The Everything server is a reference implementation demonstrating Model Context Protocol features and SDK usage across multiple programming languages. It provides example implementations of prompts, resources, and tools to serve as educational examples for developers building their own MCP servers. The server addresses the need for clear reference implementations that showcase MCP's capabilities for giving language models secure, controlled access to tools and data sources.
claude mcp add --transport stdio modelcontextprotocol-servers-everything uvx mcp-server-everything