Call when an agent needs a read-only Base eth_call. Send to and data (hex) or a function signature plus args. Optional from and block. Reverts return a decoded reason. No state change and no spend. Send JSON {"to":"0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913","data":"0x18160ddd"}. Exact $0.004 USDC on Base. Try unpaid POST /v1/sandbox/base-eth-call first.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.004000 USDC | 0x1D61...5a38 |