Base on-chain read: a block by number or 'latest'. Latest Base block via eth_getBlockByNumber (pass block=latest): returns the block number, timestamp, hash and gas used as the node reports them. One paid call, no key.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.005000 USDC | 0xBF32...a035 |
| Polygon | exact | $0.005000 USDC | 0xBF32...a035 |
| Arbitrum One | exact | $0.005000 USDC | 0xBF32...a035 |