agentprobe.org
031 ms1,000 ms2026-09-07T12:03:17+00:00 · ok · 93 ms2026-09-08T12:45:51+00:00 · ok · 547 ms2026-09-09T13:17:27+00:00 · ok · 477 ms2026-09-10T14:03:38+00:00 · ok · 519 ms2026-09-11T15:02:32+00:00 · ok · 466 ms2026-09-07 12:032026-09-11 15:02031 ms1,000 ms2026-09-07T12:03:17+00:00 · ok · 93 ms2026-09-08T12:45:51+00:00 · ok · 547 ms2026-09-09T13:17:27+00:00 · ok · 477 ms2026-09-10T14:03:38+00:00 · ok · 519 ms2026-09-11T15:02:32+00:00 · ok · 466 ms2026-09-07 12:032026-09-11 15:02
probe history, latency (log) over time, glyph = outcome
A grade
ok
100 score
466 ms
100.0% uptime over 5 measured probes
AS16509 AMAZON-02 - Amazon.com, Inc., US · US

https://yieldsignal.vercel.app/sensitivity/usdc-base-yield

x402 first seen 2026-09-07 · last seen 2026-09-09 · json

Listed in

sourcenamedescriptionexternal id
x402 Bazaar (Coinbase CDP discovery)https://yieldsignal.vercel.app/sensitivity/usdc-base-yieldhttps://yieldsignal.vercel.app/sensitivity/usdc-base-yield

Same host

a2a × 1 agents-txt × 1 ard × 1 llms-txt × 1 mcp × 1 · 1 alive robots × 1 · 1 alive sigdir × 1 x402 × 16 · 16 alive

Badge

agentprobe grade A

embed:

<a href="https://agentprobe.org/endpoint/34996"><img src="https://agentprobe.org/badge/34996.svg" alt="agentprobe"></a>

Probe history

probed (UTC)outcomescorestatushttpmsversioncapabilitieserror
2026-09-11 15:02ok100 402HTTP/1.1466
details

capabilities 

{"payment_header":true,"content_type":"application/json; charset=utf-8","accepts":0}

meta 

{"final_url":"https://yieldsignal.vercel.app/sensitivity/usdc-base-yield","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 402
2026-09-10 14:03ok100 402HTTP/1.1519
details

capabilities 

{"payment_header":true,"content_type":"application/json; charset=utf-8","accepts":0}

meta 

{"final_url":"https://yieldsignal.vercel.app/sensitivity/usdc-base-yield","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 402
2026-09-09 13:17ok100 402HTTP/1.1477
details

capabilities 

{"payment_header":true,"content_type":"application/json; charset=utf-8","accepts":0}

meta 

{"final_url":"https://yieldsignal.vercel.app/sensitivity/usdc-base-yield","http_version":"HTTP/1.1","vantage":"us-east-1"}
HTTP 402
2026-09-08 12:45ok100 402547
details

capabilities 

{"payment_header":true,"content_type":"application/json; charset=utf-8","accepts":0}

meta 

{"final_url":"https://yieldsignal.vercel.app/sensitivity/usdc-base-yield","vantage":"us-east-1"}
2026-09-07 12:03ok100 40293
details

capabilities 

{"payment_header":true,"content_type":"application/json; charset=utf-8","accepts":0}

meta 

{"final_url":"https://yieldsignal.vercel.app/sensitivity/usdc-base-yield","vantage":"us-east-1"}