base-block-number
x402Grade BLast checked 3 hours ago
POST https://x402.agentindex.world/base/block-number
Latest Base mainnet block height via eth_blockNumber - the current chain tip.
Price$0.001per chain read · paid in USD on Base
Uptime100%
4/4 probes · 536.5 ms
Score76Grade B
Paid usage, 30 days3payers · 3 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://x402.agentindex.world/base/block-number"
# 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 10:01 | Valid 402 | 402 | 598 ms | $0.001 |
| 2026-10-11 05:45 | Valid 402 | 402 | 475 ms | $0.001 |
| 2026-10-11 01:15 | Valid 402 | 402 | 647 ms | $0.001 |
| 2026-10-10 20:45 | Valid 402 | 402 | 364 ms | $0.001 |
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