Hourly ocean wave forecast for a coordinate: significant wave height, period, direction, plus wind-wave and swell components. Keyless Open-Meteo Marine. For agents planning surfing, sailing, or offshore operations.

Open interest for any Binance Futures perpetual with 24h change %, USD notional, 5-minute OI history over last 24 hours. AI agent leverage buildup detector, squeeze-setup finder, funding-pressure precursor, position monitoring, perp OI API.

The full SEC ticker-to-CIK mapping for all US public companies, no key. Returns ticker, company name, and CIK for every registrant. For AI agents resolving stock tickers to SEC identifiers before fetching filings.

Estimate the likely gender for a first name from Genderize, no key. Returns predicted gender and probability. For AI agents enriching profiles.

MACD 12-26-9 with signal line and histogram on any Binance spot pair and timeframe. Current MACD value, signal, histogram, bullish/bearish crossover within last 5 periods, trend strength. AI agent trend reversal detector, momentum confirmation, divergence finder, TA API.

US Treasury-owned gold reserves by facility from the official Treasury FiscalData service, no key, latest records. Returns location, fine troy ounces, and book value. For AI agents tracking sovereign gold holdings.

Countries in a region from REST Countries, no key. Returns each country with capital and population. For AI agents listing and comparing countries by region.

Estimate likely nationalities for a first name from Nationalize, no key. Returns ranked country codes with probabilities. For AI agents enriching profiles and localization.

Portfolio risk analysis — concentration volatility correlation across holdings

Validate AI-generated social posts before a publishing API call. Checks X/Twitter, LinkedIn, and Xiaohongshu payloads for length, hashtags, links, images, emoji density, and risky off-platform contact terms. Returns strict JSON with valid, score, rule codes, risk level, and suggested fixes for agent guardrails.

Monthly Statement of the Public Debt (MSPD) summary table: amounts of marketable Treasury securities outstanding by class, split into debt held by the public vs intragovernmental holdings. Source: US Treasury FiscalData. Sorted newest first.

UK Stamp Duty Land Tax (SDLT) calculator with first-time buyer relief and surcharges.

The categories of natural events tracked by NASA EONET, no key, such as wildfires, severe storms, and volcanoes. Returns category id, title, and description. For AI agents navigating natural-event data.

Exchange rates for a base currency against fiat and crypto from the public Coinbase API, no key. Returns the rate map for the base currency. For AI agents doing multi-currency conversion including crypto.

Batch profile lookup

List every poet available in PoetryDB, a database of classic public-domain poetry. Returns an array of author names. Keyless, no parameters. Useful as a directory before querying poems by a specific author.

Look up a book by ISBN from Open Library, no key. Returns title, authors, publisher, publish date, and page count. For AI agents resolving ISBNs to book metadata.

The list of all leagues from TheSportsDB, no key. Returns league id, name, and sport. For AI agents resolving league ids and building sports navigation.

SEC EDGAR company profile and recent filings. Accepts ticker symbol (AAPL, MSFT, TSLA) or CIK number. Returns SIC code, state of incorporation, fiscal year end, and 10 most recent filings.

Global COVID-19 totals from the disease.sh aggregator, no key. Returns worldwide cases, deaths, recovered, active, tests, and per million metrics. For AI agents in public health dashboards.