{"input":{"agentName":"Example x402 API","listingText":"A paid x402 API that helps builders check whether buyer agents understand the offer before paying. It returns JSON with skip reasons, top fixes, a rewritten listing, and a stop-or-upgrade recommendation. Example payloads are included for quick testing.","targetBuyer":"x402 and MCP builders","currentPrice":"$1.00","currentCheckoutPath":"/api/listing-roast","goal":"Increase first paid conversion"},"bodyType":"json","inputSchema":{"type":"object","required":["agentName","listingText"],"properties":{"agentName":{"type":"string"},"listingText":{"type":"string"},"targetBuyer":{"type":"string"},"currentPrice":{"type":"string"},"currentCheckoutPath":{"type":"string"},"goal":{"type":"string"},"source":{"type":"string"}}},"output":{"example":{"service":"Listing Roast x402","endpoint":"listing-score","price":"$0.005","verdict":"ready_to_test","score":"5/5","checkedSignals":{"buyer":true,"price":true,"output":true,"checkout":true,"example":true},"firstFix":"The basics are present. Use the full roast only if you want a rewrite and launch recommendation.","nextStep":"Ready to test. Pay for the full roast only if you want the rewritten listing and stop-or-upgrade guidance.","upgradeEndpoint":"/api/listing-roast"},"schema":{"type":"object","required":["service","endpoint","price","verdict","score","checkedSignals","firstFix","nextStep","upgradeEndpoint"],"properties":{"service":{"type":"string"},"endpoint":{"type":"string"},"price":{"type":"string"},"verdict":{"type":"string"},"score":{"type":"string"},"checkedSignals":{"type":"object"},"firstFix":{"type":"string"},"nextStep":{"type":"string"},"upgradeEndpoint":{"type":"string"}}}},"service":{"name":"Listing Roast x402","url":"https://listing-roast-x402-service-production.up.railway.app","route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-score","price":"$0.005","network":"eip155:8453"}}