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Free within the daily allowance, then $0.001 USDC per call via x402.","inputSchema":{"properties":{"country":{"description":"2-letter country code","type":"string"}},"required":["country"],"type":"object"},"name":"airports__country"},{"description":"An airport's radio frequencies (tower, ground, ATIS, approach…) in MHz. Free within the daily allowance, then $0.001 USDC per call via x402.","inputSchema":{"properties":{"code":{"description":"ICAO (EGLL), IATA (LHR) or OurAirports ident","type":"string"}},"required":["code"],"type":"object"},"name":"airports__frequencies"},{"description":"VORs, NDBs, DMEs and other navaids within a radius of a point, with frequency and associated airport. Free within the daily allowance, then $0.002 USDC per call via x402.","inputSchema":{"properties":{"lat":{"description":"Latitude (or give a UK postcode)","type":"string"},"limit":{"description":"Max results (default 20)","type":"integer"},"lng":{"description":"Longitude","type":"string"},"postcode":{"description":"UK postcode instead of lat/lng","type":"string"},"radius_km":{"description":"Radius in km (default 50)","type":"integer"}},"type":"object"},"name":"airports__navaids-near"},{"description":"Airports (large/medium/small by default) within a radius of a point or UK postcode, nearest first. Free within the daily allowance, then $0.002 USDC per call via x402.","inputSchema":{"properties":{"lat":{"description":"Latitude (or give a UK postcode)","type":"string"},"limit":{"description":"Max results (default 10)","type":"integer"},"lng":{"description":"Longitude","type":"string"},"postcode":{"description":"UK postcode instead of lat/lng","type":"string"},"radius_km":{"description":"Radius in km (default 50, max 300)","type":"integer"},"scheduled":{"description":"1 = scheduled passenger service only","type":"string"},"type":{"description":"large | medium | small | heliport | …","type":"string"}},"type":"object"},"name":"airports__near"},{"description":"An airport's runways: length, width, surface, lighting and each end's identifier, heading and elevation. 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A few free samples a day, then $0.001 USDC per call via x402.","inputSchema":{"properties":{},"type":"object"},"name":"london-transport__air-quality"},{"description":"Live bikes, e-bikes and empty docks at one station. A few free samples a day, then $0.001 USDC per call via x402.","inputSchema":{"properties":{"id":{"description":"BikePoint id","type":"string"}},"required":["id"],"type":"object"},"name":"london-transport__bike-point"},{"description":"Every Santander Cycles docking station with live bike and space counts. A few free samples a day, then $0.002 USDC per call via x402.","inputSchema":{"properties":{},"type":"object"},"name":"london-transport__bike-points"},{"description":"Journey options between two places (postcodes, stop ids or \"lat,lon\"). A few free samples a day, then $0.003 USDC per call via x402.","inputSchema":{"properties":{"from":{"description":"Origin","type":"string"},"to":{"description":"Destination","type":"string"}},"required":["from","to"],"type":"object"},"name":"london-transport__journey"},{"description":"Live arrival predictions for every stop on a line. A few free samples a day, then $0.002 USDC per call via x402.","inputSchema":{"properties":{"line":{"description":"Line id, e.g. \"victoria\", \"elizabeth\", \"northern\"","type":"string"}},"required":["line"],"type":"object"},"name":"london-transport__line-arrivals"},{"description":"Live status and disruption for one line. 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A few free samples a day, then $0.001 USDC per call via x402.","inputSchema":{"properties":{},"type":"object"},"name":"london-transport__road-status"},{"description":"Lines, modes, facilities and child stops of a station. A few free samples a day, then $0.001 USDC per call via x402.","inputSchema":{"properties":{"stop":{"description":"StopPoint id (NaPTAN), e.g. \"940GZZLUOXC\" (Oxford Circus)","type":"string"}},"required":["stop"],"type":"object"},"name":"london-transport__stop"},{"description":"Live arrival predictions at a stop or station. A few free samples a day, then $0.002 USDC per call via x402.","inputSchema":{"properties":{"stop":{"description":"StopPoint id (NaPTAN), e.g. \"940GZZLUOXC\" (Oxford Circus)","type":"string"}},"required":["stop"],"type":"object"},"name":"london-transport__stop-arrivals"},{"description":"Find stations and stops by name. 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Free within the daily allowance, then $0.002 USDC per call via x402.","inputSchema":{"properties":{"station":{"description":"NOAA CO-OPS station id","type":"string"},"units":{"description":"metric (default) | english","type":"string"}},"required":["station"],"type":"object"},"name":"tides__conditions"},{"description":"Predicted high and low tide times (local) and heights for up to 7 days from today. Free within the daily allowance, then $0.002 USDC per call via x402.","inputSchema":{"properties":{"datum":{"description":"MLLW (default) | MLW | MSL | MHW | MHHW | NAVD","type":"string"},"days":{"description":"Days (1–7, default 2)","type":"integer"},"station":{"description":"NOAA CO-OPS station id","type":"string"},"units":{"description":"metric (default) | english","type":"string"}},"required":["station"],"type":"object"},"name":"tides__predictions"},{"description":"Search NOAA tide stations by name and/or state. 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Free within the daily allowance, then $0.001 USDC per call via x402.","inputSchema":{"properties":{"lat":{"description":"Latitude","type":"string"},"limit":{"description":"Max results (default 10)","type":"integer"},"lng":{"description":"Longitude","type":"string"},"radius_km":{"description":"Radius in km (default 50)","type":"integer"}},"required":["lat","lng"],"type":"object"},"name":"tides__stations-near"},{"description":"Observed 6-minute water levels for the last hours (default 6, max 72) with the latest reading. 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