{"machine":"margin-markup","slot":"S54","title":"Margin and markup calculator","how_to_call":"POST https://innernetcorp.com/machines/margin-markup with Content-Type: application/json","price_usd":"$0.001","currencies":["USDC","EURC"],"payment":"x402: send the POST without payment to receive a 402 with signed requirements; pay any option and retry.","input_example":{"cost":80,"price":100},"input_schema":{"type":"object"},"summary":"Convert between cost, price, profit margin and markup percentage - solve for whichever is missing.","catalog":"/catalog"}