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.Pick tools (3 selected)
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Grok A | ChatGPT Operator B | Perplexity S | |
|---|---|---|---|
| Tagline | xAI's chatbot. Real-time X/Twitter data + fewer refusals. | OpenAI's browser agent. Clicks and types on websites for you. | AI search done right. Cited answers, not chat theater. |
| Category | chat | agents | research |
| Pricing | Free + $30/mo SuperGrok + included with X Premium | Included with ChatGPT Pro $200/mo | Free + $20/mo Pro |
| Best for | Breaking news, live event tracking, users already on X. | Power users willing to pay $200/mo for a browser bot. | Replacing Google for any question where you want a cited answer in seconds. |
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| Kai's verdict | A-tier for real-time. B-tier for everything else. Worth checking when news breaks. | B-tier. Still early. Manus is more flexible for less money. | 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 → |