# Signzy, contact us, Postpaid, POST /api/v3/global-kyb/us-v2: Business verification API > Signzy's KYB APIs are built to perform a Know Your Business (KYB) check on a business. It queries dataset of legal entities, which are based on authoritative business data sets, including official state records. Signzy's business verification API on its Postpaid plan. It returns 7 of the 11 key fields we check: Registered name, Entity number, Entity type, Status, Formation date, Principal address, Officers. We rank 654 plans by price. [Scoris's €99 monthly plan](https://datacircle.dev/business-verification-apis/scoris/99-monthly/llms.txt) is the cheapest paid plan per 1,000 companies: as little as $0.021. Scoris's plan covers companies in 8 countries only. Scoris's €99 monthly plan covers up to 5,184,000 companies a month at no extra cost. [Scoris's €19 pack](https://datacircle.dev/business-verification-apis/scoris/19-pack/llms.txt) covers any number of companies. Scoris's €19 pack costs less to start than Scoris's €99 monthly plan. [INSEE](https://datacircle.dev/business-verification-apis/insee/free/llms.txt), [CZ Agents](https://datacircle.dev/business-verification-apis/cz-agents/free/llms.txt) and [ARES](https://datacircle.dev/business-verification-apis/ares/free/llms.txt) are the best business verification API providers in our benchmark. - This page: https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-global-kyb-us-v2 - [Best business verification API in 2026: pricing compared](https://datacircle.dev/best-business-verification-api.txt) - Get it: https://docs.signzy.com/us-apis/billing-and-metering?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing - Request: `POST https://api.signzy.us/api/v3/global-kyb/us-v2` - API key: with the plan, on https://docs.signzy.com/us-apis/billing-and-metering?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing - Its API docs: https://docs.signzy.com/us-apis/us-kyb-v2?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing - Sold by: Signzy (https://www.signzy.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing) - Checked: 2026-11-02 ## In the answer - Completeness: 64% - Registered name: ✓ - Entity number: ✓ - Entity type: ✓ - Status: ✓ - Formation date: ✓ - Principal address: ✓ - Officers: ✓ ## Price - Per: call - Billing: contact ## Aggregators - Aggregators: none ## Charges - Also pays for: nothing else ## In their words - Their pitch: Signzy's KYB APIs are built to perform a Know Your Business (KYB) check on a business. It queries dataset of legal entities, which are based on authoritative business data sets, including official state records. ## Data - Countries: United States - Keep data: no API terms - Use data: no API terms ## Rate limit - Batch: 1 ## Speed - Answer: in the call ## The call - You send: data.names, data.addresses[].state. Optional: topN, matchThreshold, data.addresses[].streetAddress1, data.addresses[].streetAddress2, data.addresses[].city, data.addresses[].postalCode, data.persons[].firstName, data.persons[].lastName, data.websites, data.callbackUrl, data.reportRequest - Method: POST - Path: /api/v3/global-kyb/us-v2 ## About the plan - Plan: Postpaid - Who can get it: an individual 18 or older and capable of entering into a legally binding contract, or a legal entity competent to contract, with an account on Signzy's developer portal ## The 42 fields the plan's answer can hold response ID, response reason, response code, legal existence risk rating, activity risk rating, verification tasks, match confidence, matched name, matched address state, matched person, Signzy ID, formation date, entity type, data sources, issue date, file number, registration state, registered name, jurisdiction type, home jurisdiction state, standardized status, registration status, status, sub-status, status detail, officers, officer titles, street address, street address line 2, city, state, ZIP code, country, address type, brand ID, brand names, brand websites, brand compliance risk level, brand activity types, industry classification type, industry classification code, industry classification description ## Signzy's plans (1) - [Signzy, contact us, Postpaid, POST /api/v3/global-kyb/us-v2](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-global-kyb-us-v2/llms.txt): 64% complete ## Signzy's calls (7) - `POST /api/v3/us/canada-kyb-fetch`: [Signzy, contact us, Postpaid, POST /api/v3/us/canada-kyb-fetch](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-us-canada-kyb-fetch/llms.txt) - `POST /api/v3/company-search/global-business`: [Signzy, contact us, Postpaid, POST /api/v3/company-search/global-business](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-company-search-global-business/llms.txt) - `POST /api/v3/company-search/global-business-async`: [Signzy, contact us, Postpaid, POST /api/v3/company-search/global-business-async](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-company-search-global-business-async/llms.txt) - `POST /api/v3/global/kyb-asia-v2-search`: [Signzy, contact us, Postpaid, POST /api/v3/global/kyb-asia-v2-search](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-global-kyb-asia-v2-search/llms.txt) - `POST /api/v3/us/company/global-kyb-search-lite`, Global KYB Lite (Index): [Signzy, contact us, Postpaid, POST /api/v3/us/company/global-kyb-search-lite, Global KYB Lite (Index)](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-us-company-global-kyb-search-lite-global-kyb-lite-index/llms.txt) - `POST /api/v3/us/company/global-kyb-search-lite`, Global KYB Lite (Live): [Signzy, contact us, Postpaid, POST /api/v3/us/company/global-kyb-search-lite, Global KYB Lite (Live)](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-us-company-global-kyb-search-lite-global-kyb-lite-live/llms.txt) - `POST /api/v3/global-kyb/us-v2`: [Signzy, contact us, Postpaid, POST /api/v3/global-kyb/us-v2](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-global-kyb-us-v2/llms.txt) ## Signzy's APIs (1) - [Signzy: business verification API pricing, 1 plan, global-kyb/us-v2](https://datacircle.dev/business-verification-apis/signzy/contact-us-postpaid-post-api-v3-global-kyb-us-v2/llms.txt) ## Signzy: business verification API alternatives - [AiPrise, contact us, POST /verify/run_business_verification](https://datacircle.dev/business-verification-apis/aiprise/contact-us-post-verify-run-business-verification/llms.txt): 64% complete - [Anysite, contact us, Custom, POST /api/acra/companies/search](https://datacircle.dev/business-verification-apis/anysite/contact-us-custom-post-api-acra-companies-search/llms.txt): 64% complete - [Bizapedia, contact us](https://datacircle.dev/business-verification-apis/bizapedia/contact-us/llms.txt): 64% complete, 1 day - [Deepline, contact us, Enterprise, POST /api/v2/integrations/opensosdata_business_lookup/execute](https://datacircle.dev/business-verification-apis/deepline/contact-us-enterprise-post-api-v2-integrations-opensosdata-business-lookup-execute/llms.txt): 64% 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 2026-11-02. - https://docs.signzy.com/us-apis/billing-and-metering?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing - https://docs.signzy.com/us-apis/us-kyb-v2?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing - https://www.signzy.com?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing - https://www.signzy.com/terms-of-service?utm_source=datacircle.dev&utm_medium=referral&utm_campaign=business-verification-api-pricing