1,406 resources accept payment on this network. eip155:5042
A public GitHub repository: stars, forks, watchers, open issues and pull requests, license, default branch, created and pushed dates, topics, languages with shares, late…
A UK company from Companies House, by number (00445790) or name (best match plus up to four alternatives): status, incorporation date, registered office, SIC codes, acco…
Official rate and macro series in one call, by name: fed_funds, us_cpi, us_core_cpi, us_unemployment, us_10y, us_2y, us_mortgage_30y, us_gdp, wti_oil, brent_oil, henry_h…
US federal bills from Congress.gov (Library of Congress). Keyword search (q) runs over the 250 most recently updated bills of a Congress, since the API has no full-text…
Key figures per fiscal year or quarter from a company's SEC XBRL filings, the numbers it tagged itself: revenue, net income, operating income, assets, liabilities, equit…
Recent SEC EDGAR filings of a company (10-K, 10-Q, 8-K and more), found by ticker, CIK or name. A name that matches several filers returns candidates with HTTP 400, not…
Checks the check digit and structure of an identifier with no network call: ISBN-10 and ISBN-13 (with ISBN-10 to 13 conversion), EAN-8, UPC-A, EAN-13 and GTIN-14 (with t…
The language of a text with franc-min: ISO 639-3 and ISO 639-1 codes, the English name, confidence from 0 to 1, the script (Latin, Cyrillic, Arabic...) and the three nex…
A QR code for a text of up to 300 characters (a URL, Wi-Fi login or contact card), generated locally. format=svg returns the image itself as image/svg+xml; format=json r…
Mail and DNS hygiene of a domain over DNS over HTTPS: A, AAAA, MX, NS, TXT and CAA records; SPF parsed (mechanisms, the all qualifier, a lookup estimate, a warning above…
Security headers of a URL's final response: Strict-Transport-Security, Content-Security-Policy, X-Frame-Options (or CSP frame-ancestors), X-Content-Type-Options, Referre…
The redirect chain of a URL, hop by hop (at most 10 hops): each URL, its status, the Location it points to, and whether the hop goes from http to https or changes host.…
Every link on one page (anchor text, internal or external) and a status check of up to 40 of them: status, final URL after redirects, ok, and the error for network failu…
SEO and sharing metadata of one web page, read from its HTML without JavaScript: final URL and status, title and description with their lengths, canonical, robots meta,…
Read-only contract call (eth_call) on Ethereum, Base, Arc or BNB Chain: pass ?to=&data= (hex calldata) and optional &from=, get the returned bytes or the revert reason,…
Is this address a contract? On Ethereum, Base, Arc or BNB Chain: whether code is deployed, its size, the implementation behind an EIP-1967 or ZeppelinOS proxy, and an EI…
ERC20 token balance of any wallet on Ethereum, Base, Arc or BNB Chain: pass ?address=&token=&chain= and get the raw balance, the decimals, the symbol and the balance in…
Latest block and gas price on Ethereum, Base, Arc or BNB Chain: block number, its time and age in seconds, gas price and base fee in gwei, transaction count and chain id…
Yes/no oracle with dual-chain anchored verdict (Base + Solana). $0.05 USDC.
JPYC Service Monitor: weekly change feed for Japan-related JPYC and Web3 services. Each event is dated, typed (added / updated / removed / verified) and tied to an offic…
Hyperliquid whales: the open perp positions of the largest Hyperliquid accounts aggregated per coin: net long or short USD, account counts, size-weighted entries, notion…
Top-N A-share + US stock picks: 4-factor resonance score with take-profit and stop-loss levels. Omit ?market= to get BOTH markets merged (interleaved by each market's ow…
Stateless portfolio optimizer — bring your own signals, get risk-constrained weights. POST {assets:[{symbol,target,confidence?,vol?,regime?}], config?} → optimized portf…
Eve’s paper next-open record on NVDA, QQQ, and SPY. $50 USDC. Scoreboard only. The method is not included. Not advice. Not affiliated with Robinhood.
