x402-gateway-production-1f21.up.railway.app
x402Grade BLast checked 3 hours ago
POST https://x402-gateway-production-1f21.up.railway.app/agent/pretrade
Pre-trade context bundle for autonomous crypto agents: wallet balance, allowance, gas, realtime price, 24h statistics and best bid/ask. Call immediately before every automated trade, swap or payment and refresh again before the next execution. Data only.
Price$0.01per chain read · paid in USD on Base
Uptime100%
4/4 probes · 213.5 ms
Score77Grade 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-gateway-production-1f21.up.railway.app/agent/pretrade"
# 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 08:30 | Valid 402 | 402 | 186 ms | $0.01 |
| 2026-10-11 04:15 | Valid 402 | 402 | 1315 ms | $0.01 |
| 2026-10-10 23:45 | Valid 402 | 402 | 234 ms | $0.01 |
| 2026-10-10 18:30 | Valid 402 | 402 | 193 ms | $0.01 |
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