What is MCP Server Runner?
A WebSocket server implementation that bridges WebSocket clients and Model Context Protocol (MCP) server executables. It launches an MCP server process, manages WebSocket connections, and handles bidirectional communication between clients and the MCP server. Ideal for integrating MCP servers with web applications and network-enabled clients.
How to use MCP Server Runner?
Configure via environment variables (PROGRAM, ARGS, HOST, PORT, CONFIG_FILE) or a JSON configuration file. Run the binary with cargo run (or the compiled executable), optionally providing a config file path as a command-line argument. Connect to the WebSocket server at ws://<host>:<port>.
Key features of MCP Server Runner
- WebSocket server with single-client support
- Launches and manages an MCP server process
- Bidirectional message passing between client and server
- Graceful shutdown and comprehensive error handling
- Cross-platform support (Unix and Windows)
- Configuration via environment variables or JSON file
Use cases of MCP Server Runner
- Connect a web application to a local MCP server via WebSocket
- Expose MCP server functionality to network-based tools and clients
- Bridge multiple MCP server configurations using a single JSON config file
- Develop and test MCP servers with a standardized WebSocket interface
评论