chainquery Bitcoin RPC: pay-per-call Bitcoin Core over x402, no API key. Mempool details for a transaction from chainquery's independent full node: fees, size, ancestor and descendant counts. Bitcoin Core getmempoolentry.
| Network | Scheme | Amount | Pay To |
|---|---|---|---|
| Base | exact | $0.005000 USDC | 0x7Cf4...87ff |