mcp-nixos

What is this MCP

MCP-NixOS is a Model Context Protocol server that provides AI assistants with accurate, real-time information about NixOS packages, system options, Home Manager settings, and nix-darwin configurations, preventing hallucinations about non-existent packages or configurations.

How to use this MCP

Configure your AI assistant to connect to the MCP server via JSON configuration, then query using URI patterns like nixos://package/{name} or tools like nixos_search(). The server handles caching and channel management automatically.

What this MCP can be used for

Enabling AI assistants to provide correct NixOS-related information, searching packages/options across channels, accessing detailed configuration documentation, and maintaining offline-available cached data for reliability.