# StablecoinGateways, pay as you go, x402 pay per call, GET /v1/counterparty-check: Business verification API

> Counterparty check (KYB preflight) in one call: give any of a company name, domain, LEI or crypto wallet address (plus an optional EU VAT number), get neutral sourced facts for vendor onboarding and supplier due diligence: sanctions screen of the name on OFAC, EU and UK lists with UN designations flagged, US federal exclusions (SAM.gov debarments and suspensions of firms, by name or UEI), OFAC wallet check, GLEIF LEI match and status, domain age, registrar and email-auth, and an EU VAT number format check.

StablecoinGateways's x402 pay per call plan for the business verification API costs $10.00 per 1,000 companies. We check each provider's docs for 11 fields. StablecoinGateways's docs list 2: Registered name, Entity number.
We haven't run StablecoinGateways through [our business verification API benchmark](https://datacircle.dev/best-business-verification-api.txt) yet.
We rank 1,561 plans for business verification APIs by price. Half the plans cost $7.895 or less per 1,000 companies. This plan costs less per 1,000 companies than 41% of the 1,561 plans.
[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/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-counterparty-check
- [Business verification API: the 14 best providers compared](https://datacircle.dev/best-business-verification-api.txt)
- Get it: https://api.stablecoingateways.com/v1/catalog?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- Request: `GET https://api.stablecoingateways.com/v1/counterparty-check`
- API key: not needed
- Its API docs: https://api.stablecoingateways.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing#/paths/~1v1~1counterparty-check
- Sold by: StablecoinGateways (https://stablecoingateways.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing)
- Checked: 2026-11-09

## In the answer

- Completeness: 18%
- Registered name: ✓
- Entity number: ✓

## Price

- $ per 1,000 companies: $10.00
- Per: call
- Billing: pay as you go

## Aggregators

- Aggregators: none

## Charges

- Also pays for: nothing else

## In their words

- Their pitch: Counterparty check (KYB preflight) in one call: give any of a company name, domain, LEI or crypto wallet address (plus an optional EU VAT number), get neutral sourced facts for vendor onboarding and supplier due diligence: sanctions screen of the name on OFAC, EU and UK lists with UN designations flagged, US federal exclusions (SAM.gov debarments and suspensions of firms, by name or UEI), OFAC wallet check, GLEIF LEI match and status, domain age, registrar and email-auth, and an EU VAT number format check.

## Data

- Countries: Worldwide
- Keep data: no API terms
- Use data: no API terms

## Plan

- Pay: per call

## Rate limit

- Batch: 1

## Speed

- Answer: in the call

## The call

- You send: nothing required. Optional: name, domain, lei, vat, country, address, uei
- Method: GET
- Path: /v1/counterparty-check

## About the plan

- Plan: x402 pay per call
- Who can get it: anyone with a wallet paying USDC on Base (or XRP on the XRP Ledger) for each call over x402, no account or API key

## The 56 fields the plan's answer can hold

query, checked at, facts, sanctions screened, sanctions query, sanctions minimum score, sanctions lists screened, sanctions match count, sanctions match counts, sanctions matches, sanctions lists, sanctions scope, sanctions confirm at, wallet screened, wallet reason, LEI checked, LEI query, LEI country filter, LEI total matches, LEI records, domain, domain exists, domain registered at, domain age in years, domain expires at, registrar, registry status, RDAP available, DNS, mail authentication, HTTPS, VAT checked, VAT normalised input, VAT country code, VAT country, VAT format valid, VAT registration checked, VAT note, VAT verify at, US exclusions checked, US exclusions list, US exclusions query, US exclusions match count, US exclusions matches, US exclusions extract, US exclusions scope, US exclusions method, US exclusions source, D&B attribution, US exclusions verify at, US exclusions note, name links, notice, sources, provenance, signed receipt

## StablecoinGateways's plans (1)

- [StablecoinGateways, pay as you go, x402 pay per call, GET /v1/counterparty-check](https://datacircle.dev/business-verification-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-counterparty-check/llms.txt): $10.00 per 1,000, 18% complete

## StablecoinGateways's calls for this API (3)

- `GET /v1/counterparty-check`: [StablecoinGateways, pay as you go, x402 pay per call, GET /v1/counterparty-check](https://datacircle.dev/business-verification-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-counterparty-check/llms.txt)
- `GET /v1/lei`: [StablecoinGateways, pay as you go, x402 pay per call, GET /v1/lei](https://datacircle.dev/business-verification-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-lei/llms.txt)
- `GET /v1/merchant-check`: [StablecoinGateways, pay as you go, x402 pay per call, GET /v1/merchant-check](https://datacircle.dev/business-verification-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-merchant-check/llms.txt)

## StablecoinGateways's APIs (4)

- [StablecoinGateways: company enrichment API pricing, 1 plan](https://datacircle.dev/company-enrichment-apis/stablecoingateways/pay-as-you-go/llms.txt)
- [StablecoinGateways: web scraping API pricing, 1 plan](https://datacircle.dev/web-scraping-apis/stablecoingateways/pay-as-you-go/llms.txt)
- [StablecoinGateways: business verification API pricing, 1 plan, GET /v1/counterparty-check](https://datacircle.dev/business-verification-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-counterparty-check/llms.txt)
- [StablecoinGateways: domain WHOIS API pricing, 1 plan, GET /v1/domain-facts](https://datacircle.dev/domain-whois-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-domain-facts/llms.txt)
- [StablecoinGateways: domain WHOIS API pricing, 1 plan, GET /v1/whois](https://datacircle.dev/domain-whois-apis/stablecoingateways/pay-as-you-go-x402-pay-per-call-get-v1-whois/llms.txt)

## StablecoinGateways: business verification API alternatives

- [eucompliance.tools, pay as you go, Pay per call (x402), GET /x402/company](https://datacircle.dev/business-verification-apis/eucompliance-tools/pay-as-you-go-pay-per-call-x402-get-x402-company/llms.txt): $10.00 per 1,000, 55% complete, live
- [GovFiles, top-up](https://datacircle.dev/business-verification-apis/govfiles/top-up/llms.txt): $10.00 per 1,000, 91% complete, stored
- [Croma, $20 monthly, Hobby, POST /us/delaware/entity/v1](https://datacircle.dev/business-verification-apis/croma/20-monthly-hobby-post-us-delaware-entity-v1/llms.txt): $10.00 per 1,000, 45% complete, live
- [W System EU Business Data, pay as you go, Pay per call (x402), GET /company](https://datacircle.dev/business-verification-apis/w-system-eu-business-data/pay-as-you-go-pay-per-call-x402-get-company/llms.txt): $10.00 per 1,000, 55% complete, live

## 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.stablecoingateways.com/.well-known/x402?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://api.stablecoingateways.com/llms.txt?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://api.stablecoingateways.com/openapi.json?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://api.stablecoingateways.com/v1/catalog?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing
- https://stablecoingateways.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing