Skip to content

Complete Guide to Copilot Agents in Microsoft 365: Free vs Paid

Understanding Copilot Agents: The Foundation

This guide takes you from beginner to proficient in using, building, and working with agents in Microsoft 365 Copilot. It covers both the free Copilot Chat (included with your Microsoft 365 work license) and the paid Microsoft 365 Copilot add-on license. For a hands-on walkthrough of the free version, see our Free Copilot Chat Tutorial: Master M365 AI Without Paid License.

Key Distinctions

  • Copilot Chat (Free): Agent capabilities limited to uploaded files, provided content, or web sources
  • Microsoft 365 Copilot (Paid): Full access to "work IQ" , your Teams chats, emails, SharePoint documents, OneDrive files, and organizational context

Important: This applies to work licenses only, not personal/consumer accounts. Availability also depends on your IT admin's settings.

Building Agents in Copilot Chat (Free Version)

Why Build an Agent vs. Using Simple Prompts?

  • Repeatable tasks: Something you'll use over and over
  • Specific behavior: Detailed instructions you don't want to retype
  • Grounded knowledge: Responses based on specific sources

Two Ways to Build

1. Describe Tab (Easier):

  • Write 2-3 sentences describing what you want
  • Copilot auto-generates detailed instructions
  • Example prompt: "Help me with everyday productivity. Always begin by encouraging me, respond in no more than three sentences, and finish with an inspirational phrase."

2. Configure Tab (More Control):

  • Manual entry (8,000 character limit for instructions)
  • Full control over description, instructions, tone, limitations, and examples

Knowledge Sources (Free Version)

  • Single website: Ground agent to one URL (max 2 levels deep)
  • All websites: Allow web search with citations
  • Use only specified sources: Toggle to restrict answers to your provided content

Capabilities to Enable

  • Create documents, charts, code (code interpreter)
  • Create images (AI image generation)

Limitations of Free Version

  • Cannot upload files from OneDrive, SharePoint, or other work sources
  • No access to Teams chats, emails, or meetings
  • No organizational context (org chart, collaboration data)

Building Agents with Microsoft 365 Copilot (Paid Version)

The Work IQ Advantage

  • Organizational context: know who your manager is, who reports to you
  • Access to all Microsoft 365 data: Teams chats, emails, SharePoint, OneDrive
  • Secure, compliant AI within your work environment

For a complete walkthrough on maximizing your paid license, see Microsoft 365 Copilot Complete Tutorial: How to Get Real Value.

Available Knowledge Sources (Paid)

  • Files: Recent files or browse SharePoint/OneDrive
  • Meetings: Meeting content and recordings
  • Chats: Specific Teams chat conversations
  • Emails: Email context
  • Websites: Same as free version
  • SharePoint sites: Site content and document libraries

Sharing Agents

  • Private by default (only you can access)
  • Share with anyone, specific users, or security groups
  • Recipients add via link; permissions honor underlying data access rights

Out-of-the-Box Agents

Available to All (Free + Paid)

  • Prompt Coach: Structured framework for better prompting
  • Idea Coach, Writing Coach: Specialized productivity help
  • Various Microsoft-built agents in the agent store

Exclusive to Paid License (25 uses/month combined)

Researcher Agent:

  • Chain-of-thought reasoning for deep research
  • Connects to both web and your work IQ
  • Generates comprehensive briefing papers with citations
  • Editable output (Loop component, export to Word)

Analyst Agent:

  • Data analysis with code interpreter
  • Handles PDFs, spreadsheets, and documents
  • Generates charts, identifies trends and outliers
  • Provides commentary suitable for executive presentations

Agents in Context

SharePoint Document Libraries

  • Built-in knowledge agent for any document library
  • Just click "Open Agents" and start asking questions
  • Create specific agents from individual documents via "AI Actions"

OneDrive

  • Similar agent creation capabilities from your personal files
  • Same familiar building experience

Working Inside Microsoft 365 Apps (Word, etc.)

