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.Pick tools (3 selected)
coding
image
productivity
writing
marketing
Windsurf A | Khanmigo S | Genspark A | |
|---|---|---|---|
| Tagline | Codeium's agentic IDE. Cascade agent + strong free tier. | Khan Academy's AI tutor. Socratic method, built for learning. | AI agent for deep search. Generates Sparkpages — full mini-reports. |
| Category | coding | education | research |
| Pricing | Free + $15/mo Pro | $4/mo (free for teachers) | Free + $25/mo Plus |
| Best for | Developers who want Cursor-like power for less money. | Students K-12. Parents helping with homework. Teachers prepping lessons. | Travel planning, shopping comparisons, deep research where you want an artifact back. |
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| Kai's verdict | A-tier. Close second to Cursor. If $5/mo matters, start here. | S-tier for kids learning. The tutoring UX is legit — not a generic chatbot dressed up. | A-tier. Bet on this one — the Sparkpage format is genuinely new. |
| Link | Open → | Open → | Open → |