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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Hex A | Kling A | Lovable A | HeyGen S | |
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| Tagline | Modern data notebook with Magic AI assistant. | Kuaishou's video model. The surprise standout. | Build a full app from a prompt. Stripe-ready. | AI avatar videos. Record once, speak any language. |
| Category | Data | Video | Design | Video |
| Pricing | Free + $28+/user/mo | Credit-based, free trial | Free + $25-$100/mo | Free + $24-$65/mo |
| Best for | Data teams at startups + enterprises. | Anyone who wants top-tier video quality for less. | Non-devs + solopreneurs shipping MVPs. | Course creators, multilingual marketers, anyone scaling video content. |
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| Kai's verdict | A-tier for data teams. S-tier if you already live in SQL + Python. | A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class. | A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs. | S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code. |
| Link | Open → | Open → | Open → | Open → |