{"name":"wallet-details","description":"Returns details for an EVM address on Base, Ethereum, Polygon, Arbitrum, or Optimism: best-effort label/category, EOA-vs-contract status, contract deployer, and creation transaction. Uses an in-handler known-address dictionary plus Etherscan v2 contract-creation lookup. Read-only; no balances, custody, transfers, or investment advice. Use it as a wallet details API, address details endpoint, wallet label, or EVM address lookup.","price":"$0.005","method":"POST","input_schema":{"properties":{"address":{"type":"string","description":"0x-prefixed 20-byte EVM address."},"chain":{"type":"string","enum":["base","ethereum","polygon","arbitrum","optimism"],"description":"EVM chain. Default 'ethereum'."}},"required":["address"]},"input_example":{"address":"0x6c0752c09e7F6fA6526fCDf40e456a159ebB5621","chain":"base"},"output_example":{"address":"0x6c0752c09e7f6fa6526fcdf40e456a159ebb5621","chain":"base","is_contract":false,"label":"Unknown EOA","category":"unknown","source":"etherscan"},"x402_payment_required":true,"x402_facilitator":"https://api.cdp.coinbase.com/platform/v2/x402"}