Transaction status on Base — success/failed, block, confirmations, gas, from/to. A pending/unknown tx returns 404 (not charged). Pay-per-call via x402. An empty body is answered for the latest transaction on Base (read live from the chain head); send {"txHash":"0x…"} for any other transaction.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.001000 USDC | 0xeB12...87C6 |