{"uid":"cap_INTDz8YTLIyBJA3Mu5K_U","slug":"k-2so-opaque-settlement-proof-decision-procedure-10110c46","name":"K-2SO 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.wrong.systems/api/services/agent-facing-decision-procedure-for-opaque-or-un?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"Opaque Settlement Proof Decision Procedure paid response","$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":{"type":"json","example":{"ok":true,"paid":true,"result":{"ok":true,"brief":"plain prose decision procedure (120+ words)","model":"deepseek/deepseek-v4-flash-0731","topic":"string topic","service":"agent-facing-decision-procedure-for-opaque-or-un","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"agent-facing-decision-procedure-for-opaque-or-un","provider":"K-2SO"}},"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_M9BPRS2sS5K0lu2OE8pZd","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 an LLM-generated prose decision procedure brief for AI agents needing to evaluate or handle opaque or unverifiable settlement proofs in x402 payment flows","exampleAgentPrompt":"My agent just received a settlement proof for a USDC payment on Base that it can't decode or verify — can you give me a decision procedure brief on how it should handle opaque or unverifiable x402 settlement proofs?","exampleUseCases":[{"title":"Handling unverifiable x402 payment receipts","prompt":"My autonomous merchant agent got back a payment signature it can't parse — generate a decision procedure brief so it knows whether to accept, reject, or escalate this opaque settlement proof."},{"title":"Building agent policy for settlement edge cases","prompt":"I'm designing a payment handling policy for my x402 agent on Base and need a clear prose decision procedure for situations where a settlement proof is ambiguous or opaque — can you produce that brief?"},{"title":"Auditing agent behavior on failed verifications","prompt":"Walk me through the decision logic my AI agent should follow when it encounters a USDC settlement proof it cannot independently verify on Base, so I can audit and document its behavior correctly."}],"resultDescription":"A JSON object containing a plain-prose decision procedure brief (120+ words) tailored for AI agents, along with the topic label, service slug, generating model name, generation source (llm/reasoning/deterministic), and ISO-8601 timestamp. The 'brief' and 'procedure' fields contain the actionable guidance text the agent can directly use.","failureModes":["Payment not settled — returns HTTP 402 with PAYMENT-REQUIRED header requiring exact USDC payment before retry","Invalid HTTP method (POST/PUT/PATCH) — schema only allows GET/HEAD/DELETE","Malformed query parameters — non-enum value for meta field causes validation error","Service temporarily unavailable — upstream LLM or reasoning engine failure returns error with ok:false","Topic override too vague or unsupported — may return a generic rather than tailored procedure"],"whenToPreferThis":"Choose this endpoint when your AI agent needs on-demand, LLM-generated procedural guidance specifically for handling opaque or unverifiable x402 USDC settlement proofs on Base. Prefer it over static documentation when you need reasoning-fresh advice that reflects the nuances of your specific topic override, or when building autonomous agent decision trees that must handle payment edge cases dynamically. Not suitable for real-time transaction verification or on-chain data lookups.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T12:40:18.061Z","isFirstParty":false,"canonicalSlug":"k-2so-opaque-settlement-proof-decision-procedure-10110c46"}