Microsoft Copilot 365

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AI assistant embedded across the Microsoft 365 suite

Microsoft · Productivity Launched Nov 1, 2023

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Quick Answer

Microsoft Copilot 365 is ai assistant embedded across the microsoft 365 suite, made by Microsoft. It is a enterprise product. Key uses: Document creation, Data analysis in Excel, Email drafting.

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Users
Potential base 400M+ M365 seats
Revenue
Microsoft expects multi-$B run rate from Copilot
Valuation
MSFT market cap: $3.2T (Jan 2025)
Growth
Fastest enterprise AI adoption in history per Microsoft CEO

What is Microsoft Copilot 365?

Microsoft 365 Copilot integrates OpenAI GPT-6 and Anthropic Claude models into Word, Excel, PowerPoint, Outlook, and Teams. Automates document creation, data analysis, email drafting, and meeting summaries.

How did Microsoft Copilot 365 get started?

Announced Mar 2023 alongside M365 Copilot system. Limited EA preview Jul 2023. GA for enterprises Nov 1, 2023. Initial $30/user/mo add-on criticized as expensive. By 2024, Satya Nadella called Copilot 'the most important thing we've ever done at Microsoft'. GitHub Copilot (code) and M365 Copilot (productivity) became two pillars of Microsoft's AI strategy.

What's new in Microsoft Copilot 365 in 2026?

Claude Opus 5.5 and GPT-6 Sol rolling out across Word, Excel, PowerPoint, Chat, Cowork and Copilot Studio (Sep 2026); GPT-6.1 Sol and Claude Sonnet 5.5 in Cowork and Copilot Studio (late Sep 2026); admins can disable Anthropic models tenant-wide; Copilot Pages (collaborative AI docs); Copilot+ PCs with on-device Phi-4; Copilot Studio 2.0 (custom agents marketplace); 70% of Fortune 500 are Copilot customers (May 2025)

How much does Microsoft Copilot 365 cost?

Microsoft 365 Copilot

$30/user/mo

  • Requires M365 Business Standard ($12.50+/user/mo)
  • Word: draft, edit, summarize, translate
  • Excel: analyze data, generate formulas, Python
  • PowerPoint: generate presentations from prompts
  • Outlook: email drafts, summaries, scheduling
  • Teams: meeting notes, transcripts, follow-ups
  • Copilot Studio: custom AI assistants

What can you do with Microsoft Copilot 365?

  • Document creation
  • Data analysis in Excel
  • Email drafting
  • Meeting summarization

Pros

  • Deep M365 integration
  • Enterprise security
  • Works in existing tools

Cons

  • $30/user/month
  • Requires M365 subscription
  • Enterprise only

Specs

Underlying Models

  • GPT-6 Sol
  • GPT-6.1 Sol
  • GPT-6 Astra
  • Claude Opus 5.5
  • Claude Sonnet 5.5
  • Claude Fable 5.1 (Cowork)
  • Microsoft Graph

Platforms

  • Word
  • Excel
  • PowerPoint
  • Outlook
  • Teams
  • SharePoint
  • Loop
  • OneNote
  • Planner
  • Windows 11 (Copilot+)

Integrations

  • Microsoft 365 ecosystem
  • Azure AD/Entra ID
  • Salesforce (Copilot connector)
  • ServiceNow
  • SAP
  • 3,000+ Copilot connectors

Ideal For

  • Enterprise Microsoft 365 users
  • Finance teams
  • Legal teams
  • Executive assistants

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What are the best alternatives to Microsoft Copilot 365?

Compare Microsoft Copilot 365 Head-to-Head

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Frequently Asked Questions about Microsoft Copilot 365

How much does Microsoft Copilot 365 cost?

Microsoft Copilot 365 pricing: Microsoft 365 Copilot at $30/user/mo.

Is Microsoft Copilot 365 free?

Microsoft Copilot 365 is a enterprise product with no permanent free tier.

What is Microsoft Copilot 365 used for?

Microsoft Copilot 365 is used for: Document creation, Data analysis in Excel, Email drafting, Meeting summarization.

What are the best alternatives to Microsoft Copilot 365?

Top alternatives to Microsoft Copilot 365 include Notion AI.

What platforms does Microsoft Copilot 365 support?

Microsoft Copilot 365 is available on: Word, Excel, PowerPoint, Outlook, Teams, SharePoint, Loop, OneNote, Planner, Windows 11 (Copilot+).