Microsoft is transforming Windows into an agentic AI platform for a new open, agentic web experience.The company is embedding Model Context Protocol (MCP) into Windows to enable autonomous AI agents to interact with data, apps, and users.Microsoft's new Foundry Local tool allows AI features to run on PC without internet, enhancing privacy and speed.The announcement also includes Copilot Tuning for fine-tuning AI agents and NLWeb, an open standard to make any website agentic.