agentprobe.org
049 ms2,466 ms2026-09-07T06:39:02+00:00 · http-error · 35 ms2026-09-08T08:14:21+00:00 · http-error · 2466 ms2026-09-09T09:16:18+00:00 · connect-fail · 641 ms2026-09-09T10:07:23+00:00 · http-error · 1210 ms2026-09-10T11:12:03+00:00 · http-error · 795 ms2026-09-11T12:11:37+00:00 · http-error · 587 ms2026-09-12T13:05:34+00:00 · http-error · 719 ms2026-09-13T14:10:22+00:00 · http-error · 744 ms2026-09-14T14:32:24+00:00 · http-error · 1126 ms2026-09-07 06:392026-09-14 14:32049 ms2,466 ms2026-09-07T06:39:02+00:00 · http-error · 35 ms2026-09-08T08:14:21+00:00 · http-error · 2466 ms2026-09-09T09:16:18+00:00 · connect-fail · 641 ms2026-09-09T10:07:23+00:00 · http-error · 1210 ms2026-09-10T11:12:03+00:00 · http-error · 795 ms2026-09-11T12:11:37+00:00 · http-error · 587 ms2026-09-12T13:05:34+00:00 · http-error · 719 ms2026-09-13T14:10:22+00:00 · http-error · 744 ms2026-09-14T14:32:24+00:00 · http-error · 1126 ms2026-09-07 06:392026-09-14 14:32
probe history, latency (log) over time, glyph = outcome
F grade
http-error
— score
1126 ms
0.0% uptime over 9 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US

https://chess402.vercel.app/.well-known/agent-card.json

a2a first seen 2026-09-07 · last seen 2026-09-14 · json

Listed in

sourcenamedescriptionexternal id
Agenstrychess402.vercel.apppaid_api:chess402.vercel.app

Same host

agents-txt × 1 ard × 1 llms-txt × 1 robots × 1 sigdir × 1 x402 × 3

Badge

agentprobe grade F

embed:

<a href="https://agentprobe.org/endpoint/6420"><img src="https://agentprobe.org/badge/6420.svg" alt="agentprobe"></a>

Probe history

probed (UTC)outcomescorestatushttpmsversioncapabilitieserror
2026-09-14 14:32http-error 404HTTP/1.11126
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 404
2026-09-13 14:10http-error 404HTTP/1.1744
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 404
2026-09-12 13:05http-error 404HTTP/1.1719
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 404
2026-09-11 12:11http-error 404HTTP/1.1587
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 404
2026-09-10 11:12http-error 404HTTP/1.1795
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 404
2026-09-09 10:07http-error 4041210
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","vantage":"us-east-1"}
HTTP 404
2026-09-09 09:16connect-fail 641
details

meta 

{"vantage":"us-east-1"}
WriteError:
2026-09-08 08:14http-error 4042466
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json","vantage":"us-east-1"}
HTTP 404
2026-09-07 06:39http-error 40435
details

meta 

{"card_url":"https://chess402.vercel.app/.well-known/agent.json"}
HTTP 404