{"mcp_version":"2025-06-18","protocolVersion":"2025-06-18","name":"Listing Roast x402","description":"Public discovery card for Listing Roast x402 paid HTTP+JSON routes. This card points agents to metadata, OpenAPI, x402 payment hints, and free route guides before any paid call.","endpoint":"https://listing-roast-x402-service-production.up.railway.app/.well-known/mcp.json","transport":"http","serverInfo":{"name":"Listing Roast x402","version":"0.2.0"},"transports":[{"type":"http","url":"https://listing-roast-x402-service-production.up.railway.app/.well-known/mcp.json","note":"Metadata discovery endpoint. Paid callable APIs are HTTP+JSON x402 routes described by OpenAPI and the x402 manifest."}],"capabilities":{"tools":true,"resources":true,"prompts":false,"sampling":false,"roots":false},"authentication":{"required":false,"methods":["none-for-discovery","x402-for-paid-routes"]},"payment":{"protocol":"x402","network":"eip155:8453","asset":"USDC","manifest":"https://listing-roast-x402-service-production.up.railway.app/x402.json","payNow":"https://listing-roast-x402-service-production.up.railway.app/api/pay-now","preferredFirstPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"recommendedPaidSequence":[{"step":1,"use":"indexedQuickScore","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"reason":"Start with the already-indexed $0.001 quick score so Bazaar-visible buyers can confirm fit with the lowest-friction paid action."},{"step":2,"use":"fullRoast","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"POST","price":"$0.01","maxAmountRequired":"10000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X POST \\\n  -d '{\"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\"}' \\\n  --max-amount 10000","reason":"Use this when the buyer wants the full rewrite, top fixes, and stop-or-upgrade guidance.","body":{"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"}},"reason":"Upgrade to the $0.01 full roast when the quick score is promising and the buyer wants rewritten copy, top fixes, and launch guidance."}],"payNowExamples":{"skipReasons":{"service":"Listing Roast x402","intent":"buyer-agent skip reasons","selectedActionKey":"agentListingConversion","selectedPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/agent-listing-conversion","path":"/api/agent-listing-conversion","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/agent-listing-conversion \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this when the buyer is searching for agent listing conversion, agent-service listing clarity, or buyer-agent skip reasons."},"route":"https://listing-roast-x402-service-production.up.railway.app/api/agent-listing-conversion","method":"GET","price":"$0.001","maxAmountRequired":"1000","network":"eip155:8453","payTo":"0xd9E7a161aD06F410c28b3939ceF5F06f0a327a8C","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/agent-listing-conversion \\\n  -X GET \\\n  --max-amount 1000","reason":"Selected from the buyer intent: buyer-agent skip reasons","preferredFirstPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"recommendedPaidSequence":[{"step":1,"use":"indexedQuickScore","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"reason":"Start with the already-indexed $0.001 quick score so Bazaar-visible buyers can confirm fit with the lowest-friction paid action."},{"step":2,"use":"fullRoast","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"POST","price":"$0.01","maxAmountRequired":"10000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X POST \\\n  -d '{\"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\"}' \\\n  --max-amount 10000","reason":"Use this when the buyer wants the full rewrite, top fixes, and stop-or-upgrade guidance.","body":{"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"}},"reason":"Upgrade to the $0.01 full roast when the quick score is promising and the buyer wants rewritten copy, top fixes, and launch guidance."}]},"discoveryAudit":{"service":"Listing Roast x402","intent":"x402 discovery audit","selectedActionKey":"x402SiteAudit","selectedPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/x402-site-audit","path":"/api/x402-site-audit","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/x402-site-audit \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this when the buyer wants a quick x402 route health, Bazaar visibility, or paid API preflight check."