The Optuna MCP Server bridges Optuna's robust hyperparameter optimization and analysis capabilities with the Model Context Protocol (MCP). It allows users to interact with Optuna's core functionalities, such as managing studies, conducting trials, and visualizing results, all through an MCP client. This integration streamlines complex optimization workflows, making it particularly useful for automated hyperparameter tuning driven by large language models (LLMs) or interactive data analysis via chat interfaces.