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
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Productivity
Writing
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Hex A | Sora A | Fathom S | Lovable A | |
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| Tagline | Modern data notebook with Magic AI assistant. | OpenAI's video model. Long clips, cinematic quality. | Meeting notes, free forever for individuals. | Build a full app from a prompt. Stripe-ready. |
| Category | Data | Video | Meetings | Design |
| Pricing | Free + $28+/user/mo | Included with ChatGPT Plus/Pro | Free for individuals + $15-$29/user/mo teams | Free + $25-$100/mo |
| Best for | Data teams at startups + enterprises. | ChatGPT subscribers experimenting with cinematic shots. | Solo operators, freelancers, small teams on a budget. | Non-devs + solopreneurs shipping MVPs. |
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| Kai's verdict | A-tier for data teams. S-tier if you already live in SQL + Python. | A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros. | S-tier for solo + free. The best free option, hands down. | A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs. |
| Link | Open → | Open → | Open → | Open → |