CH
ChatGPT
Best for: General-purpose AI assistant
Free
ChatGPT by OpenAI is the world's most popular AI assistant. It handles writing, coding, research, math, image generation (DALL-E), and voice conversations.
- By OpenAI is the world's most popular AI assistant
- It handles writing, coding, research, math, image generation (DALL-E)
- Free tier available
Free tier: Listed as free — verify limitsPricing: Free / $20/mo Plus / $25/seat/mo Team
CL
Claude
Best for: Long-context reasoning & code
Top PickAI-PoweredFree
Anthropic's Claude leads on nuanced writing, coding, and long documents — the assistant developers and writers consistently rate at the top.
- Massive context for whole documents
- Top-tier coding (Claude Code)
- Artifacts for interactive outputs
Free tier: Listed as free — verify limitsPricing: Free / $20/mo Pro
GO
Google Gemini
Best for: Google Workspace integration
Free
Google Gemini is Google's flagship AI assistant with deep integration into Search, Gmail, Docs, and Drive. Gemini 1.5 Pro has a 1M token context window.
- Google's flagship AI assistant with deep integration into Search, Gmail
- Gemini 1.5 Pro has a 1M token context window
- Free tier available
Free tier: Listed as free — verify limitsPricing: Free / $19.99/mo Advanced
PE
Perplexity
Best for: AI-powered research with citations
FreeBest Value
Perplexity is an AI answer engine that searches the web in real time and cites every source. It's the best AI tool for factual research, replacing Google for many users.
- Real-time web search with inline citations for every claim
- Pro mode uses GPT-4, Claude, and Sonar models for deeper answers
- Spaces for ongoing research projects with saved context
Free tier: Listed as free — verify limitsPricing: Free / $20/mo Pro
MI
Microsoft Copilot
Best for: Microsoft 365 productivity
FreeBest Value
Microsoft Copilot is built into Windows, Edge, and Microsoft 365. The free version offers unlimited GPT-4 access and image generation via DALL-E without a subscription.
- Free unlimited GPT-4 access — no cap, no throttling
- Built into Windows 11, Edge, and Microsoft 365 apps
- Image generation with DALL-E 3 on the free tier
Free tier: Listed as free — verify limitsPricing: Free / $20/mo Pro / $30/seat/mo Microsoft 365