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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Perplexity S | ChatGPT Operator B | Descript S | Groq S | |
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| Tagline | AI search done right. Cited answers, not chat theater. | OpenAI's browser agent. Clicks and types on websites for you. | Edit video + podcasts by editing the transcript. | The fastest AI inference in the world. Crazy low latency. |
| Category | Research | Agents | Video | Dev Platform |
| Pricing | Free + $20/mo Pro | Included with ChatGPT Pro $200/mo | Free + $16-$50/mo | Free tier + pay-as-you-go API |
| Best for | Replacing Google for any question where you want a cited answer in seconds. | Power users willing to pay $200/mo for a browser bot. | Podcasters, course creators, anyone editing talking-head content. | Developers who need sub-100ms LLM responses. |
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| Kai's verdict | S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week. | B-tier. Still early. Manus is more flexible for less money. | S-tier for content creators. Cuts editing time in half. Non-obvious but life-changing. | S-tier for speed. When latency is the product, start here. |
| Link | Open → | Open → | Open → | Open → |