On September 29, 2025, Microsoft introduced Agent Mode in Copilot for Excel and Word, and Office Agent in Microsoft 365 Copilot. These features are available through the Frontier program, which provides early access to new Microsoft 365 Copilot capabilities.
- Agent Mode:
- Available today for Microsoft 365 Copilot licensed customers and Microsoft 365 Personal, Family, and Premium subscribers.
- Works in Excel and Word on the web. Desktop support is coming soon.
- To use Agent Mode in Excel, install the Excel Labs add-in and select Agent Mode.
- Office Agent:
- Begins rolling out for Microsoft 365 Personal, Family, and Premium subscribers in the United States.
- Works in Microsoft 365 Copilot on the web in English.
What is Agent Mode?
Agent Mode is an advanced feature in Microsoft 365 Copilot that enables users to automate multi-step tasks in Excel and Word. It acts as an intelligent assistant, helping with:
- Building and editing spreadsheets.
- Reshaping data and creating reports.
- Formatting and structuring Word documents.
Agent Mode is designed for complex workflows, reducing manual effort and improving productivity.
What is Office Agent?
Office Agent is a cross-application assistant within Microsoft 365 Copilot. It helps users manage tasks across multiple Microsoft 365 apps, such as:
- Coordinating documents and presentations.
- Generating content across Word, Excel, and PowerPoint.
- Streamlining workflows in a single interface.
What is the Frontier Program?
The Frontier program is Microsoft’s early access initiative for Microsoft 365 Copilot. It allows customers to try experimental features and agents before general availability.
Key Points:
- Purpose: Test new AI features, provide feedback, and influence Microsoft’s roadmap.
- Eligibility:
- All Microsoft 365 customers with a Copilot license.
- Individuals with Microsoft 365 Personal, Family, or Premium subscriptions.
- Access:
- Features are available in your existing Microsoft 365 environment.
- Admin settings may control access in organizations.
- How to Use:
- Open Microsoft 365 Copilot on the web or in supported apps.
- Access the Agent Store in Copilot Chat to install Frontier agents.
Frontier is not a limited invite program; it is open to all eligible users with the correct licenses.
Key Features
Agent Mode
- Available in Excel and Word on the web.
- Automates repetitive and complex tasks.
- Desktop support will follow soon.
Office Agent
- Works in Microsoft 365 Copilot on the web.
- Currently available in English for U.S.-based subscribers.
- Provides cross-application assistance.
Licensing
- Agent Mode: Available for Microsoft 365 Copilot licensed customers and Microsoft 365 Personal, Family, and Premium subscribers.
- Office Agent: Available for Microsoft 365 Personal, Family, and Premium subscribers in the United States.
For detailed licensing guidance, consult the experts at SCHNEIDER IT MANAGEMENT to ensure compliance and optimal licensing strategy.
More Information
Official Microsoft announcement:
https://www.microsoft.com/en-us/microsoft-365/blog/2025/09/29/vibe-working-introducing-agent-mode-and-office-agent-in-microsoft-365-copilot/
Frontier program details:
https://adoption.microsoft.com/en-us/copilot/frontier-program/
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