{"uid":"cap_XjrPxPu2IQW0CHCjIKTuK","slug":"api-hyperd-ai-60bc703d","name":"HyperD Wallet Behavioral Anomaly Detection","description":"","url":"https://api.hyperd.ai/api/wallet/anomaly?utm_source=zero.xyz","method":"POST","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","required":["address"],"properties":{"chain":{"enum":["base","ethereum","polygon","arbitrum","optimism","avalanche","bnb"],"type":"string","description":"Chain to analyze. Default 'base'."},"window":{"type":"string","description":"Recent activity window. Accepts \"24h\", \"7d\", \"30d\", or bare integer days. Default \"24h\"."},"address":{"type":"string","description":"0x EVM wallet address"}}}},"additionalProperties":false},"output":{"type":"object","required":["type"],"properties":{"type":{"type":"string"},"example":{"type":"object"}}}}},"responseSchema":null,"example":{"request":{"input":{"type":"http","method":"GET","queryParams":{"chain":"ethereum","window":"7d","address":"0x1234567890123456789012345678901234567890"}}},"response":{"band":"unusual","query":{"chain":"ethereum","window":"7d","address":"0x1234567890123456789012345678901234567890","windowSeconds":604800},"current":{"newProtocols":0,"windowTxCount":5,"preWindowGapDays":6.7,"newCounterparties":2,"newProtocolAddresses":[],"windowUniqueCounterparties":2},"sources":["Etherscan v2 multichain API (transaction history)"],"baseline":{"longestGapDays":20.12,"establishedFrom":{"days":165,"txCount":28,"earliestTxTimestamp":1766423267,"latestBaselineTimestamp":1780631903},"typicalDailyTxCount":1.47,"typicalDailyTxStdDev":0.94,"uniqueCounterparties":22,"contractsTouchedCount":0},"anomalies":[{"type":"tx_volume_spike","metric":{"z_score":3.76,"windowTxCount":5,"baselineDailyMean":1.47},"severity":"medium","description":"Window tx count is moderately elevated (3.8σ above daily baseline). Worth monitoring."}],"timestamp":"2026-06-18T04:55:17.266Z","disclaimer":"Anomaly detection is heuristic. Compare-to-self statistics over the wallet's own ~180-day history. High scores warrant investigation, not automatic action. Combine with sanctions check + persona for full risk picture.","anomalyScore":15,"possibleCauses":[],"actionRecommendations":["Monitor the wallet over the next few hours for further deviation"]}},"exampleRequest":{"chain":"ethereum","window":"7d","address":"0x1234567890123456789012345678901234567890"},"tags":["x402"],"displayCostAmount":"0.1","displayCostAsset":"USDC","priceDynamic":false,"priceHint":null,"priceStatus":"priced","priceSource":"settled","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":"$0.1/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.1","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_1N2k-yYrjlb8tYiVzI1yV","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.1","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Detects behavioral anomalies in an EVM wallet by comparing recent activity against its own 180-day baseline, surfacing tx-volume spikes, dormant-wakeup patterns, new-protocol interactions, and counterparty diversification.","exampleAgentPrompt":"Can you check if wallet 0x1234...abcd on Ethereum has shown any unusual behavior in the last 7 days — like a sudden spike in transactions, waking up after being dormant, or interacting with new protocols it's never touched before?","exampleUseCases":null,"resultDescription":"Returns a structured anomaly report for the wallet including flags for transaction-volume spikes, dormant-wakeup events, new-protocol interactions, and counterparty diversification shifts, all benchmarked against the wallet's own 180-day behavioral baseline.","failureModes":["Invalid or malformed wallet address returns a 400 error","Unsupported chain value returns a 400 validation error","Wallet with no on-chain history may return empty or insufficient baseline data","Payment not included or insufficient USDC causes a 402 Payment Required response","Network timeout or upstream data provider outage returns a 5xx error","Unrecognized window format returns a 400 error"],"whenToPreferThis":"Use this endpoint when you need self-referential behavioral anomaly detection — comparing a wallet against its own historical baseline rather than against population norms. Ideal for detecting compromised hot wallets, dormant whale re-activation, or strategy shifts on a specific address. Prefer over generic risk/sanctions checks when the question is behavioral change over time rather than static risk classification.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-10-13T00:38:51.660Z","isFirstParty":false,"canonicalSlug":"api-hyperd-ai-60bc703d"}