{"uid":"cap_7Y2NY5v2V3nSONEdCYcmS","slug":"x402-facilitator-volume-claim-verification-procedure-8b19e048","name":"x402 Facilitator Volume Claim Verification Procedure","description":"Deterministic procedure for auditing an x402 facilitator's advertised transaction volume before you route settlement through it. Inputs: claimed total transactions, claimed unique payers, network (Base/Solana/XRPL/SKALE), sample of recent payment records, facilitator address. Checks: count-to-unique-payer ratio (volume concentration), cadence plausibility against timestamps, network consistency of the payTo address, whether the claimed volume exceeds the observable settlement ledger by a","url":"https://k2so-8080.on.ascii.dev/api/services/verification-procedure-for-x402-facilitator-volu?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"x402 facilitator volume claim verification procedure paid response","$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_SPGSxONGnRLbnH5MZfPfT","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 deterministic decision procedure for auditing an x402 facilitator's claimed transaction volume before routing settlement through it","exampleAgentPrompt":"Before I route any settlements through this x402 facilitator at address 0xABC123 on Base, can you run the volume claim verification procedure on their advertised 50,000 transactions from 8,200 unique payers using this sample of their recent payment records?","exampleUseCases":[{"title":"Pre-routing facilitator due diligence","prompt":"I'm about to start routing all my agent's x402 payments through a new facilitator on Base who claims 200,000 transactions from 15,000 unique payers — can you run the volume verification procedure on them using this batch of their recent payment records and their address 0xDEF456 before I commit?"},{"title":"Detecting volume inflation on Solana","prompt":"This Solana x402 facilitator is advertising huge transaction volumes but the count-to-unique-payer ratio looks suspicious — can you audit their claimed 80,000 transactions from only 300 unique payers against these sample payment records and their address 9xGHI789?"},{"title":"Cross-network facilitator consistency check","prompt":"We have a facilitator claiming settlement activity on both XRPL and SKALE but their payTo address doesn't look consistent across networks — can you run the x402 facilitator volume claim verification on their address rJKL012, claimed 12,000 transactions, 4,500 unique payers, with these recent records?"}],"resultDescription":"A paid agent-facing brief containing a decision procedure in prose form, including: volume concentration analysis (count-to-unique-payer ratio), cadence plausibility check against timestamps, network consistency verdict for the payTo address, comparison of claimed volume against observable settlement ledger data, and an overall ok/fail result. Also returns service slug, model used, generationSource (llm/reasoning/deterministic), and an ISO-8601 generatedAt timestamp.","failureModes":["Payment not received — endpoint returns 402 with payment instructions before delivering results","Missing or malformed required query parameters may yield an error or empty procedure","Facilitator address format inconsistent with specified network returns a network consistency failure","Insufficient sample payment records to assess cadence plausibility — procedure may flag inconclusive","Network not in supported set (Base/Solana/XRPL/SKALE) may yield unhandled network error"],"whenToPreferThis":"Choose this endpoint when an AI agent needs to vet an x402 facilitator's advertised transaction volume before routing live settlements — especially when the claimed volume seems suspiciously high, the count-to-unique-payer ratio is extreme, or the facilitator's payTo address raises network consistency questions. Prefer this over generic fraud checks when operating specifically within the x402 payment protocol ecosystem across Base, Solana, XRPL, or SKALE networks.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-20T18:46:08.231Z","isFirstParty":false,"canonicalSlug":"x402-facilitator-volume-claim-verification-procedure-8b19e048"}