ChatGPT vs. Microsoft Copilot: Which Should You Use?
ChatGPT is a standalone assistant you open in its own tab. Copilot is Microsoft's AI built directly into Word, Excel, Outlook, and Teams — for many people the real question isn't which is smarter, it's whether they already pay for Microsoft 365 and want AI inside the tools they already use daily.
Key takeaways
- Copilot's core advantage is showing up directly inside Word, Excel, Outlook, and Teams — no copy-pasting between apps.
- As of this writing, Copilot is largely bundled into Microsoft 365 subscription tiers rather than sold as a clean standalone product — the standalone Copilot Pro consumer plan was retired in late 2025.
- ChatGPT remains the more flexible standalone assistant, usable outside any specific software ecosystem.
- If your work already lives inside Microsoft 365 daily, Copilot's in-app integration removes real friction; if it doesn't, that advantage disappears.
Quick answer
If your daily work is inside Word, Excel, Outlook, or Teams and you already pay for Microsoft 365, Copilot's in-app integration is a real time-saver. If you want a flexible standalone assistant independent of any specific software suite, ChatGPT is the better default.
Side-by-side comparison
| ChatGPT (OpenAI) | Microsoft Copilot | |
|---|---|---|
| Best known for | Standalone general-purpose assistant | AI built into Word, Excel, Outlook, Teams |
| Pricing (as of this writing) | Free tier + paid subscription | Largely bundled into Microsoft 365 tiers (~$10–$20/mo consumer) |
| Ecosystem | Custom GPTs, plugins, multimodal features | Deep integration across Microsoft's own apps |
| Common use case | General assistant, any context | In-document drafting, spreadsheet formulas, email drafting inside Microsoft apps |
Where Copilot tends to be preferred
- Drafting or editing directly inside a Word document without switching tools.
- Building or explaining Excel formulas in place.
- Summarizing an Outlook email thread or Teams meeting automatically.
Where ChatGPT tends to be preferred
- General-purpose tasks with no tie to a specific software ecosystem.
- Coding assistance and multi-turn problem-solving.
- Broader plugin/custom-GPT ecosystem for specialized use cases.
Pros and cons
ChatGPT
Pros
- Flexible, standalone, no software lock-in
- Broad plugin/GPT ecosystem
- Strong general-purpose and coding use
Cons
- No native integration with a specific productivity suite
- Requires copy-pasting into whatever app you're actually working in
Microsoft Copilot
Pros
- Deep in-app integration across Word, Excel, Outlook, Teams
- Convenient if you already pay for Microsoft 365
Cons
- Largely tied to a Microsoft 365 subscription rather than sold cleanly standalone
- Less useful outside the Microsoft ecosystem
Learn more
For the rest of this comparison series, see ChatGPT vs. Claude, ChatGPT vs. Gemini, and ChatGPT vs. Grok. AIVX Labs' training curriculum covers how to use each tool well inside the Learn to Use AI pillar.
Every course and tool mentioned here is included free on AIVX Labs.
Start freeFrequently asked questions
Is Copilot included with Microsoft 365?
As of this writing, Copilot is largely bundled into Microsoft 365 Personal, Family, and Premium consumer plans rather than sold as a separate product — Microsoft retired the standalone Copilot Pro plan in late 2025. Confirm current bundling on Microsoft's own pricing page, since this has changed before and can again.
Is Copilot better than ChatGPT for someone who uses Word and Excel daily?
For drafting documents or building formulas inside those specific apps, Copilot's in-app integration saves real copy-paste friction. For general assistance outside the Microsoft ecosystem, ChatGPT is equally or more capable.
Do I need both ChatGPT and Copilot?
Many people who already pay for Microsoft 365 use Copilot for in-document work and keep ChatGPT open for everything else — they're not mutually exclusive.