What Copilot Premium adds
Copilot for Microsoft 365 connects Copilot directly to your work account — email, calendar,
files, chats, and meetings — while honoring your existing permissions. It's embedded inside
the apps you already use every day.
Copilot inside your Microsoft 365 apps — top 5 helpers per app
- Summarize site pages and content instantly
- Draft news posts and announcements
- Answer questions about content stored on a site
- Generate page layouts and descriptions
- Surface relevant files and documents on demand
- Summarize missed meetings with decisions and action items
- Answer "what was decided?" during or after a call
- Draft meeting agendas from a chat thread
- Recap long chat threads in seconds
- Suggest follow-up tasks after a meeting
- Draft replies with the right tone in one click
- Summarize long email threads into key points
- Suggest follow-up actions from an email chain
- Rewrite messages to be clearer or more concise
- Prepare for a meeting using related email context
- Draft full sections from a short outline
- Rewrite for clarity, tone, or reading level
- Summarize long documents into key takeaways
- Generate a first draft from a prompt or template
- Ask questions about the document's content
- Explain trends and patterns in natural language
- Suggest and build formulas from a description
- Create charts and highlight key data automatically
- Summarize a dataset or table in plain English
- Identify outliers or anomalies in your data
- Create a full draft deck from a Word doc or outline
- Generate speaker notes for any slide
- Rewrite slide text for clarity or executive audiences
- Suggest slide layouts and design improvements
- Summarize a long presentation into key slides
- Summarize notebook sections into key points
- Generate a to-do list from meeting notes
- Draft structured outlines for a new page
- Rewrite or expand rough notes
- Answer questions based on your notebook content
- Generate a complete form or survey from a prompt
- Suggest relevant questions for a given topic
- Rewrite questions for clarity or plain language
- Summarize form response data in plain English
- Draft branching logic recommendations
- Break a project goal into tasks and subtasks
- Draft task descriptions from a short summary
- Identify missing tasks in an existing plan
- Suggest task owners and due date sequences
- Summarize plan status across buckets
- Summarize document content without opening the file
- Answer questions about files stored in your drive
- Compare two document versions for key changes
- Draft file descriptions for sharing and metadata
- Surface relevant documents based on your current task
- Generate structured page content from a prompt
- Summarize and rewrite collaborative workspace content
- Draft agendas, briefs, and project plans in a Loop page
- Suggest follow-up actions from brainstorm content
- Catch up on changes made while you were away
- Generate ideas and suggestions directly on the board
- Organize sticky notes into categorized groups
- Summarize a whiteboard session into action items
- Suggest creative directions based on a prompt
- Draft a recap of the brainstorm for sharing
Limits and service behavior
Premium licenses are designed for work scenarios and include guardrails that keep content within your permissions.
- Conversation scope Copilot focuses on the document, email, or meeting you are working in and may reset when you switch context.
- Rate limits Very long or complex prompts may time out or ask you to simplify the request.
- Service pauses During high demand you may see messages asking you to retry or return later.
Shorten your prompts, focus on a smaller section, or start a fresh request to work around most limits.
Good habits for Premium users
- Limit each request to one clear goal — draft, summarize, rewrite, or explain.
- Use Copilot to speed up your work, not to bypass existing review and approval steps.
- Be mindful of which documents and chats you include — especially when external parties are involved.
- Compare Copilot's meeting summaries against your own notes for accuracy.
- Use track changes in Word so you can see exactly what Copilot changed.
Microsoft Copilot Plans & Limits
This section covers the Copilot tiers relevant to this guide. Microsoft does not publish hard per-session chat message counts for any tier -- the information below reflects what Microsoft publicly documents.
Plan overview
| Plan |
Price |
Who it is for |
M365 app integration |
Graph data grounding |
Copilot Free copilot.microsoft.com |
$0 |
Anyone; browser only |
No |
No |
M365 Copilot Business Add-on |
$21/seat/month (annual) $25.20/month flexible |
Organizations up to 300 users; requires M365 Business base license |
Full org deployment |
Yes |
M365 Copilot Enterprise Add-on |
$30/seat/month (annual) |
Larger organizations; requires M365 E3/E5 or qualifying plan |
Full org deployment |
Yes |
M365 Copilot Business pricing was permanently reduced from $30 to $21 per seat per month in December 2025. The all-in cost for Enterprise (add-on + M365 E3/E5 base license) is typically $66-$87 per user per month.
Copilot Free (copilot.microsoft.com)
The free web-based version of Copilot is available to anyone with a Microsoft account at copilot.microsoft.com, in Microsoft Edge, and on Windows and mobile. It provides a useful comparison point for what the licensed versions add.
