{"uid":"cap_iSnCkxeIBJWxR5xIIVgWT","slug":"opaque-settlement-proof-decision-procedure-e9c09cd9","name":"Opaque Settlement Proof Decision Procedure","description":"Decision procedure for an agent that paid an x402 endpoint and received a settlement receipt it cannot verify on-chain. Covers: opacity tier scoring (verifiable tx hash with explorer logs vs private-ledger claim vs screenshot or missing hash), accept / request-corrective-proof / escalate / blacklist verdicts per tier, what counts as a corrective proof (explorer URL, event-log match, signed receipt from facilitator), audit-trail requirements before escalating, recourse thresholds by payment size","url":"https://k2so-8080.on.ascii.dev/api/services/agent-facing-decision-procedure-for-opaque-or-un","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"Opaque Settlement Proof Decision Procedure paid response","$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_G51hRgeErPRg0V6f9ku8L","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 structured decision procedure for agents that received an unverifiable x402 settlement receipt, covering opacity scoring, verdict tiers, corrective proof standards, and escalation thresholds.","exampleAgentPrompt":"I just paid an x402 endpoint and got back a settlement receipt with only a private-ledger claim and no verifiable transaction hash — walk me through the decision procedure: should I accept it, request corrective proof, escalate, or blacklist that provider?","exampleUseCases":[{"title":"Unverifiable private-ledger receipt evaluation","prompt":"My agent paid an x402 data endpoint for $0.50 USDC and the receipt shows a private-ledger claim instead of an on-chain tx hash. What's the opacity tier for this, and should I accept it, ask for corrective proof, or escalate?"},{"title":"Screenshot-only proof dispute escalation","prompt":"An x402 service responded to my agent's payment with just a screenshot as proof of settlement — no explorer URL, no event-log match. What does the decision procedure say I should do, and what audit trail do I need before escalating?"},{"title":"High-value payment with suspicious tx hash","prompt":"My agent paid $5 USDC to an x402 endpoint and got a transaction hash back, but I can't find it in any block explorer logs. What's the recourse threshold for a payment this size, and what corrective proof should I demand before blacklisting?"}],"resultDescription":"A prose decision-procedure brief covering: opacity tier scoring for the received proof, verdict recommendation (accept, request-corrective-proof, escalate, or blacklist), what qualifies as valid corrective proof (explorer URL, event-log match, signed facilitator receipt), audit-trail steps required before escalating, and recourse thresholds calibrated to payment size.","failureModes":["Payment required but not provided — returns 402 with payment instructions","Invalid or missing query parameters — returns error with schema guidance","LLM generation failure — result may be empty or partial","Topic override not recognized — falls back to default procedure","Service temporarily unavailable — HTTP 5xx"],"whenToPreferThis":"Use this endpoint when your agent has already completed an x402 payment and received a settlement receipt that cannot be independently verified on-chain, and needs a structured, tiered decision framework to determine next steps. Prefer this over generic dispute or recovery procedures when the core question is proof opacity and verification credibility rather than post-settlement technical failures (timeouts, malformed responses).","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T19:01:20.996Z","isFirstParty":false}