UK beneficial ownership screening: company number returns persons with significant control (PSC) — name, kind, nationality, nature of control. Companies House public register data (OGL v3.0). Dates of birth never returned (UK GDPR).

Korea company due diligence report (KYB) in English: identity and IDs, live National Tax Service status, normalised address, 3 years of financials (revenue, operating profit, debt ratio), recent DART filings and corrections, auditor opinion, and risk flags, each with its official source and date. Facts only, not a rating.

Look up FDA drug product information by NDC or name: labeler, dosage form, route, marketing status, approval date. Public-domain FDA NDC Directory data.

Look up an employer's H-1B Labor Condition Application (LCA) filing history from public DOL OFLC disclosure data. Returns filing volume, certification rate, median offered wage (annualized), wage-level mix, and top occupations. Public-domain federal data.

Verify a small business's SBA loan history: every SBA 7(a) and 504 loan since 1991 — amounts, approval dates, program, and outcome (paid in full, charged off, defaulted, cancelled). SBA FOIA disclosure data, federal public domain.

Signed settlement attestation: we make a REAL x402 purchase from your target endpoint (up to $0.1), grade the delivered response against its advertised schema, and return an EIP-191-signed attestation embedding the on-chain USDC receipt. Proof-of-real-delivery for directories, reputation systems and sellers.

Verify a USCG-documented vessel by official number, IMO number, or name. Returns vessel name, official number, IMO, flag, service/type, tonnage, dimensions, build year and builder, hailing port, trade endorsements, and Certificate of Documentation status and expiry. Public-domain USCG 'Merchant Vessels of the United States' data. Does NOT identify vessel owners (owner data was removed from the public file in 2017).

Verify an FAA aircraft tail (N-number) registration: status, expiration, make/model, serial, registration fraud & expiry flags. Public-domain FAA Releasable Aircraft Database. Registrant identity is never returned (49 U.S.C. §44114) — only registrant type.

Verify an SEC investment adviser by firm name or CRD number: registration status (SEC-registered / exempt reporting adviser), regulatory AUM and AUM band, Form ADV Item 11 disciplinary-disclosure flag, principal office state, and latest filing date. Public-domain SEC Form ADV data (Investment Adviser Information Reports, October 2026).

Resolve a company name or alias to its canonical legal identity — legal name, LEI, SEC CIK and tickers, jurisdiction, and entity status — by cross-checking GLEIF LEI records (CC0) and SEC EDGAR. Answers WHICH company a name refers to.

Look up US import duty rates by HTS code or product description. Returns the base General (MFN) and Column 2 rates of duty from the official USITC Harmonized Tariff Schedule (public domain). Reference only: Section 301/232, IEEPA and other additional duties are not included.

Composite medical-device risk card from a UDI device identifier (DI), brand, or labeler company. Returns the GUDID labeler record (brand, company, GMDN term, version/model, catalog number), MR-safety status, GUDID-cited premarket submission signal, a live openFDA recall cross-reference for the labeler, and an explainable risk level. FDA GUDID data (public domain).

Search parking lots worldwide by name, place, setting, facility, amenity and status, or find the nearest to a point: a page of up to 100 lots with live free spaces, hourly prices in USD and distances, and per-country totals; sorted and nearby results come in one page

Point-of-sale sales and units for ~380 US consumer companies, by ISIN or ticker, from transactions at eight US retailers: not government aggregates or SEC filings. Daily for the largest, weekly for all, from 2018, at T+7; each brand mapped to its owner at the time, history never restated. From $1 a request, priced per company-day. Free: sample (/v1/companies/{id}/sample), quote (/v1/quote), coverage (/v1/coverage). Docs: https://api.decadata.io/llms.txt

Check answer. Splits an AI answer into claims and checks each against Wikipedia, Wikidata and (for current claims) news. Returns per-claim verdict, confidence, quote, source URL and sentence, a source-quoted suggested_correction for wrong claims, and an answer summary with problem_sentences. $1.00 USDC.

DripMetricsAI (api description at https://dripmetrics.ai/) provides on-demand market microstructure and risk metrics for agents and developers. Agents can pay per request via x402 and receive structured JSON metrics without subscriptions or API keys. Signed Dollar Volume measures signed quote volume over the specified lookback window. Discovery examples use the latest 30m window.

Deep verify. Use when a claim is high-stakes, or when Check answer or Extract claims marks it unsure (next_step). Checks it against Wikipedia, Wikidata, Google News, Europe PMC studies, FRED economic data and SEC EDGAR filings, and flags contradiction when sources disagree. Async: returns a job_id; poll GET /v1/jobs/{id} free for verdict, evidence for and against, citations. $0.75 USDC.

Real working cryptographic microservice that issues, rotates, signs with, verifies, and revokes short-lived ephemeral session keys (secp256k1 EVM, Ed25519, HMAC-SHA256) with verifiable rotation chain attestation.

New and existing business entities from four state registries (CO, OR, NY, CT) in one schema, filterable by state, formation date, city, county and entity type. Nightly refresh of each state's open-data file covering the last 400 days of formations; a `since` date returns only what is new.

Prove what a web page showed: verify completed work, freeze evidence for a dispute, certify a page before you rely on it. Two independent observers on separate networks capture your URL at one frozen instant: byte-identical is CERTIFIED; disagreement is WITNESSED with pixel agreement and diff map. Signed manifest, RFC 3161 timestamp, permanent Arweave storage; ERC-721 certificate minted to the paying wallet. $1.00 fullpage, $0.50 viewport. Free claim polling. Rejects refund minus $0.10.