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 (4 selected)
coding
image
productivity
writing
marketing
GitHub Copilot B | Fathom S | Rows A | Khanmigo S | |
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| Tagline | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | Meeting notes, free forever for individuals. | Spreadsheets with AI + live integrations baked in. | Khan Academy's AI tutor. Socratic method, built for learning. |
| Category | coding | meeting | data | education |
| Pricing | Free (limited) + $10/mo Pro + $19/mo Business | Free for individuals + $15-$29/user/mo teams | Free + $19-$89/user/mo | $4/mo (free for teachers) |
| Best for | Teams with GitHub already. Devs who don't want to change IDEs. | Solo operators, freelancers, small teams on a budget. | Ops teams, marketers, anyone building dashboards from multiple sources. | Students K-12. Parents helping with homework. Teachers prepping lessons. |
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| Kai's verdict | B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't. | S-tier for solo + free. The best free option, hands down. | A-tier. The most interesting spreadsheet in years. Great for ops dashboards. | S-tier for kids learning. The tutoring UX is legit — not a generic chatbot dressed up. |
| Link | Open → | Open → | Open → | Open → |