Stock integrates the Yahoo Finance API with the LLaMA 3.2 3B model, allowing it to retrieve and utilize real-time financial data. This Model Context Protocol (MCP) enables LLaMA 3.2 3B to access stock prices, company information, historical data, and market news directly within the model environment. By seamlessly enriching LLaMA's knowledge with up-to-date financial insights, Stock enhances its ability to respond to finance-related queries while preserving its original functionalities.