AI assistants / Comparison
ChatGPT vs Microsoft 365 Copilot
- ChatGPT: from $8 a month, free plan yes. Microsoft 365 Copilot: from $18 a month, free plan no. Plans differ, so check what each price includes.
| ChatGPT OpenAI's AI assistant for writing, research, analysis, images and coding | Microsoft 365 Copilot AI assistant inside Word, Excel, PowerPoint, Outlook and Teams for businesses | |
|---|---|---|
| Starting price | From $8 a month | From $18 a month |
| Free plan | Yes | No |
| Pricing in detail | Free plan. In the US, Go is $8 a month, Plus $20 and Pro $200. Business and Enterprise are priced per user; see the vendor's page. | Copilot Business add-on: $18 per user a month paid yearly (shown as reduced from $21), or $25.20 billed monthly. Copilot Chat is included with eligible Microsoft 365 plans. |
| User rating | No reviews yet | No reviews yet |
| Company | OpenAI | Microsoft |
| Works with | Slack, Microsoft Teams, Microsoft Excel, Google Sheets | Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Teams |
| Facts checked on | 20 Oct 2026 | 20 Oct 2026 |
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