D grade
card-invalid
30 score
756 ms
0.3 version
0.0% uptime over 4 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US
https://docs.hellotars.com/.well-known/agent-card.json
a2a first seen 2026-09-07 · last seen 2026-09-10 · json
Listed in
| source | name | description | external id |
|---|---|---|---|
| Agenstry | Tars Docs | a2a_agent:docs.hellotars.com |
Same host
agents-txt × 1 ard × 1 llms-txt × 1 · 1 alive robots × 1 · 1 alive sigdir × 1
Badge
embed:
<a href="https://agentprobe.org/endpoint/6985"><img src="https://agentprobe.org/badge/6985.svg" alt="agentprobe"></a>
Probe history
| probed (UTC) | outcome | score | status | http | ms | version | capabilities | error |
|---|---|---|---|---|---|---|---|---|
| 2026-09-09 10:16 | card-invalid | 30 | 200 | HTTP/1.1 | 756 | 0.3 | detailscapabilities {"era":"1.0","skills_count":1,"skills":["tars"],"streaming":false,"push_notifications":false,"security_schemes":[],"bindings":["HTTP+JSON"],"signatures":0}meta {"card_url":"https://docs.hellotars.com/.well-known/agent-card.json","card":{"name":"Tars Docs","version":"1.0.0","provider":{"url":"https://docs.hellotars.com/","organization":"Tars Docs"},"documentationUrl":"https://docs.hellotars.com/"},"missing_fields":["description"],"http_version":"HTTP/1.1","vantage":"us-east-1"} | missing ['description'] |
| 2026-09-09 09:15 | connect-fail | 608 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-08 08:13 | connect-fail | 904 | detailsmeta {"vantage":"us-east-1"} | WriteError: | ||||
| 2026-09-07 05:03 | http-error | 404 | 340 | detailsmeta {"card_url":"https://docs.hellotars.com/.well-known/agent.json"} | HTTP 404 |