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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Coding
Image
Productivity
Writing
Marketing
Perplexity S | HeyGen S | Galileo AI B | Replicate S | |
|---|---|---|---|---|
| Tagline | AI search done right. Cited answers, not chat theater. | AI avatar videos. Record once, speak any language. | Prompt to UI design. Figma-ready outputs. | Run any open-source AI model with an API call. |
| Category | Research | Video | Design | Dev Platform |
| Pricing | Free + $20/mo Pro | Free + $24-$65/mo | Free trial + paid plans | Pay per second of compute |
| Best for | Replacing Google for any question where you want a cited answer in seconds. | Course creators, multilingual marketers, anyone scaling video content. | Designers brainstorming first drafts. | Developers using open-source models (Flux, SDXL, Whisper, etc). |
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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. | S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code. | B-tier. Useful for first drafts. v0 is the better bet for shipping code. | S-tier for open-source model APIs. The default in this space. |
| Link | Open → | Open → | Open → | Open → |