{"uid":"cap_Ag_XA98uhXF2FtK-h5Ee2","slug":"api-strale-io-942b59af","name":"Wallet Age Check (EVM)","description":"Check when a wallet address made its first transaction. Returns the wallet's age in days. A new wallet transacting large amounts is a red flag. Supports Ethereum, Base, and other EVM chains via Etherscan V2.","url":"https://api.strale.io/x402/wallet-age-check","method":"GET","headers":{},"bodySchema":{"type":"object","required":["address"],"properties":{"address":{"type":"string","description":"Wallet address (0x...)"},"chain_id":{"type":"string","description":"Chain ID (1=Ethereum, 8453=Base). Default: 1"}}},"responseSchema":{"address":{"type":"string"},"age_days":{"type":"number"},"chain_id":{"type":"string"},"has_activity":{"type":"boolean"},"first_tx_date":{"type":"string"},"first_tx_hash":{"type":"string"}},"example":{"request":{"address":"0x742d35Cc6634C0532925a3b8D4C9f5B8b1e7bF3a","chain_id":"1"},"response":{"_meta":{"payment":{"method":"x402","price_usd":0.0216,"settlement_id":"0x6cc1b32267c16ebae2827dda42dc896ca08fdc4a7596118917c84f5cf51c82b9"},"capability":"wallet-age-check","latency_ms":104,"provenance":{"source":"etherscan.io","fetched_at":"2026-06-16T01:24:25.751Z"}},"address":"0x742d35Cc6634C0532925a3b8D4C9f5B8b1e7bF3a","age_days":0,"chain_id":"1","has_activity":false,"first_tx_date":null,"first_tx_hash":null}},"exampleRequest":{"address":"0x742d35Cc6634C0532925a3b8D4C9f5B8b1e7bF3a","chain_id":"1"},"tags":["x402"],"displayCostAmount":"0.0216","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":"$0.0216/call","primary":{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"},"accepted":[{"kind":"static","protocol":"x402","network":"base","amountUsd":"0.0216","per":"call","confidence":"exact"}]},"paymentMethods":[{"uid":"pm_F8uD27-TSA1XLSGM8UuK4","protocol":"x402","methodType":"crypto","chain":"base","mode":"charge","costAmount":"0.0216","costPer":"request","priority":0,"asset":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","unit":"request","depositMicros":null,"planRef":null}],"brandName":null,"brandSlug":null,"brandBaseUrl":null,"brandDocsUrl":null,"whatItDoes":"Returns the age in days of an Ethereum or EVM-compatible wallet address based on its first transaction timestamp","exampleAgentPrompt":"Check how old this Ethereum wallet is — 0x742d35Cc6634C0532925a3b8D4C9f5B8b1e7bF3a — I want to know how many days since its first transaction on Ethereum mainnet (chain ID 1) to flag it if it's newly created.","exampleUseCases":null,"resultDescription":"Returns the wallet's age in days (calculated from its first on-chain transaction) along with a risk signal indicating whether the wallet is newly created, useful for fraud detection and compliance checks.","failureModes":["Invalid or malformed wallet address returns an error","Wallet address with no transaction history may return zero or an error","Unsupported chain ID returns an error or falls back to default","Rate limiting or Etherscan API unavailability causes timeout","Address with only internal transactions (no external tx) may not be detected"],"whenToPreferThis":"Use this endpoint when you need to assess the risk profile of an EVM wallet by checking how long it has been active, particularly in fraud detection, compliance workflows, or when a new wallet is transacting unusually large amounts. Prefer this over general blockchain explorers when you need a simple, structured age-in-days response for programmatic risk scoring.","instructions":null,"reviewSummary":null,"reviewSummaryHighlights":null,"reviewSummaryConcerns":null,"reviewSummaryGeneratedAt":null,"activationCount":0,"lastUsedAt":null,"lastSuccessfullyRanAt":null,"lastHealthCheckAt":"2026-09-14T06:47:12.314Z","isFirstParty":false}