{"endpoint":{"id":8392,"url":"https://mev-history-mcp.mtree.workers.dev/.well-known/agent-card.json","host":"mev-history-mcp.mtree.workers.dev","kind":"a2a","first_seen":"2026-09-07T00:02:58+00:00","last_seen":"2026-09-08T19:55:40+00:00","last_probed_at":"2026-09-08T08:15:02+00:00","last_outcome":"card-invalid","last_score":30,"last_latency_ms":3090,"last_http_status":200},"probes":[{"id":280946,"endpoint_id":8392,"probed_at":"2026-09-08T08:15:02+00:00","probe_kind":"a2a","outcome":"card-invalid","http_status":200,"latency_ms":3090,"protocol_version":"0.2","score":30,"capabilities":{"era":"0.3","skills_count":3,"skills":["mev_exposure","sandwich_check","recent_mev_density"],"streaming":null,"push_notifications":null,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0},"error":"missing ['capabilities', 'defaultInputModes', 'defaultOutputModes']","meta":{"card_url":"https://mev-history-mcp.mtree.workers.dev/.well-known/agent-card.json","card":{"name":"mev-history-mcp","version":"0.1.0","provider":null,"documentationUrl":null},"missing_fields":["capabilities","defaultInputModes","defaultOutputModes"],"vantage":"us-east-1"},"ip":"104.21.3.88"},{"id":63400,"endpoint_id":8392,"probed_at":"2026-09-07T07:33:34+00:00","probe_kind":"a2a","outcome":"card-invalid","http_status":200,"latency_ms":1646,"protocol_version":"0.2","score":30,"capabilities":{"era":"0.3","skills_count":3,"skills":["mev_exposure","sandwich_check","recent_mev_density"],"streaming":null,"push_notifications":null,"security_schemes":[],"bindings":["JSONRPC"],"signatures":0},"error":"missing ['capabilities', 'defaultInputModes', 'defaultOutputModes']","meta":{"card_url":"https://mev-history-mcp.mtree.workers.dev/.well-known/agent-card.json","card":{"name":"mev-history-mcp","version":"0.1.0","provider":null,"documentationUrl":null},"missing_fields":["capabilities","defaultInputModes","defaultOutputModes"],"vantage":"us-east-1"},"ip":"104.21.3.88"}]}