{"endpoint":{"id":35576,"url":"https://chat.pdfassistant.ai/mcp","host":"chat.pdfassistant.ai","kind":"mcp","first_seen":"2026-09-07T00:04:46+00:00","last_seen":"2026-09-17T12:48:27+00:00","last_probed_at":"2026-09-16T14:04:15+00:00","last_outcome":"auth-required","last_score":30,"last_latency_ms":63,"last_http_status":401,"last_inferred":0},"probes":[{"id":1367470,"endpoint_id":35576,"probed_at":"2026-09-16T14:04:15+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":63,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"18.118.245.129"},{"id":1177506,"endpoint_id":35576,"probed_at":"2026-09-15T13:07:37+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":73,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"18.118.245.129"},{"id":1040601,"endpoint_id":35576,"probed_at":"2026-09-14T12:07:44+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":89,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"18.118.245.129"},{"id":887614,"endpoint_id":35576,"probed_at":"2026-09-13T11:06:08+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":76,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"18.119.38.75"},{"id":777815,"endpoint_id":35576,"probed_at":"2026-09-12T10:07:24+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":130,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"3.136.127.10"},{"id":669154,"endpoint_id":35576,"probed_at":"2026-09-11T10:01:35+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":81,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"3.136.127.10"},{"id":561536,"endpoint_id":35576,"probed_at":"2026-09-10T09:05:16+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":146,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"http_version":"HTTP/1.1","vantage":"us-east-1"},"ip":"18.225.114.170"},{"id":362318,"endpoint_id":35576,"probed_at":"2026-09-09T08:09:40+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":597,"protocol_version":null,"score":30,"capabilities":{},"error":"HTTP 401","meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"vantage":"us-east-1"},"ip":"18.223.222.239"},{"id":257336,"endpoint_id":35576,"probed_at":"2026-09-08T07:52:20+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":763,"protocol_version":null,"score":30,"capabilities":{},"error":null,"meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]},"vantage":"us-east-1"},"ip":"18.223.222.239"},{"id":36796,"endpoint_id":35576,"probed_at":"2026-09-07T06:38:04+00:00","probe_kind":"mcp","outcome":"auth-required","http_status":401,"latency_ms":78,"protocol_version":null,"score":30,"capabilities":{},"error":null,"meta":{"final_url":"https://chat.pdfassistant.ai/mcp","www_authenticate":"Bearer error=\"invalid_token\", error_description=\"Authentication failed. The provided bearer token is invalid, expired, or no longer recognized by the server. To resolve: clear authentication tokens in your MCP client and reconnect. Your client should automatically re-register and obtain new tokens.\", resource_metadata=\"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp\"","oauth":{"prm_url":"https://chat.pdfassistant.ai/.well-known/oauth-protected-resource/mcp","resource":"https://chat.pdfassistant.ai/mcp","authorization_servers":["https://chat.pdfassistant.ai/"],"scopes_supported":["openid","email"]}},"ip":"18.223.222.239"}]}