{"uid":"cap_dkUFt2gpb9OfTWWBUC2pl","slug":"kevaremesh-x402-client-test-cdp-endpoint-22ae5dee","name":"KEVAREMESH x402 Client Test (CDP) Endpoint","description":"Buyer-first MCP procurement gateway that discovers, compares and routes live x402 APIs without making the buyer choose a provider.","url":"https://kevaremesh-web.vercel.app/api/x402/x402-client-test-cdp-x402-client-test?utm_source=zero.xyz","method":"POST","headers":{},"bodySchema":{"type":"object","properties":{"message":{"type":"string","maxLength":500}}},"responseSchema":{"type":"json","example":{"result":{"ok":true,"echo":"hello","purpose":"end_to_end_x402_client_test","server_time_utc":"2026-09-20T09:00:00.000Z","paid_x402_endpoint":true},"product":"kevaremesh_x402_client_test_cdp_x402_client_test_v2","service":"KEVAREMESH","tool_name":"kevaremesh_x402_ping","limitations":["Diagnostic paid endpoint; no external action"],"generated_at":"2026-09-18T00:00:00.000Z"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.001","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"probe","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":"$0.001/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.001","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_IjQdXDnIwWQFPrLQk2AjJ","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.001","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Executes a paid end-to-end diagnostic ping via the x402 payment protocol, echoing the input message and confirming the x402 payment flow is working correctly.","exampleAgentPrompt":"Send a test message 'hello' to the KEVAREMESH x402 client test endpoint so I can confirm my x402 payment flow is working end to end.","exampleUseCases":[{"title":"Verify x402 client integration works","prompt":"Send the message 'integration check' to the KEVAREMESH x402 ping endpoint and confirm the payment went through and we got an echo back."},{"title":"Debug agent micropayment setup","prompt":"Run a diagnostic ping against the KEVAREMESH x402 client test with the message 'debug test' so I can verify my CDP wallet is correctly set up to pay for API calls."},{"title":"Smoke test before production deploy","prompt":"Before I launch my agent, can you hit the KEVAREMESH x402 client test endpoint with 'smoke test' and make sure it returns ok:true and a server timestamp?"}],"resultDescription":"Returns a JSON object confirming the echo of your input message, a boolean ok flag, the endpoint purpose label ('end_to_end_x402_client_test'), the UTC server time at execution, a paid_x402_endpoint flag, the product name, service name, tool name, a limitations array noting no external action is taken, and a generated_at timestamp.","failureModes":["Payment not received or insufficient USDC balance — x402 gateway rejects request before processing","Malformed message exceeding 500 characters — input validation error","Network or Vercel cold-start timeout — no response or 5xx error","Invalid x402 payment header — gateway returns 402 without processing","Message field missing — may return error or empty echo depending on implementation"],"whenToPreferThis":"Use this endpoint when you need to verify that your x402 payment client (especially CDP-based) is correctly configured and able to complete a real micropayment cycle. It is the lowest-cost, lowest-risk way to confirm end-to-end x402 connectivity before invoking more expensive or consequential paid endpoints. Prefer this over production endpoints for initial integration testing and ongoing health checks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T03:06:18.806Z","isFirstParty":false,"canonicalSlug":"kevaremesh-x402-client-test-cdp-endpoint-22ae5dee"}