Everything Announced at the Microsoft Build 2025: From AI Agent Platforms to Copilot Tuning

Microsoft Build 2025 happened and it prove out t be one o the landmark event that showcased the company’s ambitious vision for the future of software development. The company focus was mainly on the artificial intelligence and developer tools. The event introduced several groundbreaking innovations and demonstrating Microsoft’s commitment to empower developers with cutting-edge technologies. These technologies are said to blend seamlessly into everyday workflows.

This year, Microsoft is doubling down on its commitment to make Windows the ultimate platform for AI-powered development, blending cloud, edge, and local computing like never before.

Windows: The Open, Flexible Platform for AI Innovation

Microsoft vision is clear regarding Windows which will remain an open and flexible platform. The platform is where developers can build, innovate, and bring intelligent experiences to life.

Introducing Windows AI Foundry: Your All-in-One AI Developer Platform:

Microsoft in its Build 2025 made one of the biggest announcements of Windows AI Foundry. It is an evolution of Windows Copilot Runtime that will streamline every step for developers to do AI development. The model will support everything including selecting and fine-tuning models and deploying them efficiently.

Customize & build with Windows AI Foundry ⚒️

A unified platform for the full AI development lifecycle. Get reliable support for model selection, finetuning, optimizing, and deployment across CPU, GPU, NPU and cloud. pic.twitter.com/AcQ8OJkZew

— Microsoft Events (@events_msft) May 19, 2025

Windows AI Foundry includes:

Windows ML, which is an in-built AI inference runtime that is optimized basically for CPUs, GPUs, and NPUs. It is made in collaboration with the top silicon partners like , Intel, NVIDIA, and Qualcomm.

Another essential announcement in this was the integration with models like Foundry Local, Ollama, and NVIDIA NIMs that give instant access to developers in order to ready-to-use open source models that are optimized for Windows devices.

There are suit of AI API’s introduced that are powered by the inbox models on Copilot+ PC’s.

The tech giant also introduced new tools including LoRA, a low rank adaptation that support built-in large language models.

No better way to kick off Microsoft Build than with our dev community! ✨

With the opening keynote in the books, we set out to capture your reactions to this morning's download: pic.twitter.com/VIuWQvWBoV

— Microsoft Events (@events_msft) May 20, 2025

Empowering Agentic AI with Model Context Protocol (MCP):

Another essential announcement was the Model Context Protocol app that will build the future of AI agents. This is a standardized framework that will enable AI agents to interact natively with Windows apps. Additionally, this app can expose specific functions for agents in order to enhance their capabilities and unlocking seamless AI-powered workflows.

Boosting App Discoverability with App Actions:

Microsoft is also planning to launch App Actions on Windows that can help developers grow and engage their user base. This is a new kind of feature that will allow developers to add actions that are tied to specific app features. This will make easy for them to interact and discover apps. Thereare companies who are already leveraging the app like Zoom, Filmora, and Todoist.

Other than these announcements, the tech giant made Open Sourcing Windows Subsystem for Linux (WSL), Productivity-Enhancing Developer Tools and Growth Features, and Hardware for AI Developers