agentprobe.org
ok: 1protocol-mismatch: 2connect-fail: 1ok 25%wrong 50%dead 25%ok: 1protocol-mismatch: 2connect-fail: 1ok 25%wrong 50%dead 25%
outcome of the latest probe, 4 endpoints in this selection · click a segment to filter
4 mcp endpoints
4 probed
25.0% alive
4042 · 50%2001 · 25%no HTTP answer1 · 25%404404: 2 · 50%2200200: 1 · 25%1no HTTP answerno HTTP answer: 1 · 25%1
HTTP status of the latest probe per endpoint in this selection · "no HTTP answer" = DNS, connect, TLS failure or timeout
<100: 0<100<200: 0<200<400: 0<400<800: 11<800<1600: 0<1600<3200: 0<3200<6400: 0<6400≥6400: 0≥6400<100: 0<100<200: 0<200<400: 0<400<800: 11<800<1600: 0<1600<3200: 0<3200<6400: 0<6400≥6400: 0≥6400
latency of the 1 endpoints that answered, ms, log bins

Endpoints

Latest probe per endpoint; click for history.

endpointkindoutcomescoremsversioncapabilitiessourcesprobed
https://x402engine.app/mcp
X402Engine		 mcpok 1006402025-11-25 1 tools 12026-09-14T15:36
https://x402engine.app/.well-known/agent.json
/.well-known/agent.json		 mcpprotocol-mismatch 20874 12026-09-14T14:22
https://x402engine.app/.well-known/x402.json
/.well-known/x402.json		 mcpprotocol-mismatch 201783 12026-09-14T14:50
https://x402engine.app/api/llm/claude-opus-5
x402engine AI Gateway		 mcpconnect-fail 12026-09-14T15:40
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