
ChatGPT
OpenAI's conversational assistant for writing, coding, analysis, and everyday questions.

Microsoft's assistant across Windows, Edge, and Microsoft 365 apps.
Microsoft Copilot brings AI chat into Windows, Edge, and the Microsoft 365 suite (Word, Excel, Outlook, Teams). The consumer version is free; Copilot for Microsoft 365 is a paid per-seat add-on for organizations.
Microsoft Copilot has a free tier, with paid plans that unlock more usage and features.
Microsoft's assistant across Windows, Edge, and Microsoft 365 apps. It's a ai chat & assistants tool.
Microsoft Copilot is made by Microsoft. You can try it at its official site.

OpenAI's conversational assistant for writing, coding, analysis, and everyday questions.

Anthropic's assistant known for long-context reasoning, writing, and coding.

Google's multimodal assistant integrated with Search, Workspace, and Android.