{"slug":"data-lookup-api-423faee6","name":"Data Lookup API","summary":"Check a wallet's live balance on Base mainnet: native ETH (e.g. to confirm it has enough for gas) plus an optional ERC20 token balance (e.g. USDC) when a token contract address is supplied. Sourced from Base's official public RPC.","status":"live","indexable":true,"listed_since":"2026-10-25T17:50:17.006865Z","sources":[{"source":"x402_bazaar","external_id":"https://x402-seller.onrender.com/chain/balance","owner_address":"0xbd61dfb01f81c91f02b0ccd51b0220e0c8918639","seen_at":"2026-10-26T05:59:09.576816Z","removed_at":null}],"endpoints":[{"url":"https://x402-seller.onrender.com/chain/balance","host":"x402-seller.onrender.com","protocol":"x402","state":"live","last_probe_at":"2026-10-25T19:12:01.571022Z","last_ok_at":"2026-10-25T19:12:01.571022Z","tools_count":null,"tools_changed_at":null,"uptime_24h":1.0,"uptime_30d":1.0}],"also_listed_as":[{"slug":"x402-seller-onrender-com-24833658","name":"x402-seller.onrender.com"}],"payment_options":[],"usage":{"source":"x402_bazaar","unique_payers_30d":4,"paid_calls_30d":6,"last_paid_at":"2026-10-21T07:04:19.386Z","reported_at":"2026-10-26T05:59:09.576816Z"},"notice":"Not affiliated with addrbook — claim or request removal."}