{"uid":"cap_fytSxhqZQY9KQs9JArGko","slug":"merchant-vetting-authority-deterministic-pre-grant-vetting-procedure-9bd2f1b3","name":"Merchant Vetting Authority: Deterministic Pre-Grant Vetting Procedure","description":"Paid agent-facing brief on merchant vetting authority: deterministic pre-grant vetting procedure for agents deciding whether to preapprove a new x402 merchant (settlement proof, discovery presence, price fairness vs alternatives, dispute and delivery history, kill criteria for anonymous or unverifiable payees) · Build a decision procedure or schema for: merchant vetting authority: deterministic pre-grant vetting procedure f. Blunt decision procedure, not marketing.","url":"https://k2so-8080.on.ascii.dev/api/services/merchant-vetting-authority-deterministic-pre-gra","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"merchant vetting authority: deterministic pre-grant vetting procedure paid response","$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_ESTTNFV3PSyLJw3rR0Dsx","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 paid AI-generated decision procedure for agents to deterministically pre-approve or reject new x402 merchants before authorizing payments.","exampleAgentPrompt":"I need a blunt, step-by-step decision procedure for whether to pre-approve a new x402 merchant — covering settlement proof, discovery presence, price fairness vs alternatives, dispute and delivery history, and hard kill criteria for anonymous or unverifiable payees.","exampleUseCases":[{"title":"Pre-approval gate for new x402 vendor","prompt":"Before my agent pays this new x402 merchant I've never seen before, give me a deterministic checklist — settlement proof, dispute history, price fairness — and tell me exactly when to reject outright."},{"title":"Kill-criteria schema for anonymous payees","prompt":"I need a strict vetting schema my agent can run against any anonymous or unverifiable x402 payee to decide whether to block payment entirely — what are the hard no-go signals?"},{"title":"Merchant trust scoring before bulk payments","prompt":"My agent is about to authorize recurring x402 payments to a set of new merchants — walk me through the deterministic pre-grant procedure so it can flag risky ones before any funds move."}],"resultDescription":"A structured prose brief and decision procedure (and optionally a procedure schema) covering: settlement proof verification, discovery presence signals, price fairness relative to alternatives, dispute and delivery history review, and explicit kill criteria for anonymous or unverifiable payees. Response includes ok/paid status, ISO-8601 timestamp, generation source, and the provider slug.","failureModes":["Payment not received — returns 402 requiring x402 micropayment before content is delivered","Handler failure — ok: false with no brief returned","Invalid query parameter values — schema validation error","Service temporarily unavailable on the ascii.dev host","Empty or malformed topic override yields generic rather than targeted procedure"],"whenToPreferThis":"Use this endpoint when an AI agent needs a structured, opinionated decision procedure — not generic advice — for vetting a new x402 merchant before authorizing payment. Prefer this over general-purpose LLM prompts when you need a consistent, repeatable schema with explicit kill criteria and settlement-proof requirements baked in. Best suited for agentic payment pipelines that require a deterministic pre-grant gate rather than a fuzzy risk score.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-13T12:58:32.053Z","isFirstParty":false}