OpenAI’s AI coding app finally comes to Windows

Ready to start your vibe-coding adventure? A few weeks after its debut on Mac, the Windows version of OpenAI’s Codex app has finally arrived.

Microsoft built Phi-4-reasoning-vision-15B to know when to think — and when thinking is a waste of time

B, an open-weight multimodal vision AI model designed to deliver strong math, science, document and UI reasoning with far less training data and compute than much larger systems.