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AssistantsFree tier with limits

Microsoft Copilot

Microsoft's AI assistant, free on the web and phone, and built into Microsoft 365 apps on paid plans.

Official site: copilot.microsoft.com ↗

Is it actually free? Free tier with limits

A free Copilot chat exists; Microsoft's plan page describes paid plans as having 'higher usage than free' but does not list exact free limits.

Pricing

Free chat; Microsoft 365 Personal with Copilot $9.99/month; business plans such as Microsoft 365 Copilot Business from $18/user/month paid yearly (promotional; regular $21).

Best for

People who live in Word, Excel, PowerPoint and Outlook.

Not great for

People outside the Microsoft ecosystem who just want a chat assistant.

Comparisons

Alternatives

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ChatGPT

OpenAI's general-purpose AI chat assistant for questions, writing, files, images and voice.

Free? Free plan: unlimited everyday text chats (subject to abuse guardrails), with limited file uploads, image creation, voice chats, deep research, memory …

AssistantsFree tier with limits

Gemini

Google's AI assistant, built into the Gemini app and Google's apps.

Free? Free ($0 with a Google Account): Gemini app with a Flash-Lite model, image generation and editing, Deep Research, Gemini Live, Canvas and Gems. Paid p…

AssistantsFree tier with limits

Claude

Anthropic's AI assistant for writing, analysis, long documents and coding help.

Free? Free plan ($0): chat on web, desktop and mobile, web search, file creation and code execution, memory, connectors and Artifacts. Claude Code is not in…

Last checked 2026-10-13 · Source: microsoft.com pricing ↗ · How we verify · Report an error