New models: Claude Opus 5.5, GPT-6 Sol, GPT-6.1 Sol, Sonnet 5.5, Grok

Opus 5.5 and GPT-6 Sol across Word, Excel, PowerPoint and Chat; Grok (SpaceXAI) via Frontier behind an admin setting.

Copilot Chat redesign in Teams and Outlook

Aligned design with the Copilot app; '/' for agents and '@' for skills inline; better results from scanned PDFs.

Copilot in Word: citations and image/shape modifications

Responses show citations to web and work content; Copilot helps arrange and modify images and shapes.

Work IQ grounding in Dynamics 365 and Power Platform

Copilot reasons across Dynamics 365 and Power Platform business data using semantic models, with links back to records.

SPFx apps and SharePoint tools in Work IQ

SharePoint Framework apps show interactive UI in Copilot chat; new SharePoint content and action tools in Work IQ.

Copilot in PowerPoint: connectors and long-running tasks

Bring data from connected sources into slides; long-running tasks continue after leaving PowerPoint and notify when done.

Agent 365 cost management: Code and Managed Runtime

Cost management now covers Code and Copilot Managed Runtime; spending policies via Microsoft Graph API; credit-request approval workflows.

Model access controls per group

Admins assign model families to user groups (also shapes what Auto selects); Cowork consumption insights per scenario.

Copilot Managed Runtime and Apps experience in the Microsoft 365 admin center

• Copilot Managed Runtime: Microsoft-hosted runtime inside the tenant for apps built with Cowork, Code, Copilot Studio or SDK tools; Entra identity, governed data access, SDK and CLI.
• Apps experience in the Microsoft 365 admin center: Central inventory of Copilot-built apps: access, usage, health and policy; enable or disable apps.

Authoritative sources for Copilot Search

Designate up to 100 SharePoint sites as authoritative; view, add, remove, bulk import/export in the M365 admin center.