{"uid":"cap_AeJcC4PwlWcxZzYPrYp1c","slug":"wire-in-lookup-counterparty-payment-reliability-scoring-79055b6e","name":"Wire-In Lookup — Counterparty Payment Reliability Scoring","description":"Wire-In Lookup — per-entity merchant-seat verdict. Pass ?ua=<counterparty-UA>; get ONE signed row: score (0.0-1.0 payment-reliability observed at this seat), confidence, verdict (settled | attempted_payment | probe_only | low_signal | unknown), observed counts, Ed25519 attestation. $0.01 USDC/entity on Base or Solana. Fold the score into your own counterparty model — wire it into your scoring loop. Wallet lookup (?wallet=) is v2.","url":"https://underground.substratesymposium.com/api/wire-in?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":{"type":"object","$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"],"type":"string"},"queryParams":{"type":"object","properties":{}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.01","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_4Xr4JoxrwQHhlzdzumy2K","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a signed, per-entity payment-reliability verdict (score, confidence, verdict label, observed counts, Ed25519 attestation) for a given counterparty user-agent or wallet address.","exampleAgentPrompt":"Before I fulfill this request, check the wire-in payment reliability score for the counterparty with user-agent 'Mozilla/5.0 AgentBot/2.1' — I need to know their verdict and confidence level so I can decide whether to proceed.","exampleUseCases":[{"title":"Pre-transaction counterparty risk check","prompt":"Before sending goods to this buyer, look up their payment reliability score using their user-agent string 'ShoppingBot/3.0 (compatible; Agent)' — give me the verdict and confidence so I know if they've actually settled payments before."},{"title":"Agent fleet payment gating","prompt":"My agent marketplace needs to gate access based on payment reliability — can you fetch the wire-in verdict for the counterparty UA 'AutoAgent/1.0' and tell me if their score is above 0.7 before I let them through?"},{"title":"Wallet address payment history lookup","prompt":"I want to check the payment reliability record for wallet address 0xAbC123...def on Base — pull the wire-in score, verdict, and Ed25519 attestation so I can fold it into my risk model."}],"resultDescription":"A single signed row containing: a payment reliability score from 0.0 to 1.0, a confidence value, a verdict label (one of: settled, attempted_payment, probe_only, low_signal, or unknown), observed payment counts, and an Ed25519 attestation signature — all scoped to the queried counterparty entity (UA or wallet).","failureModes":["Missing required query parameter (?ua= or ?wallet=) returns an error or empty response","Unknown or first-seen counterparty returns verdict 'unknown' with low confidence","Insufficient payment history returns verdict 'low_signal'","Payment of $0.01 USDC not completed results in 402 or access denied","Invalid UA string format may produce unreliable or no match","Wallet lookup (?wallet=) marked as v2 — may have limited coverage or stability"],"whenToPreferThis":"Choose this endpoint when you need a cryptographically attested, per-entity payment reliability verdict before transacting with an unknown counterparty in an agent-to-agent or merchant context — especially when integrating into an automated scoring loop that requires a signed, machine-readable signal. Prefer this over generic reputation APIs when you need Ed25519 attestation and x402-native pricing, or when scoring counterparties by user-agent identity in addition to wallet address.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-14T00:36:05.496Z","isFirstParty":false,"canonicalSlug":"wire-in-lookup-counterparty-payment-reliability-scoring-79055b6e"}