{"uid":"cap_U7zIYmIpsXh1aNulg9QI6","slug":"ausrine-who-x402-seller-profile-lookup-afadf21a","name":"Ausrine Who — x402 Seller Profile Lookup","description":"One x402 seller's report card before you pay them: what they sell, paid calls and payers in 30 days, price, rank of all sellers, rivals, and the day-by-day replay nobody else stored. Stamped with the snapshot date. Refusals are free.","url":"https://ausrine-who.onrender.com/who/:target?utm_source=zero.xyz","method":"GET","headers":{},"bodySchema":null,"responseSchema":null,"example":null,"exampleRequest":null,"tags":["x402"],"displayCostAmount":"0.01","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":"$0.01/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_OrHJrWfPuBI1fYvbksWZW","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.01","costPer":"request","priority":0,"asset":null,"unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns a comprehensive seller report card for any x402 marketplace seller, including what they sell, paid call counts, unique payers, pricing, rank among all sellers, rivals, and a day-by-day activity replay for the past 30 days.","exampleAgentPrompt":"Before I pay this x402 seller, can you pull their report card — what they're selling, how many paid calls they've had in the last 30 days, how many unique payers, their price, and where they rank compared to all other sellers?","exampleUseCases":[{"title":"Vetting a seller before first payment","prompt":"I'm about to pay an x402 seller for the first time — can you look them up and tell me their paid call count, unique payers, price, and seller rank for the past 30 days so I know if they're legit?"},{"title":"Comparing rival sellers on x402","prompt":"Who are the top rivals to this x402 seller and how do their stats compare — calls, payers, and rank?"},{"title":"Reviewing daily activity replay","prompt":"Can you pull the day-by-day breakdown of this x402 seller's activity over the last 30 days so I can see if their traffic is consistent or just a one-day spike?"}],"resultDescription":"Returns a structured seller report card including: what the seller offers, number of paid API calls in the past 30 days, count of unique payers, listed price, rank among all sellers on the marketplace, a list of rival/competing sellers, a chronological day-by-day activity replay, and the timestamp of when the snapshot was taken. Failed lookups (refusals) are free.","failureModes":["Unknown or invalid target seller identifier — returns refusal at no cost","Seller has zero activity in the 30-day window — may return sparse or empty stats","Snapshot data may be slightly stale depending on when it was last captured","Network timeout if the Render-hosted service is cold-starting"],"whenToPreferThis":"Use this endpoint when you need due-diligence data on a specific x402 marketplace seller before committing a payment — especially when you want historical call volume, payer diversity, price, rank, rivals, and day-by-day replay in a single call. Prefer this over generic blockchain explorers or marketplace pages when you need structured, agent-readable seller analytics with a 30-day rolling window.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-01T12:38:11.869Z","isFirstParty":false,"canonicalSlug":"ausrine-who-x402-seller-profile-lookup-afadf21a"}