AI assistants / Comparison
DeepSeek vs Microsoft 365 Copilot
- DeepSeek: see the vendor's pricing, free plan not confirmed. Microsoft 365 Copilot: from $18 a month, free plan no. Plans differ, so check what each price includes.
| DeepSeek AI chat app and low-cost API from a lab that publishes open models | Microsoft 365 Copilot AI assistant inside Word, Excel, PowerPoint, Outlook and Teams for businesses | |
|---|---|---|
| Starting price | See the vendor's pricing | From $18 a month |
| Free plan | Not confirmed | No |
| Pricing in detail | The API is pay-as-you-go per million tokens, with lower off-peak rates. DeepSeek's pricing page covers only the API, not the chat app. | 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 | DeepSeek | Microsoft |
| Works with | Not listed | Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Microsoft Teams |
| Facts checked on | 20 Oct 2026 | 20 Oct 2026 |
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