Biggest Microsoft Build 2026 announcements — agentic AI, RTX Spark Dev Box, GitHub Copilot app, new MAI models, and more

Today’s Data Science news highlights Summary: Microsoft unveiled a sweeping vision of “agentic AI”—AI that acts autonomously—introducing tools like Project Rayfin (prototype‑to‑production backend), GitHub Copilot app, and a new MAI model family across GitHub, Copilot, and Windows. These announcements signal major acceleration of AI integration into developer workflows and enterprise project management..