"Free image analysis tool" matching MCP connectors:

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

Forecast peak autumn-foliage dates for viewing spots across Japan. Free tier, no key.

Marine weather: NOAA buoy obs, waves, wind. $0.01/query. Register in-session — free testnet funds.

US weather alerts (NWS): warnings, watches. $0.01/query. Register in-session — free testnet funds.

Free, keyless real-time air quality (US AQI plus PM2.5, PM10, ozone, NO2, SO2, CO) for any city.

Live weather anywhere, with the radar drawn as text characters, not an image.

Free, keyless real-time weather and 7-day forecasts for any city worldwide.

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.

Search Australian campsites, caravan parks and free camps; weather, gear, road trips and booking.

mcpA

com.pixelgust

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

Pay-per-use weather, environment, finance, and on-chain intelligence tools for AI agents via x402.

EPW/DDY weather files - TMY/AMY/CMIP6 morphing, UHI, events, smoke. 3 of 4 tools anon-free.

WAQI MCP — World Air Quality Index (free key)

Marine MCP — wraps marine-api.open-meteo.com (free, no auth)

Flood MCP — wraps Open-Meteo Flood API (free, no auth)

Air Quality MCP — wraps air-quality-api.open-meteo.com (free, no auth)

Sunrise-Sunset MCP — wraps the sunrisesunset.io API (free, no auth)

Pirate Weather forecast API (Dark Sky-compatible). Free key required.

Real-time weather conditions and multi-day forecasts via Open-Meteo — free, no API key required

EPA AirNow MCP — official US real-time AQI + forecast (free key)