Base Reads API: Base Address Intel
https://base-reads-api.rafliyaputra.deno.net/base/address-intelOverview
One call for an address on Base: USDC balance, ETH balance, verified primary Basename, transaction count (nonce) and whether it is a contract. Use it to profile a counterparty or payout wallet before interacting. Replaces four or five separate reads with a single priced request. Query: ?address=0x... Price: $0.005 USDC per call, paid via x402 on Base mainnet.