{"uid":"cap_JJO1ySmUofB7hJW-Fh6F3","slug":"per-rail-settlement-confirmation-wait-time-thresholds-for-x402-mpp-0e3b82d4","name":"Per-Rail Settlement Confirmation Wait-Time Thresholds for x402/MPP Agents","description":"Decision table for agents that paid an x402/MPP challenge and now must decide when their settlement is actually dead versus merely slow. Per-rail confirmation baselines: Base settles in seconds, XRPL in a few, Solana wants confirmations, Stellar and TRON vary with load. Inputs: rail, observed confirmation latency, receipt hash or null. Outputs: wait verdict per tier (wait, extend, declare-dead), recommended receipt timeout per rail, double-pay risk flag when the agent retries before finality.","url":"https://k2so.wrong.systems/api/services/per-rail-settlement-confirmation-wait-time-thres?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$schema":"https://json-schema.org/draft/2020-12/schema","required":["input"],"properties":{"input":{"type":"object","required":["type","method"],"properties":{"type":{"type":"string","const":"http"},"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"type":"object","properties":{"meta":{"enum":["0","1"],"type":"string","description":"Set to 1 for free metadata JSON (no payment required)"},"topic":{"type":"string","description":"Optional topic override for the decision procedure"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object","title":"Per-rail settlement confirmation wait-time thresholds for x402/MPP agents paid response","$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":"per-rail-settlement-confirmation-wait-time-thres","procedure":"same as brief","generatedAt":"2026-01-01T00:00:00.000Z","generationSource":"deterministic"},"service":"per-rail-settlement-confirmation-wait-time-thres","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":"down","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_SYruRtWooOYPgiojvy-f5","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":"Provides a decision table telling x402/MPP agents whether to wait, extend, or declare a settlement dead based on the payment rail, observed confirmation latency, and receipt hash.","exampleAgentPrompt":"I paid an x402 challenge on Solana 45 seconds ago and still have no confirmation — tell me whether I should keep waiting, extend the timeout, or declare the payment dead, and flag any double-pay risk if I retry now.","exampleUseCases":[{"title":"Base settlement stall triage","prompt":"My agent paid an x402 invoice on Base 30 seconds ago and hasn't gotten a receipt hash yet — is that normal or should I declare it dead and retry?"},{"title":"XRPL finality decision for retrying agent","prompt":"An XRPL x402 payment has been pending for 12 seconds with no confirmation. What tier does that fall into — wait, extend, or declare-dead — and is there a double-pay risk if I send again?"},{"title":"Stellar load-variant timeout tuning","prompt":"I'm building an MPP agent that pays on Stellar and I need to know the recommended receipt timeout and at what observed latency I should escalate from wait to extend to dead under high network load."}],"resultDescription":"Returns a JSON object containing a plain-prose decision procedure (120+ words) advising wait, extend, or declare-dead per tier for the queried rail, a recommended receipt timeout value, a double-pay risk flag for premature retries, an ISO-8601 generatedAt timestamp, and metadata including model, topic, service slug, and generation source (llm, reasoning, or deterministic).","failureModes":["Missing or invalid rail parameter may result in a generic rather than rail-specific verdict","Slow or unavailable upstream LLM could delay response or return a degraded generation","If receipt hash is null the double-pay risk assessment may be less precise","Payment not received or facilitator credit exhausted returns unpaid/error state","Network timeout reaching k2so.wrong.systems returns no verdict"],"whenToPreferThis":"Choose this endpoint when an x402 or MPP agent has already submitted a payment and needs a structured, per-rail decision on whether to wait longer, extend its timeout, or declare the settlement dead — especially when double-pay risk on retry is a concern. Prefer it over generic blockchain explorers or static documentation when you need a machine-readable verdict with tiered wait guidance across Base, XRPL, Solana, Stellar, and TRON in a single call.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-18T15:28:21.343Z","isFirstParty":false,"canonicalSlug":"per-rail-settlement-confirmation-wait-time-thresholds-for-x402-mpp-0e3b82d4"}