"US Government Open Data API Aggregator (FEC, SEC, Congress, Lobbying, USAspending)" matching MCP connectors:
GET /v1/connectors – MCP directory API referenceMatching Connector Tools:
The official Model Context Protocol server for Ambee. It gives any MCP-compatible AI assistant — Claude, ChatGPT, Cursor, VS Code, Ollama, and more direct access to live air quality, pollen, and weather data. To get started, including information on signing up and obtaining your Ambee key, check out the Ambee documentation on https://docs.ambeedata.com
Agent-first onboarding to Smarter Weather: plans, docs, signup, API keys, MCP config, billing.
Read any page or file as clean text, plus live news, weather, market holidays and timezone lookups for agents. Pay-per-call in USDC on Base via x402 — no signup, no API keys.
Global weather via Open-Meteo: forecast, ERA5 archive, marine, air quality, geocoding, elevation.
US tornado events 1950-present from the NOAA Storm Prediction Center: EF rating, tracks, damage.
Swiss weather data for AI assistants — forecasts, measurements, stations, pollen.
Global hurricane and tropical cyclone tracks from IBTrACS/NOAA, 1842-present. Wind and pressure.
Kalshi weather markets: live daily-high temperature edges, plus EV, Kelly and base-rate tools.
BC Parks campsite openings by date and equipment, with source URLs, timestamps and booking links.
Forecast peak autumn-foliage dates for viewing spots across Japan. Free tier, no key.
OpenWeather data for AI agents: list feeds, sign up, check balance, get a top-up link, fetch data.
US weather & geo for AI agents: forecasts, alerts, earthquakes, elevation, geocoding. No keys.
Nationwide Korea: bus stops in 138 cities, 30-year climate normals, tourism (KR/EN).
Get US weather forecasts, active alerts, and current observations.
Vanlife & RV travel data. Fuel, weather, currency, events, news. https://openvan.camp/en/developers
US weather alerts (NWS): warnings, watches. $0.01/query. Register in-session — free testnet funds.
Marine weather: NOAA buoy obs, waves, wind. $0.01/query. Register in-session — free testnet funds.
Keyless open data for 84 German cities: 12 lean read-only MCP tools covering 67 data types.
One public fact when you have no API key: where, what time, what rate. 31 lookups.
Free, keyless real-time air quality (US AQI plus PM2.5, PM10, ozone, NO2, SO2, CO) for any city.
