https://underground.substratesymposium.com/api/merchant-key
https://underground.substratesymposium.com/api/merchant-keyOverview
Protocol
x402
Price
—
Payment Asset
USD Coin
Payment Network
eip155:8453
Category
uncategorized
Provider
underground
Source
bazaar
Indexed
2026-07-18 19:08:58
Health
Status
healthy
Latency (p50)
260ms
Uptime (30d)
100.0%
Reliability Score
92/100
Last Checked
2026-07-23 07:09:03
Last Healthy
2026-07-23 07:09:03
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
—
Facilitator
—
Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-07-23 07:09:03 | healthy | 402 | 276ms | |
| 2026-07-23 02:40:24 | healthy | 402 | 253ms | |
| 2026-07-22 21:18:03 | healthy | 402 | 260ms | |
| 2026-07-22 19:21:17 | healthy | 402 | 264ms | |
| 2026-07-21 22:50:24 | healthy | 402 | 259ms | |
| 2026-07-21 17:27:21 | healthy | 402 | 258ms | |
| 2026-07-21 11:11:50 | healthy | 402 | 268ms | |
| 2026-07-21 06:13:53 | healthy | 402 | 246ms |