Human-Computer Interaction

412 articles found

Microsoft Copilot Agentic AI Goes Live in Word, Excel, and PowerPoint, Driving Major Gains in User Engagement

Microsoft Copilot Agentic AI Goes Live in Word, Excel, and PowerPoint, Driving Major Gains in User Engagement

Apr 24, 2026
Microsoft 365 Blog

Microsoft's Copilot agentic AI is now live in Word, Excel, and PowerPoint, delivering multi-step, app-native actions that are already driving massive user engagement gains, with Excel alone seeing a 67% engagement spike, 50% boost in new user retention, and 65% jump in satisfaction ratings.

Async Subagents Break Free From Blocking Limitations, Enabling Parallel AI Task Coordination in Real Time

Async Subagents Break Free From Blocking Limitations, Enabling Parallel AI Task Coordination in Real Time

Apr 19, 2026
langchain

Async subagents are transforming AI task coordination by instantly returning task IDs upon launch, freeing supervisor agents to run parallel operations, interact with users in real time, and cancel or redirect tasks mid-execution — eliminating the critical bottlenecks that cripple traditional blocking subagent architectures.

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