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The best AI Assistants tools for small business in 2026

General-purpose AI chat and agents for research, analysis and everyday work. Here are the 5 AI Assistants tools we recommend, ranked.

1

Claude Free tier

Anthropic's AI assistant, exceptional at writing, analysis and coding.

Best for: Deep work: writing, research and building · Pricing: Free plan; Pro from $20/mo
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2

ChatGPT Free tier

OpenAI's assistant that started the generative AI wave.

Best for: General-purpose AI help for everything · Pricing: Free plan; Plus from $20/mo
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3

Gemini Free tier

Google's AI woven into Search and Workspace.

Best for: Google Workspace users · Pricing: Free plan; Advanced from $19.99/mo
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4

Perplexity Free tier

AI answers with live citations from the web.

Best for: Research with sources you can check · Pricing: Free plan; Pro from $20/mo
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5

Microsoft Copilot Free tier

AI across Windows, Edge and Microsoft 365.

Best for: Microsoft 365 organizations · Pricing: Free plan; Pro from $20/mo
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Popular comparisons

Claude vs ChatGPTClaude vs GeminiClaude vs PerplexityClaude vs Microsoft CopilotChatGPT vs GeminiChatGPT vs PerplexityChatGPT vs Microsoft CopilotGemini vs Perplexity

Stacks that use AI Assistants

Solopreneur

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