Phys-MCP is a powerful, open-source Model Context Protocol (MCP) server engineered specifically for physicists. It integrates a comprehensive Computer Algebra System (CAS), advanced plotting tools, and a natural language interface, enabling seamless symbolic manipulation, equation solving, high-resolution data visualization, and unit-aware calculations across various physics domains. With capabilities spanning quantum mechanics, relativity, statistical mechanics, signal analysis, and AI augmentation, it streamlines complex scientific computations and accelerates research workflows for LLMs and other AI agents.