{"uid":"cap_RO-GvR58f-mXfV7eSwrIR","slug":"x402-trust-layer-transaction-auth-b3fb7456","name":"x402 Trust Layer - Transaction Auth","description":"68 paid x402 trust infrastructure APIs: guard, semantic escrow, mandate diff, certified seller network, KYM, mandates, compliance, disputes, and orchestration.","url":"https://x402trustlayer.xyz/api/trust-network/transaction-auth?utm_source=zero.xyz","method":"POST","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","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","required":["ok","allowed","summary"],"properties":{"ok":{"type":"boolean"},"allowed":{"type":"boolean"},"summary":{"type":"string"}}}}}}},"responseSchema":{"type":"json","example":{"ok":true,"allowed":true,"summary":"Paid response after x402 settlement"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.05","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.05/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.05","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_asjtfc8QL8YPxgFV-qr28","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.05","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Authorizes and validates HTTP transactions through the x402 trust network after USDC payment settlement.","exampleAgentPrompt":"Check whether a GET request is authorized through the x402 trust network and tell me if it's allowed after payment settlement.","exampleUseCases":null,"resultDescription":"Returns a JSON object with 'ok' boolean indicating success, 'allowed' boolean indicating whether the transaction is permitted, and a human-readable 'summary' string describing the authorization outcome after x402 settlement.","failureModes":["Payment not settled — transaction blocked, allowed returns false","Invalid HTTP method provided (only GET, HEAD, DELETE supported)","Missing required 'type' or 'method' fields returns 400 validation error","x402 network unavailable causes timeout or 5xx error","Insufficient USDC balance prevents payment and blocks authorization"],"whenToPreferThis":"Use this endpoint when you need to verify whether an HTTP request is authorized within the x402 trust network ecosystem, particularly after a USDC micropayment has been settled. Best suited for agents operating within x402-based access control flows needing a guard check on GET, HEAD, or DELETE methods.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-02T12:38:44.211Z","isFirstParty":false,"canonicalSlug":"x402-trust-layer-transaction-auth-b3fb7456"}