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 | Ideogram S | Duolingo Max A | |
|---|---|---|---|
| Tagline | AI search done right. Cited answers, not chat theater. | The one that actually gets text in images right. | Duolingo + AI. Explain My Answer + Roleplay features. |
| Category | Research | Image | Education |
| Pricing | Free + $20/mo Pro | Free + $8/mo + $20/mo + $60/mo | $30/mo (or ~$168/yr) |
| Best for | Replacing Google for any question where you want a cited answer in seconds. | Anything with text — posters, ads, album covers, slide decks. | Language learners who've outgrown basic Duolingo. |
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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 text-in-image. Use this for posters, Midjourney for art. | A-tier. If you already love Duolingo, worth it. If starting fresh, try ChatGPT Voice instead. |
| Link | Open → | Open → | Open → |