# Services from aviation-weather.x402tookit.com on Zero

> aviation-weather.x402tookit.com serves 8 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/aviation-weather.x402tookit.com
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/aviation-weather.x402tookit.com/health.json

## Services

- [Aviation Weather Multi-Airport METAR](https://www.zero.xyz/c/aviation-weather-multi-airport-metar-d0ed38d4/llms.txt): $0.02/call via x402. Returns current flight category, wind, and ceiling for up to 10 airports at once, ranked worst conditions first.
- [Aviation Weather METAR Decoder](https://www.zero.xyz/c/aviation-weather-metar-decoder-bfde63a3/llms.txt): $0.02/call via x402. Returns decoded METAR weather for an airport by ICAO code, including flight category (VFR/MVFR/IFR/LIFR), wind, visibility, ceiling, and temperature.
- [Aviation Weather Crosswind & Headwind Calculator](https://www.zero.xyz/c/aviation-weather-crosswind-headwind-calculator-7f5881af/llms.txt): $0.02/call via x402. Returns live crosswind and headwind components (including gusts) for a given runway heading at an airport, with a go/no-go verdict against a pilot-defined crosswind limit.
- [Aviation Weather TAF Forecast Summary](https://www.zero.xyz/c/aviation-weather-taf-forecast-summary-598c5a51/llms.txt): $0.02/call via x402. Returns a summarized TAF (Terminal Aerodrome Forecast) for an airport, including the worst flight category in the next 6–24 hours, when it starts, and forecast periods with wind, visibility, and ceiling data.
- [Aviation Weather Density Altitude](https://www.zero.xyz/c/aviation-weather-density-altitude-1dc05024/llms.txt): $0.02/call via x402. Returns density altitude, pressure altitude, and temperature data for an airport using live weather, quantifying the performance penalty for aircraft and drones.
- [Aviation Weather Airport Conditions](https://www.zero.xyz/c/aviation-weather-airport-conditions-66891027/llms.txt): $0.03/call via x402. Returns current flight category, worst forecast flight category, wind, and trend for a given airport in a single call.
- [Aviation Weather SIGMET/AIRMET Hazard Advisor](https://www.zero.xyz/c/aviation-weather-sigmet-airmet-hazard-advisor-497267d0/llms.txt): $0.02/call via x402. Returns active US SIGMETs and AIRMETs filtered by hazard type (convective, turbulence, icing, IFR, mountain obscuration, volcanic ash) with altitudes and validity windows.
- [Aviation Weather Fog Risk Assessment](https://www.zero.xyz/c/aviation-weather-fog-risk-assessment-273fbf6a/llms.txt): $0.02/call via x402. Calculates fog and low-visibility risk at an airport using temperature-dew point spread, wind speed, and current visibility.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)