debug: Initializing HTTP transport to https://api.anthropic.com/v1/design/mcp


debug: Environment: {"NODE_OPTIONS":"not set","UV_THREADPOOL_SIZE":"default","HTTP_PROXY":"not set","HTTPS_PROXY":"not set","NO_PROXY":"not set"}


debug: Client created, setting up request handler


debug: Starting connection with timeout of 30000ms


debug: Testing basic HTTP connectivity to https://api.anthropic.com/v1/design/mcp


debug: Parsed URL: host=api.anthropic.com, port=default, protocol=https:


debug: Successfully connected (transport: http) in 560ms


debug: Connection established with capabilities: {"hasTools":true,"hasPrompts":true,"hasResources":false,"hasResourceSubscribe":false,"serverVersion":{"name":"Claude Design","version":"0.1.0"}}


debug: Channel notifications skipped: server did not declare claude/channel capability


debug: HTTP connection dropped after 3600s uptime


debug: Connection error: SSE stream disconnected: Error: The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()


debug: HTTP connection dropped after 7201s uptime


debug: HTTP connection dropped after 8132s uptime


debug: Connection error: Streamable HTTP error: Error POSTing to endpoint: upstream connect error or disconnect/reset before headers. reset reason: overflow


debug: Connection error: Failed to send response: Error: Streamable HTTP error: Error POSTing to endpoint: upstream connect error or disconnect/reset before headers. reset reason: overflow


debug: HTTP connection dropped after 8222s uptime


debug: HTTP connection dropped after 8552s uptime


debug: HTTP connection dropped after 8852s uptime


debug: HTTP connection dropped after 9212s uptime


debug: HTTP connection dropped after 9332s uptime


debug: HTTP connection dropped after 9362s uptime


debug: HTTP connection dropped after 9392s uptime


debug: HTTP connection dropped after 9632s uptime


debug: HTTP connection dropped after 9662s uptime


debug: HTTP connection dropped after 9692s uptime


debug: HTTP connection dropped after 9782s uptime


debug: HTTP connection dropped after 9842s uptime


debug: HTTP connection dropped after 9932s uptime


debug: HTTP connection dropped after 9962s uptime


debug: HTTP connection dropped after 9992s uptime


debug: Connection error: Streamable HTTP error: Error POSTing to endpoint: upstream connect error or disconnect/reset before headers. reset reason: overflow


debug: Connection error: Failed to send response: Error: Streamable HTTP error: Error POSTing to endpoint: upstream connect error or disconnect/reset before headers. reset reason: overflow


debug: HTTP connection dropped after 10142s uptime


debug: HTTP connection dropped after 10352s uptime


debug: HTTP connection dropped after 10712s uptime


debug: HTTP connection dropped after 10802s uptime


debug: Connection error: SSE stream disconnected: Error: The socket connection was closed unexpectedly. For more information, pass `verbose: true` in the second argument to fetch()


debug: HTTP connection dropped after 14403s uptime


debug: HTTP connection dropped after 18004s uptime


debug: HTTP connection dropped after 21605s uptime


debug: HTTP connection dropped after 25207s uptime


debug: excludeStalePluginClients: marking stale (removed)


debug: HTTP connection dropped after 26592s uptime


debug: Connection error: SSE stream disconnected: AbortError: The operation was aborted.