam-cage`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sam-cage](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sam-cage/llms.txt)
- `POST /intel/sam-naics`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sam-naics](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sam-naics/llms.txt)
- `POST /intel/sam-registration-expiration`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sam-registration-expiration](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sam-registration-expiration/llms.txt)
- `POST /intel/sam-registration-status`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sam-registration-status](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sam-registration-status/llms.txt)
- `POST /intel/sam-uei`: [Ysaere, pay as you go, x402 pay per call, POST /intel/sam-uei](https://datacircle.dev/business-verification-apis/ysaere/pay-as-you-go-x402-pay-per-call-post-intel-sam-uei/llms.txt)

## Ysaere's APIs (5)

- [Ysaere: business verification API pricing, 7 plans](https://datacircle.dev/business-verification-apis/ysaere/free/llms.txt)
- [Ysaere: company funding API pricing, 7 plans](https://datacircle.dev/company-funding-apis/ysaere/free/llms.txt)
- [Ysaere: company enrichment API pricing, 1 plan](https://datacircle.dev/company-enrichment-apis/ysaere/pay-as-you-go/llms.txt)
- [Ysaere: news API pricing, 1 plan](https://datacircle.dev/news-apis/ysaere/pay-as-you-go/llms.txt)
- [Ysaere: web scraping API pricing, 1 plan](https://datacircle.dev/web-scraping-apis/ysaere/pay-as-you-go/llms.txt)

## Ysaere: business verification API alternatives

- [Jid, pay as you go, GET /v1/entities/{id}, from the 1,001st call a month](https://datacircle.dev/business-verification-apis/jid/pay-as-you-go-get-v1-entities-id-from-the-1001st-call-a-month/llms.txt): $50.00 per 1,000, 18% complete, stored
- [Korea Business Verify (KBV), pay as you go, x402 pay per call, POST /v1/business/verify](https://datacircle.dev/business-verification-apis/korea-business-verify-kbv/pay-as-you-go-x402-pay-per-call-post-v1-business-verify/llms.txt): $50.00 per 1,000, 18% complete, live
- [SavvyIQ, top-up from $5, Pay as you go, GET /v2/search](https://datacircle.dev/business-verification-apis/savvyiq/top-up-from-5-pay-as-you-go-get-v2-search/llms.txt): $50.00 per 1,000, 27% complete, 1 month
- [OpenSOSData, $250 pack, Scale, POST /v1/lookup](https://datacircle.dev/business-verification-apis/opensosdata/250-pack-scale-post-v1-lookup/llms.txt): $50.00 per 1,000, 100% complete, live
- [x402 Atlas, pay as you go](https://datacircle.dev/business-verification-apis/x402-atlas/pay-as-you-go/llms.txt): $50.00 per 1,000, 55% 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 2026-11-09.

- https://api.cdp.coinbase.com/platform/v2/x402/discovery/resources?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://api.ysaere.com/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://api.ysaere.com/v1/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://api.ysaere.com/v1/pricing?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://app.ysaere.com/legal/api-terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://app.ysaere.com/terms?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://ysaere.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://ysaere.com/pricing/?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing