base-gas-x402-production.up.railway.app
LiveOnchain/Crypto DataLive Base mainnet gas oracle: EIP-1559 base fee, low/medium/high priority tiers, ready-to-sign maxFeePerGas, and the cost of any transaction (the service's own listing text)
20/20Recent Test Calls That Worked
285 msTypical Response Time (slow end: 577 ms)
$0.002 / $0.002Listed / Actual Price: match
Same AddressPayment Address (payTo): the same on all 22 checks of the main route
4Directories Listing It
24 s agoLast Checked (2026-10-24T12:44:14Z). Quick check: a signed record is saved only when something changes; last signed record 20 min ago
Listed Vs. Actual Price
Listed = the price in the directory listing today, for the main route we test. Actual = the price that route asked for when we called it (from our signed records). Some differences are normal, like prices that depend on the request.
| Period | Listed | Actual | Result |
|---|---|---|---|
| Recent Checks | $0.002 | $0.002 | Matches Listing |
Latest Signed Records
| Signed Record | Time (UTC) | Reply | Asked For Payment Correctly | ms | Price Asked |
|---|---|---|---|---|---|
| 9112d20f381c916e723a | 2026-10-24T12:24:49Z | 402 | Yes | 30 | $0.002 |
| e9c57af7cec94c4ec972 | 2026-10-24T11:54:27Z | 402 | Yes | 285 | $0.002 |
| c2b5561cb17c0601e4f7 | 2026-10-24T11:24:14Z | 402 | Yes | 345 | $0.002 |
| ca07d19d89c734678073 | 2026-10-24T10:52:28Z | 402 | Yes | 829 | $0.002 |
| 3497a70b0abba48c0ffd | 2026-10-24T10:22:15Z | 402 | Yes | 325 | $0.002 |
Every record is digitally signed, so anyone can verify it. More: raw data page · free quick check (JSON)