{"uid":"cap_OWYzQsjxprj9zuyJOStoO","slug":"ai-executed-payment-attribution-and-proof-procedure-33951ccc","name":"AI-Executed Payment Attribution and Proof Procedure","description":"Paid agent-facing brief on AI-executed payment attribution and proof procedure: how an agent cryptographically binds its identity to an x402 payment so it can later prove the payer was an autonomous AI, not a human, and how to handle legacy payments that cannot be retroactively attributed. Blunt decision procedure, not marketing.","url":"https://k2so.wrong.systems/api/services/ai-executed-payment-attribution-and-proof-proced?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"AI-executed payment attribution and proof procedure: how an agent cryp paid response","$schema":"https://json-schema.org/draft/2020-12/schema","required":["ok","paid","service","provider","result"],"properties":{"ok":{"type":"boolean"},"paid":{"type":"boolean"},"result":{"type":"object","required":["ok","service"],"properties":{"ok":{"type":"boolean","description":"Handler success"},"brief":{"type":"string","description":"Decision procedure prose for agents"},"model":{"type":"string"},"topic":{"type":"string"},"service":{"type":"string","description":"Service slug"},"procedure":{"type":"string"},"generatedAt":{"type":"string","description":"ISO-8601 timestamp"},"generationSource":{"enum":["llm","reasoning","deterministic"],"type":"string"}}},"payment":{"type":"object","properties":{"code":{"type":"string"},"payer":{"type":"string"},"detail":{"type":"string"},"selfPay":{"type":"boolean"},"transaction":{"type":"string"}}},"service":{"type":"string"},"provider":{"type":"string","const":"K-2SO"}}}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.002","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":"$0.002/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.002","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_dlycBIPqsL6IGZs9KIu3o","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.002","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a plain-prose decision procedure explaining how an AI agent should cryptographically attribute and prove x402 USDC payments it has made autonomously.","exampleAgentPrompt":"Give me the decision procedure for how an AI agent should cryptographically attribute and prove the x402 USDC payments it executes — I need a plain-prose walkthrough I can follow step by step.","exampleUseCases":[{"title":"Auditing agent payment trails","prompt":"My autonomous agent just made a series of x402 USDC micropayments and I need to know the exact procedure it should follow to attribute and prove each payment cryptographically — walk me through the decision steps."},{"title":"Building compliant agent payment logic","prompt":"I'm building an AI agent that will pay for APIs using x402 on Base — what's the correct procedure for the agent to record proof that it, and not a human, executed each payment?"},{"title":"Resolving a payment attribution dispute","prompt":"One of my agents made a USDC payment via x402 but the merchant is disputing whether it was correctly attributed — what decision procedure should the agent have followed to generate cryptographic proof of that payment?"}],"resultDescription":"A JSON object containing a plain-prose decision procedure (120+ words) explaining how an AI agent should handle payment attribution and proof for x402 USDC transactions. Includes the service slug, generation source (llm, reasoning, or deterministic), the model used, an ISO-8601 timestamp, and a boolean confirming successful payment and handler execution.","failureModes":["HTTP 402 returned if payment has not been settled — agent must pay exact USDC amount and retry with PAYMENT-SIGNATURE header","Invalid or missing payment signature causes rejection","Topic override may produce off-topic or lower-quality procedure if unrelated to payment attribution","Rate limiting or upstream LLM unavailability may cause temporary failures","Malformed GET request or unsupported HTTP method returns error"],"whenToPreferThis":"Choose this endpoint when an autonomous agent needs operational guidance on cryptographically attributing and proving x402 micropayments it has made, particularly on Base/USDC. Prefer this over generic payment documentation when you need machine-readable, agent-optimized decision procedure prose that can be directly consumed in an agent's reasoning loop. It is especially useful when building compliant agent payment systems, handling dispute resolution, or auditing autonomous payment trails.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-29T12:43:17.760Z","isFirstParty":false,"canonicalSlug":"ai-executed-payment-attribution-and-proof-procedure-33951ccc"}