Compare AI tools
Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
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Reflect A | Leonardo.ai A | Gemini A | Perplexity S | |
|---|---|---|---|---|
| Tagline | AI-powered networked notes. Roam with a brain. | Gamer + creator image gen with model fine-tuning built in. | Google's answer. Best integrated with Workspace + free for a lot. | AI search done right. Cited answers, not chat theater. |
| Category | Productivity | Image | Chatbots | Research |
| Pricing | $10/mo | Free + $12-$60/mo | Free + $20/mo Advanced (bundled with 2TB Drive) | Free + $20/mo Pro |
| Best for | Knowledge workers + thinkers who want AI in their second brain. | Indie game devs, illustrators, anyone training custom style models. | Anyone already on Google, research tasks, summarizing long documents. | Replacing Google for any question where you want a cited answer in seconds. |
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| Kai's verdict | A-tier. Niche but beloved. If you've outgrown Notion, try this. | A-tier for creators training custom looks. B-tier for general use. | A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google. | S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week. |
| Link | Open → | Open → | Open → | Open → |