Microsoft 365 Copilot upgrades with GPT‑5.5 Thinking and ChatGPT Images 2.0, plus the launch of Microsoft 365 E7 and Agent 365 for unified AI governance.

• Power Platform continues its shift to agentic apps, with new Copilot Chat inside model‑driven apps, Dataverse recovery enhancements, and Power Pages server‑side AI logic.
• Copilot Studio gains real‑time voice agents and deeper Dataverse integration for enterprise‑grade agent orchestration.

SharePoint Online, Windows, and Azure did not have major dated announcements in the retrieved results for May 2026, but they remain foundational to the broader AI‑first roadmap.

🟦 Microsoft 365 & Office 365

• Microsoft 365 Copilot now includes GPT‑5.5 Thinking and ChatGPT Images 2.0, enabling more advanced reasoning and high‑quality visual generation directly in workflow.
• Microsoft 365 E7 and Agent 365 are now generally available, providing unified AI governance, predictable licensing, and enterprise controls for deploying agents at scale.
• Work Trend Index 2026 highlights the rise of “Frontier Firms” using AI agents to redesign work.
• Word introduces a Legal Agent, supporting contract review, redlining, and negotiation workflows.

🟪 Power Platform (Power Apps, Power Automate, Power Pages, Dataverse)

Power Apps

• Copilot Chat embedded directly inside model‑driven apps (public preview), enabling in‑context reasoning over app data and documents.
• Model Context Protocol (MCP) Server and enhanced agent feed enter public preview, improving human‑agent collaboration and oversight.
• Power Platform Monitor Alerts are now generally available, improving reliability and observability.

Power Automate

• Continued investment in AI‑driven automation, human‑in‑the‑loop approvals, and intelligent document handling (from ongoing 2025–2026 wave).

Power Pages

• New AI‑assisted server‑side logic via Agentic Code skills for GitHub Copilot and Claude Code CLI, enabling full-stack AI‑assisted site building.

Dataverse

• Restore deleted table records is now GA (late April 2026), improving data resilience and business continuity.

🤖 Copilot Chat & Copilot Studio

• Copilot Chat now integrates directly into Power Apps model‑driven apps, enabling contextual Q&A and data reasoning.
• Copilot Studio introduces real‑time voice agents, transforming customer experience with conversational voice automation.
• Dataverse becomes the “agent data platform”, enabling agents to access business context and organizational knowledge.

🟦 SharePoint Online

No new SharePoint‑specific announcements were surfaced in the latest indexed results for May 2026. SharePoint continues to serve as a core content foundation for Microsoft 365 Copilot and agent experiences.

🪟 Windows

No Windows‑specific news surfaced in the retrieved May 2026 results. Windows remains the primary endpoint for Copilot and agent‑driven workflows.

☁️ Azure

No Azure‑specific announcements were returned in the search results for May 2026. Azure continues to underpin Microsoft’s AI and agentic services, including Copilot Studio and Dataverse.

Summary Table