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Claude
FeaturedAnthropic's assistant. The one to open when the answer needs to stay careful over a long thread.
ChatFree tier, then paid plans for more usage.Added Sep 20, 2026
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Rank 03
Google's chat assistant. Handy when the work already sits in Google's apps.
Visit gemini.google.com01
Anthropic's assistant. The one to open when the answer needs to stay careful over a long thread.
ChatFree tier, then paid plans for more usage.Added Sep 20, 2026
02
OpenAI's chat assistant. Broad, familiar, and the account most people already have.
ChatFree tier, then paid plans for more capable models.Added Aug 1, 2026
04
Chat, images, and code in one assistant, with answers drawn from the live web and from X.
ChatFree tier, then paid plans for higher limits.Added Oct 11, 2026
05
Microsoft's chat assistant for brainstorming and everyday tasks, especially next to Windows and Microsoft 365.
ChatFree tier, with paid plans bundled into Microsoft 365.Added Jun 2, 2026