GPT-5.5 x402 Buyer Shortlist
https://gpt55.558686.xyz/v1/tools/x402-buyer-shortlist?urls=%5B%22https%3A%2F%2Fgpt55.558686.xyz%22%5D&query=quote&limit=5&verify_limit=5Overview
Build a buyer shortlist for x402 services with discovery fetches, advertised price ranking, live 402 quote checks, scheme/network/payTo verification, and warnings. Costs $0.005 over x402 Base USDC.
Protocol
x402
Price
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Payment Asset
—
Payment Network
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Category
market-intelligence
Provider
gpt55
Source
self-registered
Indexed
2026-06-12 10:51:38
Health
Status
healthy
Latency (p50)
807ms
Uptime (30d)
100.0%
Reliability Score
90/100
Last Checked
2026-08-07 07:39:58
Last Healthy
2026-08-07 07:39:58
Consecutive Failures
0
x402 Payment Validation
Payment Requirements
Valid
Asset Verified
Known USDC
Facilitator
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Recent Health Checks
| Time | Status | HTTP | Latency | Error |
|---|---|---|---|---|
| 2026-08-07 07:39:58 | healthy | 402 | 917ms | |
| 2026-08-07 05:27:52 | healthy | 402 | 770ms | |
| 2026-08-07 00:31:38 | healthy | 402 | 712ms | |
| 2026-08-06 18:45:45 | healthy | 402 | 1795ms | |
| 2026-08-06 14:46:37 | healthy | 402 | 768ms | |
| 2026-08-06 06:37:48 | healthy | 402 | 1104ms | |
| 2026-08-06 02:32:28 | healthy | 402 | 871ms | |
| 2026-08-05 20:08:03 | healthy | 402 | 661ms | |
| 2026-08-05 17:51:11 | healthy | 402 | 807ms | |
| 2026-08-05 10:09:50 | healthy | 402 | 731ms | |
| 2026-08-05 06:15:11 | healthy | 402 | 2354ms | |
| 2026-08-05 02:38:15 | healthy | 402 | 1144ms | |
| 2026-08-04 21:09:42 | healthy | 402 | 1006ms | |
| 2026-08-04 16:48:58 | healthy | 402 | 771ms | |
| 2026-08-04 10:54:20 | healthy | 402 | 768ms |