- GPT-powered chat with real-time web search grounding
- Document and webpage summarization in Edge
- Image creation via Microsoft Designer (limited daily boosts; exact free count not published)
- Chat history when signed in
- No connection to Microsoft 365 desktop apps
- No Microsoft Graph data grounding
- No admin controls
At limit Lower response priority during peak hours; image generation stops when daily boost cap is reached. No published hard chat message count.
AI Credits: Personal and Family context
Microsoft 365 Personal and Family subscriptions include Copilot with a monthly AI credit allowance. These are consumer tiers and are not the same as the Business or Enterprise add-ons, but understanding the credit model helps explain how limits work across the product line.
- M365 Personal and Family: 60 AI credits per month for actions in M365 apps (drafting, editing, summarizing, image generation)
- Each AI action consumes one credit -- e.g., "summarize my inbox" = 1 credit
- Unused credits do not roll over
- Microsoft 365 Premium (replaces legacy Copilot Pro): extensive use beyond standard credit limits -- no fixed monthly credit cap
- Microsoft Designer image generation: 100 boosts per day on Premium and legacy Pro plans
The Personal/Family credit model does not apply to M365 Copilot Business or Enterprise, which are licensed separately as organizational add-ons.
M365 Copilot Business -- $21/seat/month (annual)
M365 Copilot Business is the primary add-on for this guide's "Copilot Premium" content. It requires a qualifying Microsoft 365 Business base license and supports organizations with up to 300 users.
What is included
- Microsoft Graph grounding: Copilot draws on your organizational data -- emails, files, chats, calendar, Teams meetings, and SharePoint -- while respecting your existing permissions
- Copilot in Teams: meeting summaries, recaps, and action items
- Copilot in Outlook: email drafting and thread summarization grounded in work context
- Copilot in Word, Excel, PowerPoint, and OneNote with organizational data context
- Copilot in Forms, Planner, Loop, OneDrive, and Whiteboard
- Priority access for faster and more consistent response times
- Agents grounded in shared tenant data at no extra cost
- More security, privacy, and compliance controls for IT admins
Limits and data handling
- Chat limits Microsoft does not publish hard per-session or daily message counts for M365 Copilot Business. The product is designed for professional use and does not expose a fixed cap the way consumer products do.
- Rate limits Very long or complex requests may time out or prompt you to simplify. During high demand, you may see retry messages.
- Context scope Copilot focuses on the document, email, or meeting in your current context and may reset when you switch tasks.
Data privacy: M365 Copilot Business does not use your prompts or organizational data to train Microsoft's foundation AI models. Microsoft Graph data stays within your tenant and is processed in compliance with your existing Microsoft 365 data protections.
M365 Copilot Enterprise -- $30/seat/month (annual)
M365 Copilot Enterprise is an add-on for organizations on Microsoft 365 E3, E5, or a wide range of other qualifying enterprise plans. It supports unlimited org size and adds compliance and data residency commitments on top of the Business tier.
What Enterprise adds over Business
- Supports a wider range of qualifying base licenses including M365 E3/E5, Office 365 E1/E3/E5, and various standalone plans
- Full compliance certifications: GDPR, HIPAA, ISO 27001, ISO 42001
- Data residency commitments
- Enterprise-grade security and compliance tools for IT administrators
- Microsoft explicitly commits that organizational data is not used to train foundation language models
Limits and data handling
- Chat limits No hard per-session message counts are published for Enterprise -- same policy as Business.
- At-limit behavior Throttling and retry prompts may appear during peak load; no published failover model.
Data privacy: Like Business, M365 Copilot Enterprise does not use prompts or organizational data to train foundation AI models. Microsoft Graph data remains within the tenant. Enterprise adds formal data residency and additional compliance certifications.
Limits at a glance
| Plan |
Chat message limit |
Image generation |
Trains on your data? |
Graph data grounding |
| Copilot Free |
Not published; lower priority at peak |
Limited daily boosts (exact count not published) |
No official statement |
No |
| M365 Personal / Family |
Extensive chat; 60 AI credits/month for app actions |
Within 60 credit allowance |
No official statement |
Limited |
| M365 Premium (legacy Pro) |
Extensive; beyond standard credit limits |
100 boosts/day (Designer) |
No official statement |
No (personal) |
| M365 Copilot Business |
Not published; no hard limit documented |
Not separately stated |
No |
Yes (full org) |
| M365 Copilot Enterprise |
Not published; no hard limit documented |
Not separately stated |
No |
Yes (full org) |