Latest Block Number
x402Grade BLast checked 5 hours ago
GET https://store.agentexchange.work/chain/block-number
The current chain tip (latest block height) via eth_blockNumber, across Base, Ethereum, Optimism, Arbitrum, Polygon, Gnosis. The freshness read settlement, indexing and trading agents poll to know where the chain is. Live public RPC; one paid call.
Price$0.001per chain read · paid in USD on Base
Uptime100%
4/4 probes · 558 ms
Score80Grade B
Paid usage, 30 days8payers · 9 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 GET "https://store.agentexchange.work/chain/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 09:46 | Valid 402 | 402 | 1114 ms | $0.001 |
| 2026-10-11 05:15 | Valid 402 | 402 | 93 ms | $0.001 |
| 2026-10-11 00:45 | Valid 402 | 402 | 1023 ms | $0.001 |
| 2026-10-10 20:30 | Valid 402 | 402 | 91 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