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
Replit Agent A | Perplexity S | DeepSeek S | Adobe Firefly A | |
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| Tagline | Replit's AI that builds + deploys full apps on their platform. | AI search done right. Cited answers, not chat theater. | Chinese open-weight powerhouse. Crazy cheap, genuinely smart. | Commercially safe image gen, deeply integrated with Photoshop. |
| Category | Coding | Research | Chatbots | Image |
| Pricing | $10-$25/mo Core/Teams | Free + $20/mo Pro | Free web + ultra-cheap API (~$0.14/M input tokens) | Free + included with Creative Cloud |
| Best for | Teachers, students, prototypers, hackathon builders. | Replacing Google for any question where you want a cited answer in seconds. | Developers + cost-conscious builders. Anyone fine with self-hosting. | Anyone in Creative Cloud. Brands that need copyright clarity. |
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| Kai's verdict | A-tier. Best for teaching a kid to code in 2026. | S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week. | S-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick. | S-tier inside Photoshop (Generative Fill). B-tier standalone. |
| Link | Open → | Open → | Open → | Open → |