D grade
protocol-mismatch
20 score
1454 ms
0.0% uptime over 12 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://agentbanks.vercel.app/api/b20
mcp first seen 2026-09-07 · last seen 2026-09-18 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Agenstry | B20 Docs | mcp:x402/b20-docs |
Same host
agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive mcp × 1 robots × 1 sigdir × 1 x402 × 2 · 2 alive
Badge
embed:
<a href="https://agentprobe.org/endpoint/147022"><img src="https://agentprobe.org/badge/147022.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-18 18:42 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1454 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-17 17:37 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1798 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-16 16:41 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1550 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-15 15:40 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1759 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-14 14:49 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1594 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-13 13:16 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1267 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-12 12:20 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1381 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-11 11:25 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1507 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-10 10:23 | protocol-mismatch | 20 | 405 | HTTP/1.1 | 1932 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","http_version":"HTTP/1.1","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | |
| 2026-09-09 09:46 | protocol-mismatch | 20 | 405 | 2101 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | ||
| 2026-09-08 08:44 | protocol-mismatch | 20 | 405 | 1892 | detailsmeta {"final_url":"https://agentbanks.vercel.app/api/b20","vantage":"us-east-1"} | HTTP 405 on initialize, no SSE | ||
| 2026-09-07 07:39 | connect-fail | 260 | detailsmeta {"vantage":"us-east-1"} | WriteError: |