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 510ms


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


debug: HTTP connection closed after 24s (cleanly)


debug: Cleared connection cache for reconnection


debug: HTTP connection dropped after 24s uptime


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