Block header by block hash
x402Grade BLast checked 3 min ago
POST https://twin.unykorn.org/evm-block-by-hash
Block header by block hash — Genesis402 / UnyKorn Operator Network
Price$0.003per chain read · paid in USD on Base
Uptime100%
4/4 probes · 686 ms
Score77Grade B
Paid usage, 30 days4payers · 6 calls
How to buy
This endpoint takes pay-per-call payments over x402. Call it once without paying to see its live price; any x402 client then pays and retries automatically.
curl -i -X POST "https://twin.unykorn.org/evm-block-by-hash"
# HTTP/1.1 402 Payment Required: price, asset and payTo are in the responseRecent checks
| Checked (UTC) | Result | Status | Time | Live price |
|---|---|---|---|---|
| 2026-10-11 12:31 | Valid 402 | 402 | 849 ms | $0.003 |
| 2026-10-11 08:01 | Valid 402 | 402 | 859 ms | $0.003 |
| 2026-10-11 03:45 | Valid 402 | 402 | 377 ms | $0.003 |
| 2026-10-10 23:15 | Valid 402 | 402 | 682 ms | $0.003 |
| 2026-10-10 17:45 | Valid 402 | 402 | 690 ms | $0.003 |
Receipts
No test purchases yet. Graded test purchases are next on our list; until then every number here comes from unpaid checks.
What a check proves