{"uid":"cap_r2TRNDsTE1YFcnLYWqzRc","slug":"agenteconomy-cloud-x402-endpoint-diagnostics-7ec323ac","name":"agenteconomy.cloud x402 Endpoint Diagnostics","description":"Listed but never paid? One call answers why. We run a real paid test purchase against your x402 endpoint (not a lint) and name the exact fault when the flow breaks — 402-again loops, invalid_payload, malformed accepts. Then the half no linter has: your category's actual on-chain demand — who earns, the median price paid, your price against it. Signed, recomputable verdict from the trust hub that indexes every Bazaar seller's payment history. agenteconomy.cloud (mcp-pricing-v1.1)","url":"https://mcp.agenteconomy.cloud/api/v1/diagnose","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"endpoint":{"type":"string","maxLength":500,"description":"https:// resource URL of the x402 endpoint to diagnose (pre-catalog endpoints welcome — findability reports honestly)"},"expected_payto":{"type":"string","description":"optional 0x… address you expect the endpoint to charge to; mismatch is a named finding"},"asserted_price_micro":{"type":"integer","minimum":1,"description":"your advertised price in micro-USDC — becomes the price basis vs the category median; defaults to the live quote's cheapest recognized entry"}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","requiresHandshake":false,"reviewCount":0,"rating":{"score":"0.00","successRate":"0.00","reviews":0,"stars":null,"state":"unrated"},"availabilityStatus":"unknown","priceObserved":null,"sessionDeposit":null,"pricing":{"kind":"static","summary":"$1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_vAolDVs9g_UuSiQVeDpbp","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"1","costPer":"request","priority":0,"asset":"0x833589fcd6edb6e08f4c7c32d4f71b54bda02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Runs a live paid test purchase against an x402 endpoint, identifies the exact payment flow failure, and benchmarks the endpoint's price against on-chain category demand data.","exampleAgentPrompt":"Run a real paid diagnostic against my x402 endpoint at https://api.myservice.com/data — I expect it to charge to 0xABC123... and I'm advertising it at 500 micro-USDC. Tell me exactly what's breaking in the payment flow and whether my price is competitive for my category.","exampleUseCases":[{"title":"Debug 402-again payment loop","prompt":"My x402 endpoint at https://api.myservice.com/premium keeps returning 402 even after payment goes through — can you run a live test against it and tell me exactly what's failing? My payto address should be 0xDEF456... and I'm charging 1000 micro-USDC."},{"title":"Price benchmarking before launch","prompt":"I'm about to list my x402 data endpoint at https://api.myanalytics.com/feed for 750 micro-USDC — can you test it end-to-end and tell me how that price stacks up against what others in my category are actually earning on-chain?"},{"title":"Audit payto address mismatch","prompt":"Something feels off with my x402 integration at https://api.myagent.com/query — I think it might be charging to the wrong wallet. Can you run a real purchase test against it and check whether the payto address matches 0x9F1a2B...? I'm advertising at 200 micro-USDC."}],"resultDescription":"A signed, recomputable verdict containing: the exact named fault in the payment flow (e.g. 402-again loop, invalid_payload, malformed accepts header), payto address match/mismatch finding, the endpoint's advertised price vs the category median price paid on-chain, who earns in the category, and overall on-chain demand metrics for the endpoint's market segment.","failureModes":["Endpoint URL is unreachable or returns non-402 status unexpectedly","Advertised price in micro-USDC is below the minimum recognized entry, falling back to live quote","Payto address mismatch detected but expected_payto was not provided so mismatch goes unconfirmed","x402 endpoint has no category match in the on-chain index, making price comparison unavailable","Service itself cannot complete the paid test due to network or chain issues"],"whenToPreferThis":"Choose this endpoint when you need to go beyond static linting and run an actual paid end-to-end test of an x402 payment flow. It is uniquely suited when you suspect a 402-again loop, invalid_payload, or malformed accepts error that a linter cannot surface, or when you need real on-chain pricing intelligence — median prices paid and category demand — rather than self-reported figures. Prefer it over generic x402 validators when you want a signed, recomputable verdict backed by the full Bazaar seller payment history index.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-15T18:37:28.067Z","isFirstParty":false}