{"uid":"cap_Ee2wuumFfyqPsv9woqqr-","slug":"x402-pricegap-poc-quote3-endpoint-886a76f8","name":"x402 PriceGap PoC Quote3 Endpoint","description":"Security research test endpoint (x402 price-binding PoC). Not a real service; do not use.","url":"https://x402-pricegap-poc.vercel.app/quote3?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET"],"type":"string"}},"additionalProperties":false}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_xb2E8X6-0yMrXZxBt__3P","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Security research proof-of-concept endpoint demonstrating x402 price-binding vulnerabilities; not a production service","exampleAgentPrompt":"Can you hit the /quote3 endpoint on the x402 price-gap proof-of-concept site to demonstrate the price-binding vulnerability?","exampleUseCases":[{"title":"x402 Protocol Security Audit","prompt":"I'm auditing the x402 payment protocol for price-binding issues — can you call the /quote3 endpoint on the price-gap PoC site and show me what it returns?"},{"title":"Reproducing PriceGap PoC Findings","prompt":"I'm trying to reproduce the x402 price-gap attack described in security research — can you fetch the /quote3 endpoint and capture the response to verify the vulnerability exists?"},{"title":"Payment Protocol Vulnerability Demo","prompt":"For my security presentation on x402 weaknesses, can you demonstrate the /quote3 price-gap proof-of-concept endpoint and explain what the response reveals about the vulnerability?"}],"resultDescription":"Returns a proof-of-concept response demonstrating x402 price-binding behavior or vulnerability; exact schema is unspecified and intended for security research purposes only, not production use.","failureModes":["Endpoint may be taken down or unavailable as it is a temporary PoC deployment","Payment of $0.01 USDC may be charged even for failed or empty responses","Response schema is undefined and may change without notice","x402 payment flow may fail if wallet or facilitator is misconfigured"],"whenToPreferThis":"Only appropriate for security researchers specifically investigating x402 protocol price-binding vulnerabilities. Do not use in production pipelines, automated agents, or any context other than deliberate security research. This is not a real data service.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-21T07:19:50.020Z","isFirstParty":false,"canonicalSlug":"x402-pricegap-poc-quote3-endpoint-886a76f8"}