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Quick Answer
Microsoft Word's AI story in 2026 is Copilot — the GPT-4o-and-Phi-powered assistant that lives in the Word ribbon. The standout features are Draft with Copilot (generate a full document from one prompt), Rewrite with Copilot, Summarize, Reference your files (Copilot reads SharePoint and OneDrive), Editor (AI grammar and style), and Dictate with transcription.
Copilot Pro costs $20/month for individuals; Copilot for Microsoft 365 is $30/user/month for businesses.
What Is Copilot in Word?
Copilot in Word is Microsoft's AI writing assistant, built into Word on desktop, web, and mobile. It replaced the older "Editor" and "Designer" suggestions with a full conversational AI that can draft, rewrite, summarize, and answer questions about any document.
In 2026, Copilot can pull context from your Outlook emails, Teams chats, OneDrive files, and SharePoint sites — turning Word into a writing surface that already knows your company's tone and prior work.
Why Professionals Use Word Copilot in2026
- 400+ million paid Microsoft 365 seats worldwide (Microsoft Q3 2026)
- 70% of Fortune 500 companies have Copilot licenses
- Users report saving 14 hours/month on writing tasks (Forrester TEI 2026)
- 85% of legal and finance teams prefer Word + Copilot over Google Docs
- Average doc drafting time reduced from 48 min to 11 min
Top Use Cases / Workflows
1. Draft a proposal from scratch. Click Draft with Copilot at the top of a blank doc. Type: "Draft a 2-page sales proposal for [Client X] based on last month's pitch deck." Copilot writes the draft using the referenced file.
2. Rewrite any paragraph. Highlight → Copilot icon in margin → "Rewrite" → pick "More concise" or "More formal" or give a custom instruction.
3. Summarize a 40-page report. Open the file → Copilot chat pane → "Summarize this document in 5 bullet points."
4. Transform into other formats. Copilot can turn your Word doc into a Teams message, an email, or a PowerPoint outline with one click.
5. Reference other files. Type / in the Copilot chat pane and reference any file from OneDrive. Copilot reads it and cites sections.
Top AI Features in Microsoft Word 2026
| Feature | What It Does | Plan Required |
|---|---|---|
| Draft with Copilot | Generate a full document from a prompt | Copilot Pro or Copilot for M365 |
| Rewrite with Copilot | Tone/length/clarity rewrites on selected text | Copilot Pro or M365 |
| Summarize | Bullet summary of the whole doc | Copilot Pro or M365 |
| Reference your files | Pull content from OneDrive/SharePoint | Copilot for M365 only |
| Copilot chat pane | Conversational Q&A about the doc | Copilot Pro or M365 |
| Editor | AI grammar, clarity, inclusivity suggestions | All M365 plans |
| Dictate | Speech-to-text with smart punctuation | All M365 plans |
| Transcribe | Upload audio, get timestamped transcript | All M365 plans |
| Immersive Reader | AI-powered read-aloud + focus mode | Free |
| Designer | AI layout suggestions (now powered by Copilot) | All M365 plans |
Getting Started
Step 1. Subscribe to Copilot Pro ($20/mo personal) at microsoft.com/copilot or have your admin assign a Copilot for Microsoft 365 license.
Step 2. Open Word on desktop or word.office.com. You'll see a new Copilot button on the Home ribbon.
Step 3. On a blank doc, click Draft with Copilot. Paste a prompt like "Write a 500-word briefing on Q2 sales priorities."
Step 4. To reference files, click the paperclip in the prompt box and pick any OneDrive/SharePoint file.
Step 5. For inline rewrites, highlight any text and click the floating Copilot pencil in the left margin.
Conclusion
Copilot in Word is the most polished AI writing experience for enterprise users in 2026. The Reference your files feature alone justifies the price for anyone whose work product lives across 100+ documents. Start with Summarize — it's the fastest "aha" moment for new users.
Try it now: Open any long Word doc → click Copilot → type "summarize this."