Microsoft Copilot’s Next Leap: GPT-5.1, Reminders, and Workflow Projects Redefine Productivity AI-driven productivity is entering a new era, with Microsoft preparing a significant upgrade for its digital assistant Copilot. By integrating the advanced GPT-5.1 language model and rolling out innov... 3D models AI assistants GPT-5.1 Microsoft Copilot productivity tools reminders task management workflow