Sanctions/scam screening verdict for one address (?address=, optional ?network=mainnet|testnet) plus whether it is a verified token contract STB recognises. The same scr…
0-100 safety score with components (protocol trust, TVL depth, audits, track record), observed and risk-adjusted APR, and whether STB's Auto-Defense would exit — for eve…
The complete list of 8-K disclosure classifications used in the 8-K disclosures endpoint. Can't find what you're looking for? POST feedback to /feedback, no charge.
SEC Form 13F filings data showing institutional investment manager holdings. Form 13F is required to be filed quarterly by institutional investment managers with at leas…
Query the stock and OTC ticker symbols supported by Massive. Each result carries the ticker, company name, primary exchange, security type, CIK and OpenFIGI identifiers,…
The complete list of risk factor classifications used in the risk factors endpoint. Can't find what you're looking for? POST feedback to /feedback, no charge.
Current gas price and latest block for Base or Ethereum mainnet, straight from public RPC. Fresh within 15 seconds. JSON response. $0.002 USDC per call, pay via x402, no…
Agent-driven wallet due diligence — multi-step investigation, signed markdown report + JSON sidecar, dual-chain anchored. Async — returns job_id; poll /v1/investigate/st…
Load the full page and measure time-to-first-byte, total load time, and downloaded size (capped at 5 MB). Use to gauge front-end performance before crawling, embedding,…
Resolve the site's IP and check it against 15 major DNSBL spam/abuse blacklists. Use before sending mail from, or trusting, a host. WARN = listed on 1–2 lists; DOWN = li…
Look up the domain's registration expiry via WHOIS and report the expiry date and days remaining. Use to catch domains about to lapse before they drop and take DNS/email…
Is a claim independently corroborated across multiple unrelated sources, or does it trace back to a single origin? Groups matches by SOURCE (not category) so a caller se…
The full record for one of the 1,326 specific Texas Hold'em starting hands: equity against modelled ranges, position-by-position opening guidance, exact head-to-head fig…
The full record for one of the 1,326 specific Texas Hold'em starting hands: equity against modelled ranges, position-by-position opening guidance, exact head-to-head fig…
VAT (IVA) rates for 17 Latin American countries, including Argentina, Chile, Colombia, Mexico, Peru (IGV) and the Dominican Republic (ITBIS): standard and reduced rates,…
Annual tax units used to express fines, thresholds and fees in Latin America: UIT (Peru), UVT (Colombia) and UMA (Mexico). Official value for a date with its legal act a…
VAT price calculator for supported European countries: net-to-gross or gross-to-net with the current standard or reduced rate. Returns net, VAT amount and gross. Use whe…
Validate an IBAN (international bank account number): ISO 13616 mod-97 check digits and per-country length registry for 88 countries. Returns formatted IBAN and BBAN. Us…
Validate and format phone numbers for ~240 regions (Google libphonenumber): validity, region, line type, E.164 / international / national formats. Use when normalizing o…
Brazilian postal code (CEP) lookup: street, neighborhood, city, state and IBGE code for any of Brazil's 700k+ CEPs. Use when you have a Brazilian postal code (CEP) and n…
Validate and format a Chilean RUT (tax ID) including check digit (modulo 11). Use when a Chilean RUT is entered in a form or file and you must catch typos before saving.
Validate an EU VAT number against the official European Commission VIES registry, with retries and caching for reliability. Returns validity, company name and address. U…
Convert between 30+ major currencies using official European Central Bank reference rates, current or historical since 1999. Use when converting an amount between major…
Full ECB reference rate table for any base currency, current or for a historical date since 1999. Use when you need many exchange rates at once against one base currency…
