Quick answer: Claude for writing/thinking. Notion AI for notes and knowledge management. Perplexity for research. Otter AI for meeting transcription. You don't need all five — start with Claude and Otter.
Claude
The best AI assistant for knowledge workers. Claude excels at writing long-form content, summarizing documents, analyzing data, and reasoning through complex problems. The 200k context window handles entire documents or codebases.
Notion AI
The best AI for teams using Notion. Ask questions across your entire workspace — meeting notes, project docs, wikis. Autofill tables, summarize docs, and draft content without leaving Notion. Essential if you're already on the platform.
Perplexity AI
The best AI for research — Perplexity searches the web in real-time and cites every source. Ask about current events, research topics, or market data and get answers with citations you can verify. Replaces 70% of Google searches for research tasks.
Otter AI
The best AI meeting assistant — real-time transcription of Zoom, Meet, and Teams calls, automatic summaries, and action item extraction. If you attend 5+ meetings per week, Otter AI saves 3-4 hours of note-taking time alone.
ChatGPT
The most versatile AI assistant and the world's most-used AI tool. ChatGPT handles everything from writing to coding to image generation (DALL-E). The GPT Store provides thousands of specialized plugins. Best free tier on this list.
Frequently Asked Questions
See also: Claude Review · Notion AI Review · Perplexity Review · Claude vs Gemini · Best AI Chatbots