},"route":"https://listing-roast-x402-service-production.up.railway.app/api/x402-site-audit","method":"GET","price":"$0.001","maxAmountRequired":"1000","network":"eip155:8453","payTo":"0xd9E7a161aD06F410c28b3939ceF5F06f0a327a8C","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/x402-site-audit \\\n  -X GET \\\n  --max-amount 1000","reason":"Selected from the buyer intent: x402 discovery audit","preferredFirstPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"recommendedPaidSequence":[{"step":1,"use":"indexedQuickScore","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"reason":"Start with the already-indexed $0.001 quick score so Bazaar-visible buyers can confirm fit with the lowest-friction paid action."},{"step":2,"use":"fullRoast","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"POST","price":"$0.01","maxAmountRequired":"10000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X POST \\\n  -d '{\"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\"}' \\\n  --max-amount 10000","reason":"Use this when the buyer wants the full rewrite, top fixes, and stop-or-upgrade guidance.","body":{"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"}},"reason":"Upgrade to the $0.01 full roast when the quick score is promising and the buyer wants rewritten copy, top fixes, and launch guidance."}]},"fullRoast":{"service":"Listing Roast x402","intent":"full roast rewrite top fixes","selectedActionKey":"fullRoast","selectedPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"POST","price":"$0.01","maxAmountRequired":"10000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X POST \\\n  -d '{\"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\"}' \\\n  --max-amount 10000","reason":"Use this when the buyer wants the full rewrite, top fixes, and stop-or-upgrade guidance.","body":{"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"}},"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","method":"POST","price":"$0.01","maxAmountRequired":"10000","network":"eip155:8453","payTo":"0xd9E7a161aD06F410c28b3939ceF5F06f0a327a8C","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X POST \\\n  -d '{\"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\"}' \\\n  --max-amount 10000","reason":"Selected from the buyer intent: full roast rewrite top fixes","preferredFirstPaidAction":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"recommendedPaidSequence":[{"step":1,"use":"indexedQuickScore","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"GET","price":"$0.001","maxAmountRequired":"1000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X GET \\\n  --max-amount 1000","reason":"Use this first when a marketplace or Bazaar result points to Listing Roast; it is the already-indexed URL and the lowest-friction paid score."},"reason":"Start with the already-indexed $0.001 quick score so Bazaar-visible buyers can confirm fit with the lowest-friction paid action."},{"step":2,"use":"fullRoast","action":{"route":"https://listing-roast-x402-service-production.up.railway.app/api/listing-roast","path":"/api/listing-roast","method":"POST","price":"$0.01","maxAmountRequired":"10000","command":"npx awal@2.8.0 x402 pay https://listing-roast-x402-service-production.up.railway.app/api/listing-roast \\\n  -X POST \\\n  -d '{\"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\"}' \\\n  --max-amount 10000","reason":"Use this when the buyer wants the full rewrite, top fixes, and stop-or-upgrade guidance.","body":{"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"}},"reason":"Upgrade to the $0.01 full roast when the quick score is promising and the buyer wants rewritten copy, top fixes, and launch guidance."}]}}},"links":{"metadata":"https://listing-roast-x402-service-production.up.railway.app/.well-known/mcp.json","openApi":"https://listing-roast-x402-service-production.up.railway.app/.well-known/openapi.json","x402":"https://listing-roast-x402-service-production.up.railway.app/x402.json","agentCard":"https://listing-roast-x402-service-production.up.railway.app/.well-known/agent-card.json","agentSkills":"https://listing-roast-x402-service-production.up.railway.app/.well-known/agent-skills/index.json","apiCatalog":"https://listing-roast-x402-service-production.up.railway.app/.well-known/api-catalog","pricing":"https://listing-roast-x402-service-production.up.railway.app/api/pricing","find":"https://listing-roast-x402-service-production.up.railway.app/api/find","route":"https://listing-roast-x402-service-production.up.railway.app/api/route","llms":"https://listing-roast-x402-service-production.up.railway.app/llms.txt","llmsFull":"https://listing-roast-x402-service-production.up.railway.app/llms-full.txt","markdown":"https://listing-roast-x402-service-production.up.railway.app/index.md"},"categories":["x402","paid-api","agent-commerce","api-discovery"],"crawl":true,"last_updated":"2026-06-19"}