x402 Preflight
Inspect and validate an x402 endpoint before an autonomous agent spends USDC.
endpoint: https://x402-wallet-readiness-service.vercel.app/mcp
registry: io.github.chico10117/x402-preflight
B
recent success 100% (30 probes) ·
MCP handshake OK
· protocol 2025-06-18
TLS valid (45d left) · latency 65.0 ms ·
HTTP 405 · auth open ·
tools 3
manifest 1df0c8f81edd294d
· drift events seen here: 1
Heuristic flags
- exfiltration-verb — tool text pairs send/upload verbs with credential-like nouns
Flags are pattern matches on public tool descriptions, not verdicts. Read them as questions to ask the vendor.
Embed this grade
<a href="https://golemreach.com/trust/s/14754"> <img src="https://golemreach.com/trust/badge/14754.svg" alt="golemreach trust grade"></a>
Recent probes
| time (UTC) | ok | grade | mcp | latency | tls | tools | hash |
|---|---|---|---|---|---|---|---|
| 2026-10-13T04:01:16Z | ✓ | B | ✓ | 65.0 ms | 45d | 3 | 1df0c8f81edd294d |
| 2026-10-12T22:00:27Z | ✓ | B | ✓ | 61.0 ms | 45d | 3 | 1df0c8f81edd294d |
| 2026-10-12T15:59:43Z | ✓ | B | ✓ | 53.0 ms | 46d | 3 | 1df0c8f81edd294d |
| 2026-10-12T09:59:10Z | ✓ | B | ✓ | 185.0 ms | 46d | 3 | 1df0c8f81edd294d |
| 2026-10-12T03:58:45Z | ✓ | B | ✓ | 52.0 ms | 46d | 3 | 1df0c8f81edd294d |
| 2026-10-11T21:57:13Z | ✓ | B | ✓ | 154.0 ms | 46d | 3 | 1df0c8f81edd294d |
| 2026-10-11T15:56:14Z | ✓ | B | ✓ | 73.0 ms | 47d | 3 | 1df0c8f81edd294d |
| 2026-10-11T09:54:58Z | ✓ | B | ✓ | 86.0 ms | 47d | 3 | 1df0c8f81edd294d |
| 2026-10-11T03:54:27Z | ✓ | B | ✓ | 107.0 ms | 47d | 3 | 1df0c8f81edd294d |
| 2026-10-10T21:54:05Z | ✓ | B | ✓ | 56.0 ms | 47d | 3 | 1df0c8f81edd294d |
| 2026-10-10T15:52:08Z | ✓ | B | ✓ | 88.0 ms | 48d | 3 | 1df0c8f81edd294d |
| 2026-10-10T09:51:25Z | ✓ | B | ✓ | 81.0 ms | 48d | 3 | 1df0c8f81edd294d |
| 2026-10-10T03:51:14Z | ✓ | B | ✓ | 63.0 ms | 48d | 3 | 1df0c8f81edd294d |
| 2026-10-09T21:50:17Z | ✓ | B | ✓ | 64.0 ms | 48d | 3 | 1df0c8f81edd294d |
| 2026-10-09T15:49:17Z | ✓ | B | ✓ | 76.0 ms | 49d | 3 | 1df0c8f81edd294d |
| 2026-10-09T09:48:26Z | ✓ | B | ✓ | 117.0 ms | 49d | 3 | 1df0c8f81edd294d |
| 2026-10-09T03:47:08Z | ✓ | B | ✓ | 57.0 ms | 49d | 3 | 1df0c8f81edd294d |
| 2026-10-08T21:45:22Z | ✓ | B | ✓ | 119.0 ms | 49d | 3 | 1df0c8f81edd294d |
| 2026-10-08T15:43:28Z | ✓ | B | ✓ | 99.0 ms | 50d | 3 | 1df0c8f81edd294d |
| 2026-10-08T09:41:07Z | ✓ | B | ✓ | 62.0 ms | 50d | 3 | 1df0c8f81edd294d |
| 2026-10-08T03:40:18Z | ✓ | B | ✓ | 166.0 ms | 50d | 3 | 1df0c8f81edd294d |
| 2026-10-07T21:39:37Z | ✓ | B | ✓ | 109.0 ms | 50d | 3 | 1df0c8f81edd294d |
| 2026-10-07T15:38:28Z | ✓ | B | ✓ | 85.0 ms | 51d | 3 | 1df0c8f81edd294d |
| 2026-10-07T09:37:04Z | ✓ | B | ✓ | 124.0 ms | 51d | 3 | 1df0c8f81edd294d |
| 2026-10-07T03:36:37Z | ✓ | B | ✓ | 76.0 ms | 51d | 3 | 1df0c8f81edd294d |
| 2026-10-06T21:36:08Z | ✓ | B | ✓ | 187.0 ms | 51d | 3 | 1df0c8f81edd294d |
| 2026-10-06T15:34:28Z | ✓ | B | ✓ | 106.0 ms | 52d | 3 | 1df0c8f81edd294d |
| 2026-10-06T09:33:21Z | ✓ | B | ✓ | 133.0 ms | 52d | 3 | 1df0c8f81edd294d |
| 2026-10-06T03:32:12Z | ✓ | B | ✓ | 54.0 ms | 52d | 3 | 1df0c8f81edd294d |
| 2026-10-05T21:30:59Z | ✓ | B | ✓ | 63.0 ms | 52d | 3 | 1df0c8f81edd294d |