{"slug":"api-strale-io-x402-v2-wallet-age-check-8e53e1","title":"Check when a wallet was first active on Ethereum, Base, Arbitrum, Optimism or Po","host":"api.strale.io","method":"GET","resource":"https://api.strale.io/x402/v2/wallet-age-check","category":"market","description":"Check when a wallet was first active on Ethereum, Base, Arbitrum, Optimism or Polygon: the earliest transfer to or from it, and its age in days. A new wallet moving large amounts is a red flag.","price_listed":0.0216,"price_asked":null,"state":"effects","state_label":"Not tested: has real-world effects","checks_7d":0,"answered_7d":0,"latency_ms_median":null,"reported_calls_30d":1,"reported_payers_30d":1,"networks":["eip155:8453"],"badge":"unverified","paid_checks_7d":0,"paid_ok_7d":0,"example_input":{"method":"GET","queryParams":{"address":"example_address","chain_id":"example_chain_id"},"type":"http"},"output_schema":{"$schema":"https://json-schema.org/draft/2020-12/schema","properties":{"input":{"additionalProperties":false,"properties":{"method":{"enum":["GET","HEAD","DELETE"],"type":"string"},"queryParams":{"properties":{"address":{"description":"Wallet address (0x...)","type":"string"},"chain_id":{"description":"Chain ID: 1 (Ethereum), 8453 (Base), 42161 (Arbitrum One), 10 (OP Mainnet) or 137 (Polygon PoS). Default: 1","type":"string"}},"required":["address"],"type":"object"},"type":{"const":"http","type":"string"}},"required":["type","method"],"type":"object"}},"required":["input"],"type":"object"},"history":[],"description_full":"Check when a wallet was first active on Ethereum, Base, Arbitrum, Optimism or Polygon: the earliest transfer to or from it, and its age in days. A new wallet moving large amounts is a red flag.","last_updated":"2026-10-11T13:02:22.497Z","schemes":["exact"]}