{"id":734361,"recorded_at":"2026-10-28T02:56:36.855109Z","observed_at":"2026-10-28T02:56:36.855050Z","subject_kind":"endpoint","subject":"1e4c3aa5-10f7-4641-b2d3-854263210954","kind":"mcp.tools","method":"probe.mcp/1","body":{"count":6,"tools":[{"description":"Preflight any address on Base or Arc before paying or approving it: EOA vs contract vs EIP-7702-delegated wallet, EIP-1967 proxy implementation/admin, owner(), Safe multisig threshold, ERC-20 metadata, USDC + native balance, Sourcify verification, and risk flags. Costs $0.005 USDC on Base per call via x402 (unpaid calls return the x402 PaymentRequired; any x402 MCP client pays automatically).","inputSchema":{"properties":{"address":{"pattern":"^0x[0-9a-fA-F]{40}$","type":"string"},"chain":{"default":"base","enum":["base","arc"],"type":"string"}},"required":["address"],"type":"object"},"name":"address_profile"},{"description":"Free. 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