sendcheckPOST
SendCheck: pre-send verification of any EVM address on one chain (EIP-55 checksum, wallet-vs-contract, outgoing activity, balances, verdict). POST {address, chain}
Api EndpointBlockchain And CryptoHealthy · 1137 ms0.01 USDC0.01 USDC · eip155:8453 · USDC
https://sendcheck-x402.pennyforgeorg.workers.dev/check