{"uid":"cap_JX0e3lYNfWObG3ToqWcU-","slug":"agentrxi-x402-endpoint-checker-5b9ccf5d","name":"AgentRXI x402 Endpoint Checker","description":"x402 endpoint checker: tests any paid x402 URL for a correct 402, price and networks, pay-to address, discovery metadata, CORS, response time and Coinbase's validator, and lists every issue to fix.","url":"https://agentrxi.com/v1/x402/check?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"},"queryParams":{"type":"object","required":["url"],"properties":{"url":{"type":"string"},"method":{"type":"string","description":"GET (default) or POST"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.005","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":"$0.005/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.005","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_cbe9_hHt2Xcuy9R-aeAD3","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.005","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Tests any x402-enabled URL for correct 402 response, pricing, networks, pay-to address, discovery metadata, CORS, response time, and Coinbase validator compliance, listing all issues found.","exampleAgentPrompt":"Can you run a full x402 compliance check on https://myapi.example.com/premium-endpoint and tell me every issue I need to fix — including the price, networks, pay-to address, CORS, and whether it passes Coinbase's validator?","exampleUseCases":[{"title":"Pre-launch x402 API audit","prompt":"Before I publish my paid API, check https://myapi.example.com/data for x402 compliance — I want to know if the 402 response is correct, what price and networks it reports, and whether it passes Coinbase's validator."},{"title":"Debugging a broken x402 integration","prompt":"My x402 endpoint at https://api.myservice.io/v1/search isn't accepting payments correctly — can you check it and list every issue with the 402 response, pay-to address, and CORS headers?"},{"title":"Verifying a third-party x402 URL","prompt":"I want to call https://partner.example.com/premium-data but I'm not sure it's properly set up for x402 — can you check its 402 response, price, supported networks, and response time before I integrate it?"}],"resultDescription":"Returns a detailed diagnostic report covering: whether the URL returns a valid 402 status, the declared price and supported networks, the pay-to address, discovery metadata, CORS configuration, response time, Coinbase validator pass/fail result, and a structured list of every compliance issue found that needs to be fixed.","failureModes":["Target URL is unreachable or times out — returns connectivity error","Target URL does not return a 402 at all — reported as a critical issue","Malformed URL input — validation error before request is made","Target URL returns an unexpected HTTP error — reported with status code","Coinbase validator API unavailable — partial results with validator section skipped"],"whenToPreferThis":"Use this endpoint when you need to verify that an x402-enabled URL is correctly configured before integrating it as a payer, or before launching your own x402 endpoint. It is the go-to tool for x402 protocol compliance auditing, covering all key dimensions (402 status, pricing, networks, CORS, Coinbase validator) in a single call. Prefer this over manual inspection or general HTTP testing tools when x402-specific compliance is the concern.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-15T06:39:20.386Z","isFirstParty":false,"canonicalSlug":"agentrxi-x402-endpoint-checker-5b9ccf5d"}