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8.4/10 Microsoft Copilot
Microsoft Copilot isn't one product — it's a brand covering at least four distinct things: a free consumer chatbot, a $19.99/month Office AI subscription,…
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AI CATEGORY
AI Assistants
AI assistants are general-purpose conversational tools that help with tasks such as writing, research, analysis, brainstorming and productivity. Compare assistants by model capabilities, supported inputs, web access, file handling, integrations, pricing and how well they fit everyday or professional workflows.
9Tools indexed
9Editorially reviewed
9With a free plan
0AI agents
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8.6/10 Grok
Grok is xAI's flagship assistant, built by Elon Musk's company and now running as part of a business empire that also includes X and,…
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8.8/10 Perplexity
Perplexity is an AI-powered answer engine — not a general chatbot, not a traditional search engine, something built specifically to sit between the two.…
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ChatGPT
ChatGPT is OpenAI's flagship AI assistant, and it's the baseline every other tool on this site gets measured against. This review is scoped mainly…
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Claude
Claude is Anthropic's flagship assistant, and the one we reach for first when a task is mostly writing or mostly code. This review is…
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Google Gemini
Google Gemini is Google's flagship AI assistant, and the one whose real product isn't just the model — it's what sits around it. This…
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7.8/10 Dume AI
Dume is an AI assistant that helps you manage your email, calendar, and other productivity tools from a single place. You don’t have to…
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8.8/10 Mistral AI
Mistral AI is the Paris-based lab that built itself into Europe's answer to OpenAI and Anthropic — open model weights, a European privacy pitch,…
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9.0/10 NotebookLM
NotebookLM is Google's source-grounded research tool. Give it documents and it answers questions, builds study aids, and generates audio or video summaries strictly from…
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