  • Copilot pane available within apps
  • Use your custom agents directly in context
  • Agents can reference your open document for contextual help

Beyond Basic Agents: Copilot Studio

When to Upgrade

  • Need scheduled automations
  • Require connections to external data sources (beyond Microsoft 365)
  • Want control over underlying language models
  • Need advanced workflow and topic management

Migration Path

  • Copy to Copilot Studio: Export your agent from Copilot Chat
  • Creates a clone with all instructions and knowledge sources
  • Opens up enterprise-grade capabilities (environments, ALM, custom connectors)

For step-by-step guidance on building advanced agents, see our Build AI Agents with Microsoft Copilot Studio – No Code Guide and How to Use Copilot Studio: Complete Beginner Tutorial for Building AI Agents. For a structured approach to creating custom agents, refer to Creating Custom Agents with Microsoft 365 Co-Pilot: A Step-by-Step Guide.

Skills Required

  • Shifts from business user to low-code/maker persona
  • Significant learning curve (think 500+ page reference material)
  • Tutorials and resources available for deeper learning

Best Practices

Iterative Development

  • Don't expect perfection on first try
  • Test, refine, and update instructions
  • Edit via the three-dot menu or describe again

Agent Design Principles

  • Be specific: Narrow focus = better results
  • Use job description mindset: Clear purpose, instructions, tone, and limitations
  • Add starter prompts: 0-6 suggested prompts for user guidance
  • Customize icons: Use built-in icons, upload PNG (192x192, <1MB), or AI-generate from description

Common Pitfalls

  • Websites must have readable text content (not JavaScript tables or embedded readers)
  • SharePoint document access requires proper permissions for all users
  • Shared agents don't grant access to underlying data; only leverage existing access

Keep this summary

Save it to LunaNotes and it becomes a real note in your library — editable, searchable, and ready to turn into flashcards or a diagram. Free to start.

Save to LunaNotes

Or summarise for another video.

This summary and transcript were automatically generated using AI with the Free YouTube Transcript Summary Tool by LunaNotes.

Related summaries

Free Copilot Chat Tutorial: Master M365 AI Without Paid License

Free Copilot Chat Tutorial: Master M365 AI Without Paid License

Learn how to use Microsoft Copilot Chat for free with your work Microsoft 365 license. This comprehensive guide covers secure enterprise chat, advanced prompting techniques, building custom AI agents, and leveraging Copilot across Word, Excel, PowerPoint, Outlook, and OneNote—all without a premium subscription.

Build AI Agents with Microsoft Copilot Studio – No Code Guide

Build AI Agents with Microsoft Copilot Studio – No Code Guide

Learn how to create custom AI agents using Microsoft Copilot Studio without writing any code. This step-by-step tutorial covers building a customer service bot, connecting it to company documents, automating email responses, and publishing it for your team.

How to Use Copilot Studio: Complete Beginner Tutorial for Building AI Agents

How to Use Copilot Studio: Complete Beginner Tutorial for Building AI Agents

This comprehensive tutorial walks beginners through every step of building a custom copilot agent using Microsoft Copilot Studio. Learn how to create agents from scratch, add knowledge from websites and documents, control conversations with topics, and publish your agent to demo websites—all within a free trial.

Microsoft 365 Copilot Complete Tutorial: How to Get Real Value

Microsoft 365 Copilot Complete Tutorial: How to Get Real Value

Learn how to master Microsoft 365 Copilot in this comprehensive guide. Move beyond basic prompts to harness its full Work IQ for enhanced productivity across Teams, Outlook, Word, and Excel, with actionable strategies for creating agents and notebooks to automate tasks and get better results.

Creating Custom Agents with Microsoft 365 Co-Pilot: A Step-by-Step Guide

Creating Custom Agents with Microsoft 365 Co-Pilot: A Step-by-Step Guide

This video provides a comprehensive overview of the Agent Builder experience within Microsoft 365 Co-Pilot, enabling users to create personalized agents without any prior skills. It covers the process of customizing agents for specific business needs, connecting to various data sources, and refining agent functionalities.

Found this summary useful?

Take it with you. One click puts it in your own LunaNotes library.

Save to LunaNotes

Start taking better notes today with LunaNotes