MCPlex-AI v1.0 is a command-line interface (CLI) system that empowers Google's Gemini large language model to seamlessly integrate with and leverage external tools and APIs through a custom Model Context Protocol (MCP). Unlike traditional chatbot interfaces, it provides users with fine-grained control and a minimalist terminal environment to execute intelligent queries, retrieve real-time information, perform specific actions like posting to social media, and calculate results, thereby significantly extending the AI's native capabilities for diverse automation and information retrieval tasks.