Live verification APIs for AI agents. No accounts, no API keys — pay per call in USDC on Base mainnet via the x402 protocol.
Agent-readable catalog: /llms.txt (endpoint URLs, prices, what each API verifies, example request/response pairs).
| API | Price/call | Verifies |
|---|---|---|
agent-sanctions-screen | $0.02 | OFAC SDN + EU FSF + UK FCDO sanctions screening |
agent-entity-verify | $0.03 | US business entity existence/standing (SoS + GLEIF) |
agent-domain-trust | $0.01 | Domain trust score (RDAP + DNS + HTTPS) |
agent-sec-lookup | $0.005 | SEC EDGAR company data + recent filings |
agent-debarment-check | $0.01 | SAM.gov federal exclusions (name/UEI/CAGE) |
agent-drug-verify | $0.015 | FDA NDC drug product verification |
agent-carrier-verify | $0.10 | FMCSA motor carrier verification (DOT/MC, safety rating, crashes) |
agent-recall-screen | $0.02 | FDA drug/device/food recall history |
agent-robotics-compliance | $0.10 | Robot maker compliance: OSHA incidents + FDA device recalls |
agent-healthcare-exclusions | $0.12 | HHS OIG LEIE exclusion screening (person/entity) |
agent-msb-verify | $0.10 | FinCEN MSB registration verification (business name) |
uk-owner-screen | $0.10 | UK beneficial ownership (PSC) by company number |
nonprofit-verify | $0.05 | US nonprofit tax-exempt status by EIN (IRS BMF + revocation) |
facility-verify | $0.05 | US healthcare facility Medicare certification by CCN (CMS POS, 116K facilities) |
agent-enviro-screen | $0.15 | EPA enforcement/compliance history by facility name (ECHO, 3.2M facilities) |
vin-verify | $0.05 | VIN decode + structural validation (NHTSA vPIC) |
agent-safety-oracle | $0.05 | x402 endpoint trust verdict (GO/CAUTION/STOP) via live probes |
agent-seller-preflight | $0.03 | x402 pre-payment honesty score (price/Bazaar/wallet checks) |
physician-payment-screen | $0.08 | Physician pharma payments by NPI (CMS Open Payments) |
wage-verify | $0.08 | Salary bands + offer verdict by occupation/metro (BLS OEWS) |
device-clearance-verify | $0.05 | FDA 510(k) device clearance check (openFDA) |
agent-contractor-profile | $0.15 | Federal contractor lifetime profile by UEI (USAspending) |
colorado-entity-verify | $0.08 | Colorado business entity status (data.colorado.gov) |
canada-entity-verify | $0.08 | Canadian federal corporation status (Corporations Canada) |
sponsor-screen | $0.08 | Employer H-1B filing history (DOL OFLC LCA) |
college-verify | $0.03 | US college tuition/selectivity/grad rates (NCES IPEDS) |
nyc-license-verify | $0.05 | NYC DCWP business license status (NYC Open Data) |
food-hygiene-verify | $0.05 | UK food hygiene rating by business name (FSA FHRS, 614K establishments) |
vessel-verify | $0.08 | USCG documented vessel + Certificate of Documentation status (395K vessels) |
uk-charity-verify | $0.05 | England & Wales charity registration + income (Charity Commission, 356K charities) |
agent-insider-flow | $0.08 | SEC Form 4 insider transactions by ticker/insider, trailing 12 months |
agent-smb-loan-verify | $0.08 | SBA 7(a)/504 loan history by borrower (2.19M loans) |
agent-lobbyist-screen | $0.08 | Federal lobbying footprint: registrant/client, amounts, issues (Senate LDA) |
agent-tariff-lookup | $0.08 | US import duty rates by HTS code or product (USITC HTS) |
agent-foreign-agent-screen | $0.08 | FARA foreign-agent registration check (DOJ) |
entity-resolve | $0.08 | Company name → canonical legal identity (GLEIF LEI + SEC EDGAR, live) |
agent-device-verify | $0.08 | Medical device risk card by UDI (FDA GUDID, 5.24M devices + recall cross-ref) |
provider-verify | $0.08 | Healthcare provider verification by NPI/name (CMS NPPES, 9.85M providers) |
agent-aircraft-verify | $0.08 | FAA tail-number registration status + fraud/expiry flags (owner data excluded by law) |
osha-safety-screen | $0.08 | Employer workplace-safety verdict: OSHA inspections/violations/penalties (308K employers) |
au-company-verify | $0.05 | Australian company status by ACN/ABN/name (ASIC, 4.0M companies) |
formd-offering-verify | $0.05 | SEC Form D private-placement check by issuer/CIK (779K filings) |
nursing-home-screen | $0.08 | Nursing-home quality verdict: CMS stars, deficiencies, fines (14.7K facilities) |
perm-sponsor-screen | $0.05 | PERM green-card sponsorship verdict per employer (DOL OFLC) |
adviser-verify | $0.08 | SEC investment-adviser registration + AUM + disciplinary flag (24K firms) |
mine-safety-screen | $0.05 | MSHA mine/operator safety verdict (92K mines) |
au-charity-verify | $0.05 | Australian charity status (ACNC, 66K charities) |
scotland-charity-verify | $0.05 | Scottish charity status (OSCR, 56K charities) |
canada-charity-verify | $0.05 | Canadian charity status by BN/name (CRA, 84K charities) |
nz-charity-verify | $0.05 | New Zealand charity status (Charities Services, 46K charities) |
ireland-charity-verify | $0.05 | Irish charity status by RCN/name (Charities Regulator, 14.5K charities) |
hospital-screen | $0.08 | Hospital quality verdict: CMS stars + measure groups (5.4K hospitals) |
whd-enforcement-screen | $0.08 | Employer wage-and-hour enforcement verdict (DOL WHD, 323K employers) |
home-health-screen | $0.05 | Home-health agency quality verdict (CMS, 12.5K agencies) |
hospice-screen | $0.05 | Hospice quality verdict: HIS composite + CAHPS (CMS, 6.7K hospices) |
bridge-condition-screen | $0.05 | Bridge condition + clearance verdict (FHWA NBI, 624K bridges) |
drug-shortage-check | $0.05 | Active FDA drug-shortage verdict by name/NDC (openFDA) |
holdings-13f-verify | $0.08 | SEC 13F aggregated holdings by manager/CUSIP (aggregates only) |
eu-award-verify | $0.08 | EU TED contract-award track record per supplier (CC BY 4.0) |
agent-climate-verify | $0.05 | Climate normals + hazard stats from nearest NOAA station (CC0) |
trial-lookup | $0.08 | ClinicalTrials.gov lookup — full 607K-trial registry snapshot |
vehicle-recall-check | $0.05 | Vehicle recall status by make/model/year or VIN (NHTSA ODI) |
nrc-event-screen | $0.05 | NRC event-notification screen by facility/state (940 events) |
How to call: POST the endpoint with a JSON body. Unpaid calls return 402 + PAYMENT-REQUIRED; pay with x402 v2 (Base mainnet USDC, facilitator https://api.cdp.coinbase.com/platform/v2/x402) and retry. Machine-readable discovery on each host: /.well-known/x402 and /openapi.json.