OSF Entity Lookup (CMS NPI, GLEIF LEI, FDIC, SEC EDGAR)GET /x402/identity/entity/:query · x402 API by Open Source Filings
Entity and counterparty verification by identifier or name. Resolves against authoritative public registries: US healthcare providers (CMS NPI), global legal entities (GLEIF LEI), US insured banks (FDIC), and SEC filers and public companies (EDGAR CIK). Pass an identifier (NPI, LEI, FDIC cert, or CIK) for an exact match, or a name for candidate matches. Returns legal name, status, type, jurisdiction, key identifiers, and a provenance URL to the official source, plus a hashed audit receipt. $0.01 USDC per lookup on Base. For KYC, KYB, counterparty due diligence, provider verification, and onboarding agent workflows.
What does this x402 API do?
OSF Entity Lookup (CMS NPI, GLEIF LEI, FDIC, SEC EDGAR). This is an x402-gated GET API resource from Open Source Filings. TOLL·402 did not invoke this route automatically because doing so was not considered safe. No normalized USD price is recorded; the listing names Base. No settled paid call has been verified.
- Published price
- No normalized USD price is recorded
- Networks
- Base
- Latest evidence
- TOLL·402 did not invoke this route automatically because doing so was not considered safe
- Resource ID
- 6908fdce2caa7a2e6fd12268
Start with a quote-only recipe. Payment signing stays in your project.
const response = await fetch("https://api.osf-master-server.com/x402/identity/entity/:query", {
method: "GET",
});
console.log(response.status);
console.log(Object.fromEntries(response.headers));
console.log((await response.text()).slice(0, 1000));
// A valid 402 is a quote, not a completed paid call.This sends no payment. Inspect the 402 response before adding a wallet-enabled client.
- Exact route checked
not safely testable · unresolved-url-template
- Origin reachable
OPTIONS https://api.osf-master-server.com/ returned 405.
- Observed in cdp-bazaar
The registry record was observed and retained with provenance.
- Observed in 402-index
Discovered through self-registered.
- Registry record checked
Registry health: healthy.
What evidence supports this listing?
Each record has an exact-route quote outcome. Unresolved templates and potentially mutating methods are labeled instead of being invoked without provider-specific test input. A quote is still separate from a settled paid call. Read the discovery and verification methodology →
Which networks and payment options does it accept?
The normalized listing price is No normalized USD price is recorded. Raw protocol requirements remain visible below for implementation and audit use.