Aether x402 REST usage
Wallet balance on Base: the native ETH balance of any address, read live from the chain. Input: address
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Wallet balance on Base: the native ETH balance of any address, read live from the chain. Input: address
Latest US Treasury securities auction results as clean JSON
Active National Weather Service watches, warnings and advisories for a US coordinate or a two-letter state or marine area code - event, severity, certainty, urgency, headline, affected areas and zone codes, and effective...
Lists scheduled US economic releases (CPI, NFP, PPI, GDP, PCE) in a date range with times in ET and UTC.
Returns which forex trading sessions (Sydney, Tokyo, London, New York) are open at a given time, whether sessions overlap, and the next opening of each session.
Keyword and autocomplete suggestions for any seed query. Aggregates Wikipedia OpenSearch and DuckDuckGo autocomplete (both public, no auth) into a de-duplicated ranked list — useful for SEO keyword research, content-gap...
Latest-release metadata from the official PyPI JSON API (live): version, license, requires_python compatibility, requires_dist dependency specs (max 100), yanked flag, last upload time and project URLs. Query: ?pkg=reque...
IBAN validation with ISO 7064 MOD 97-10 checksum - country code, check digits and pass/fail
Price a European option (call or put) with the Black-Scholes-Merton model, plus the greeks (delta, gamma, vega, theta, rho). Continuous dividend yield supported. Greeks are per unit: theta is per year, vega per 1.00 chan...
Solve a bond's yield to maturity from its market price - the annual rate that present-values the coupons plus face to that price. Bracketed bisection root-find.
Compute future value of a principal under compound interest. Returns future value, total interest earned, and the effective annual rate (APY) given the compounding frequency. Matches Excel's FV(rate, nper, 0, -principal)...
Company financials and stock fundamentals from SEC EDGAR filings by ticker: revenue, operating income, net income, diluted EPS (latest quarter and fiscal year), cash, assets, liabilities, equity and shares outstanding, a...
Loan or mortgage with French amortization (fixed installment): monthly payment, total paid, total interest, approximate APR (TAE) including fees, and a yearly or monthly amortization schedule.
Currency exchange rates and forex API: official ECB (European Central Bank) reference rates for ~30 currencies (USD, EUR, GBP, JPY, CHF, CNY...), any base currency, with currency conversion of an amount. Daily, no API ke...
Find the right Web3 product for trading, perps, quests, or bridging using queries such as “perp DEX”, “bridge ETH to Base”, “Galxe quests” or “Banana Gun”. Get the best-matching product, supported networks, user perks, o...
Search or list active Polymarket prediction markets, ranked by 24h volume
Rank blockchains by total DeFi value locked (TVL) across all protocols
Legal Entity Identifier lookup from the GLEIF golden copy, searchable by NAME - knowing the LEI already is the hard part. Returns records[] with lei, legalName, status, jurisdiction, legalAddress and a lapsed flag; LAPSE...
Generates random UUID v4 values, returns a JSON array of UUID strings
Daily-refreshed ranking of US exchange-listed (NYSE/Nasdaq/CBOE) operating companies with the worst combined distress: Altman Z, Piotroski F and Beneish M verdict risk points plus red-flag severity from recent filings (g...
Upcoming US economic data releases (CPI, jobs report, GDP, etc.) for the next N days. Use this to know when market-moving data comes out.
Savings or investment plan with monthly contributions and compound interest: final value, total contributed, interest earned, value in today's money after inflation, yearly evolution and the monthly amount needed to reac...
Write a number or money amount in words, in Spanish or English (EUR, USD, GBP, MXN), with correct Spanish apocope (veintiún, un millón de euros). For invoices, cheques and contracts.
Validate a securities ISIN (ISO 6166): format, check digit, issuing country and embedded CUSIP (US/CA, with its own check) or SEDOL (GB/IE). Computed locally; nothing stored.