"Merchant Data Analysis Creation" matching MCP connectors:

Keyless open data for 84 German cities: 12 lean read-only MCP tools covering 67 data types.

Swiss weather data for AI assistants — forecasts, measurements, stations, pollen.

284 public-data tools across 59 domains; freshness varies by source. Free tier.

Global hurricane and tropical cyclone tracks from IBTrACS/NOAA, 1842-present. Wind and pressure.

31 tools: geocoding, weather, FX, SEC, DNS, more. Missing data named, unbilled. $0.001-$0.003/call.

Live data: weather, air quality, FX, CN/HK/US stocks, IP geo, domain, SSL, China reachability.

Real-time fuel prices, active alerts (traffic, wildfires, severe weather, earthquakes), per-country data coverage, and cheapest gas stations by city, aggregated from official public sources across 38+ countries. Read-only, no auth required for the free tier.

Finnish Meteorological Institute open data (forecast, observations, warnings)

Hosted MCP server for solar vitamin D. Six public tools, no account needed: find a city, sun times and golden hour, the synthesis window for a day, the whole year of viable months at a latitude, whether right now is a good moment from live UV, and what a sun session produced. Four more read a signed-in user profile, cities and sun history over OAuth 2.1. Built on NOAA solar geometry, a Madronich clear-sky UV model with ozone, MED by Fitzpatrick skin type, and live Open-Meteo data.

Vanlife & RV travel data. Fuel, weather, currency, events, news. https://openvan.camp/en/developers

NOAA tides and currents: water levels, tide predictions, currents, met data, flooding, sun and moon

Weather, climate, terrain, fire and flood risk data for any point or polygon on Earth. Free tier.

64 x402 tools: cheap LLM $0.002, web+news search, French residential-IP scraping, FR/UK/US data.

UK personal air quality advice and daily exposure assessment. Pairs with Hermes for live data.

Access UK flood warnings, river levels, water quality, Met Office forecasts, and carbon data

Weather data, forecast API, climate data, historical weather, alerts, agricultural & travel weather.

[blackboxfoundry/livedatalink](https://github.com/blackboxfoundry/livedatalink) [![blackboxfoundry/livedatalink MCP server]☁️ - 62 real-time data tools across 14 domains via one MCP endpoint. Finance, crypto, FMCSA, sanctions screening, federal courts, weather, vehicles, cybersecurity, FEMA disasters, property. One bearer token, one bill. Free tier available.

Financial data for AI agents: crypto data, Polymarket odds, weather/oil calibration, trust scoring.

301 real-time data wires. Paid per call via x402, no API key, no free tier.

x402-gated weather and FX exchange rate data endpoints for AI agents.