open-mcp-client is an open-source project aimed at providing client support for Multi-Cloud Platform (MCP). It integrates LangGraph agent and a CopilotKit-based frontend application, supporting interaction with the MCP server and tool invocation. The project is developed using TypeScript, CSS, Python, and JavaScript, emphasizing development efficiency and user experience. It is suitable for developers and enterprises for managing and interacting with multi-cloud resources. Open-source and free, it's ideal for users who want to rapidly develop and deploy in multi-cloud environments.