Microsoft now facilitates local AI applications on the Windows platform through its innovative Windows Copilot Runtime. This runtime harnesses the power of Windows AI API and Windows Machine Learning (ML) technologies, offering a diverse array of AI functionalities to users. On Copilot+ PCs, Windows Copilot Runtime models operate seamlessly in the background, requiring no user intervention. These capabilities encompass AI image processing, text recognition, natural language processing, and more, all of which can be seamlessly integrated into applications via the Windows Copilot Runtime APIs. This robust toolkit empowers developers to create and deploy AI-driven applications with ease. Furthermore, it supports the development of AI functions using advanced tools like the Visual Studio AI Toolkit and AI development libraries, while also leveraging DirectML for hardware acceleration, significantly enhancing the performance of AI functionalities.