Half of all websites fail basic keyboard navigation. Microsoft's new browser tool wants to change that — and it only takes one HTML attribute to do it.

Microsoft has made GPT-5.3 Instant available in Microsoft 365 Copilot, introducing a new model option designed to deliver faster response times for users across Microsoft 365 Copilot and Microsoft ...

ActiveX is a Microsoft software framework that enables applications to share data across web browsers, enhancing ...

VS Code's AI Toolkit and Microsoft Foundry can speed up agent development, but real-world success often depends on picking the right runtime and region, keeping tool-driven context under control, and ...

GPT-5.3-Codex moved to No. 1 in Quality on the Microsoft Foundry AI Model Leaderboard soon after release, while a cross-metric 'podium' scoring method put GPT-5-Nano on top overall for efficiency.