D grade
protocol-mismatch
60 score
369 ms
0.0% uptime over 5 measured probes
AS400940 RAILWAY - Railway, US · US
https://xsignal-production.up.railway.app/
x402 first seen 2026-09-07 · last seen 2026-09-12 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| agent-tools.cloud | xsignal | x402-paid data ingredients for Base agents. Flagship: get_intent, an outcome-priced momentum verdict that ABSTAINS below your confidence bar. 3 free calls per w | x402:xsignal |
Same host
a2a × 1 agents-txt × 1 ard × 1 llms-txt × 1 mcp × 1 · 1 alive robots × 1 sigdir × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/66792"><img src="https://agentprobe.org/badge/66792.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-11 15:01 | protocol-mismatch | 60 | 200 | HTTP/1.1 | 369 | detailsmeta {"final_url":"https://xsignal-production.up.railway.app/","http_version":"HTTP/1.1","vantage":"us-east-1"} | no 402 — resource is open or x402 not enforced | |
| 2026-09-10 14:02 | protocol-mismatch | 60 | 200 | HTTP/1.1 | 359 | detailsmeta {"final_url":"https://xsignal-production.up.railway.app/","http_version":"HTTP/1.1","vantage":"us-east-1"} | no 402 — resource is open or x402 not enforced | |
| 2026-09-09 13:16 | protocol-mismatch | 60 | 200 | HTTP/1.1 | 360 | detailsmeta {"final_url":"https://xsignal-production.up.railway.app/","http_version":"HTTP/1.1","vantage":"us-east-1"} | no 402 — resource is open or x402 not enforced | |
| 2026-09-08 12:44 | protocol-mismatch | 60 | 200 | 1253 | detailsmeta {"final_url":"https://xsignal-production.up.railway.app/","vantage":"us-east-1"} | no 402 — resource is open or x402 not enforced | ||
| 2026-09-07 10:43 | connect-fail | 259 | detailsmeta {"vantage":"us-east-1"} | WriteError: |