{"machine":"loan-payment","slot":"S52","title":"Loan payment calculator","how_to_call":"POST https://innernetcorp.com/machines/loan-payment 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":{"principal":250000,"annual_rate":6.5,"years":30},"input_schema":{"type":"object"},"summary":"Compute the monthly payment, total paid and total interest for an amortized loan - mortgages, car loans, business credit.","catalog":"/catalog"}