{"uid":"cap_Uj1ZTZCzgXLauZ91u_JBM","slug":"parallax-wallet-activity-lookup-5acf41d0","name":"Parallax Wallet Activity Lookup","description":"Not quoted. Not estimated. Read from the settlement graph, stamped with frame and coverage, priced per fact for people and their agents.","url":"https://parallax402.com/v1/wallet/%7Baddress%7D","method":"GET","headers":{},"bodySchema":{"type":"object","properties":{"required":{"type":"string"},"properties":{"type":"string"}}},"responseSchema":{"type":"json","format":"application/json","example":{"fact":{"usdc":1.24,"label":"organic","cadence":"loyal-worker","purchases":62,"confidence":0.8,"active_days":7,"sellers_paid":3},"tier":"full","as_of":"2026-09-01","frame":"settler-eip3009-base"}},"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.02","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"registry","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":"$0.02/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.02","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_P2_khDAOdHEfKEjGkekWU","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.02","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns on-chain x402 payment activity for a specific wallet address, including USDC spend, purchase count, buyer label, cadence, and confidence score derived from the settlement graph.","exampleAgentPrompt":"Pull the Parallax profile for wallet 0xABC123... — I want to know their USDC spend, how many purchases they've made, whether they're labeled organic or operator, and their confidence score from the x402 settlement graph.","exampleUseCases":[{"title":"Vetting a wallet before granting access","prompt":"Before I let wallet 0xDEAD...BEEF access my x402-gated content, can you check Parallax to see if they're labeled organic with a reasonable confidence score, or if they look like a bot or self-test address?"},{"title":"Monitoring a high-value buyer's loyalty","prompt":"I want to understand the purchase cadence and loyalty tier of wallet 0x1234...5678 in the x402 economy — pull their Parallax fact sheet so I can see how many sellers they've paid and how many active days they have."},{"title":"Fraud check on an unfamiliar payer","prompt":"A wallet I've never seen before just paid me via x402 — can you look them up on Parallax and tell me their buyer label, USDC total, and confidence score so I can decide whether to fulfill the request?"}],"resultDescription":"A JSON fact object stamped with a settlement frame, coverage tier, and as_of date. The fact includes: total USDC spent by the wallet, a buyer label (e.g. organic, operator, self-test, unseen), a cadence descriptor (e.g. loyal-worker), total purchase count, a confidence score (0–1), number of active days, and number of distinct sellers paid. Also returns the data tier (e.g. full) and the indexing frame used.","failureModes":["Wallet address not found in the settlement graph — returns low confidence or 'unseen' label","Invalid or malformed wallet address — likely 400 or 422 error","Address has no x402 activity — returns zero purchases and unseen label","Stale data if the settlement graph hasn't been re-indexed recently — check as_of date","Payment failure (x402 $0.02 USDC not fulfilled) — request rejected before processing"],"whenToPreferThis":"Use this endpoint when you need a fast, per-wallet factual profile derived directly from the x402 settlement graph — not estimated or quoted, but read from settled on-chain data. Prefer this over generic blockchain explorers when you need x402-specific buyer classification (organic vs operator vs self-test), cadence labels, and confidence scores. It is the right choice when gating access, assessing payer legitimacy, or building buyer analytics in the x402 micropayment ecosystem.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T12:43:12.802Z","isFirstParty":false}