{"machine":"sunrise-sunset","slot":"S161","title":"Sunrise / sunset calculator","how_to_call":"POST https://innernetcorp.com/machines/sunrise-sunset with Content-Type: application/json","price_usd":"$0.003","currencies":["USDC","EURC"],"payment":"x402: send the POST without payment to receive a 402 with signed requirements; pay any option and retry.","input_example":{"lat":31.5204,"lon":74.3587,"date":"2026-07-21"},"input_schema":{"type":"object"},"summary":"Compute sunrise, sunset, solar noon and day length for any latitude, longitude and date - pure astronomy, no API.","catalog":"/catalog"}