Microsoft Copilot is built on GPT-4 with Bing web search, DALL·E image generation and integration into Word, Excel, PowerPoint and Outlook. Free to use at copilot.microsoft.com with a Microsoft account — the most accessible GPT-4-class assistant available for free.
Best for
Microsoft 365 users who want AI across Word, Excel and Outlook.
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assistantmicrosoftofficesearchfree-tier