Chain health check
x402Grade CLast checked 20 min ago
GET https://flat-rate-llm.kikoribera03.workers.dev/v1/evm/chains
Live health of every supported chain in one call: chain id, block height and how stale the head is. Use it to pick a chain that is actually responding. Via eth_getBlockByNumber.
Price$0.005per chain read · paid in USD on Base
Uptime75%
3/4 probes · 42 ms
Score58Grade C
Paid usage, 30 days2payers · 2 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://flat-rate-llm.kikoribera03.workers.dev/v1/evm/chains"
# 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 12:46 | timeout | – | – | not listed |
| 2026-10-11 08:15 | Valid 402 | 402 | 65 ms | $0.005 |
| 2026-10-11 03:45 | Valid 402 | 402 | 7 ms | $0.005 |
| 2026-10-10 23:16 | timeout | – | – | not listed |
| 2026-10-10 17:45 | Valid 402 | 402 | 42 ms | $0.005 |
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