Directory of NOAA CO-OPS stations by type (waterlevels, currents, etc.) with ids, names, and locations. Keyless NOAA Tides and Currents. For agents discovering which tide/current stations exist near a location.

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.

Recent atmospheric fireball events: date, radiated energy, impact energy, lat, lon, altitude, velocity. Keyless NASA/JPL Fireball API. For agents tracking bolides.

Human-accessible near-Earth asteroids: designation, size, min delta-v, mission duration, observation windows. Keyless NASA/JPL NHATS API. For mission-planning agents.

The 99 Names of Allah (Asma al-Husna) with Arabic script, transliteration and English meaning. Keyless Aladhan. For agents building Islamic reference or devotional content.

List all curatorial departments at the Metropolitan Museum of Art with departmentId and displayName. Keyless open-access museum API. Useful as a lookup for filtering Met object searches by department.

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

Get a complete directory of all countries with their capital cities and ISO2/ISO3 codes. Single call returns the full list. Free countriesnow.space data, no key required. Ideal for reference tables and enrichment.

Live ISS orbital telemetry: lat, lon, altitude, velocity, visibility, footprint, solar position. Keyless Where The ISS At API. For agents tracking the station orbit.

Fetch full detail for one US court by court id (e.g. scotus) from CourtListener: full and short names, citation string, position, in-use status and scraper flags. Official CourtListener REST API, keyless read access. Useful for legal-data lookups.

Asteroid impact-risk list: designation, impact probability, Palermo scale, diameter, magnitude, risk years. Keyless NASA/JPL Sentry API. For planetary-defense agents.

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.

A random Bible verse from a chosen public-domain translation (web, kjv). Returns book, chapter, verse and text. Keyless bible-api.com. For agents building verse-of-the-day or daily devotional features.

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.

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

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.

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

Estimate the likely age for a first name from Agify, no key. Returns the predicted age and sample size. For AI agents enriching profiles and demographic guessing.

Reverse geocode a latitude and longitude to a place from BigDataCloud, no key. Returns city, locality, principal subdivision, country, and codes. For AI agents turning coordinates into place names.