MC1476977 Stay informedNew featureUser impactAdmin impact

Skills in Declarative Agents becoming generally available

From Microsoft 365 Message Center Archive by Merill Fernando · Microsoft may not have sent this notice to your tenant.

Rollout dates are often only in the text. When Microsoft moves them, the change shows under "What changed".

What the notice says

Microsoft’s text, safely structured

What and Why

Microsoft is introducing support for Skills in Declarative Agents. Skills are modular, reusable capabilities that package instructions, scripts, templates, and related resources into a reusable unit that can be added to agents. This helps organizations create more scalable, accurate, and maintainable agent experiences while supporting secure execution, governance, and enterprise-ready AI workflows.

Rollout Schedule

Frontier: Available now.
General Availability (Worldwide): Rollout begins mid-September 2026.
Rollout completion: End of September 2026.

Impact on Your Organization

Who is affected

Organizations using Microsoft 365 Copilot Declarative Agents.
Admins deploying Declarative Agents.
Users creating their own Declarative Agents.
Organizations using Information Barriers are not supported at this time.

Platforms/Services

Microsoft 365 Copilot
Declarative Agents
Web and desktop experiences supporting Declarative Agents

What will happen

Skills can be added to user-created and admin-deployed Declarative Agents.
Skills package instructions, scripts, templates, and related assets into reusable modules.
Skills load only when needed, helping improve context efficiency and response quality.
Organizations can reuse supported skills across multiple agents.
Script execution uses a secure sandbox.
MIP sensitivity labels on skill files are retained and honored.
Existing governance controls continue to apply.
No changes occur unless creators choose to add skills.
Organizations using Information Barriers cannot use this capability currently.

Action Required/Recommendations

No action is required.

Review Skills capabilities for your Declarative Agent strategy.
Inform Declarative Agent creators and users about the new capability.
Update internal guidance and governance documentation if applicable.
Monitor Microsoft documentation for additional implementation guidance.

Compliance Considerations

Skills introduce new agent extensibility capabilities.
Users gain a new method of extending generative AI experiences.
Existing administrative governance continues to apply.

What changed

Between archive captures, newest first

The archive supplies one version of this notice.

No related announcements were found in the saved public history. Check the source for newer announcements.

Not confirmed here

What this page cannot tell you

Whether your tenant is affected: this is Microsoft's notice, not a check of your settings.