{"machine":"fifo-cogs","slot":"S180","title":"FIFO inventory costing","how_to_call":"POST https://innernetcorp.com/machines/fifo-cogs 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":{"lots":[{"qty":100,"unit_cost":10},{"qty":100,"unit_cost":12}],"sell_qty":150},"input_schema":{"type":"object"},"summary":"Cost of goods sold and remaining inventory value using FIFO from purchase lots and a sale quantity - accounting-grade.","catalog":"/catalog"}