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
Lex A | HeyGen S | Adobe Firefly A | Descript S | |
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| Tagline | Google Docs with an AI collaborator baked in. | AI avatar videos. Record once, speak any language. | Commercially safe image gen, deeply integrated with Photoshop. | Edit video + podcasts by editing the transcript. |
| Category | Writing | Video | Image | Video |
| Pricing | Free + $12/mo | Free + $24-$65/mo | Free + included with Creative Cloud | Free + $16-$50/mo |
| Best for | Essays, long-form drafts, thinking on the page. | Course creators, multilingual marketers, anyone scaling video content. | Anyone in Creative Cloud. Brands that need copyright clarity. | Podcasters, course creators, anyone editing talking-head content. |
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| Kai's verdict | A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form. | S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code. | S-tier inside Photoshop (Generative Fill). B-tier standalone. | S-tier for content creators. Cuts editing time in half. Non-obvious but life-changing. |
| Link | Open → | Open → | Open → | Open → |