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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GitHub Copilot B | Le Chat (Mistral) B | Skye A | Grammarly A | |
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| Tagline | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | French alternative. Fast, European, privacy-focused. | An agentic iPhone home screen that replaces your static icon grid with AI widgets that proactively surface health, calendar, finance, and local context — without you having to open a single app. | Grammar check + tone + AI drafting, everywhere you type. |
| Category | Coding | Chatbots | Agents | Writing |
| Pricing | Free (limited) + $10/mo Pro + $19/mo Business | Free + $15/mo Pro | Waitlist / Beta (pricing not yet disclosed) | Free + $12-$15/mo Premium + team plans |
| Best for | Teams with GitHub already. Devs who don't want to change IDEs. | European users with data residency needs. Fans of open-weight models. | iPhone power users who are frustrated that Siri is still reactive and want their home screen to actually anticipate their day. | Non-native English writers, business email, anyone who types a lot. |
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| Kai's verdict | B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't. | B-tier overall, A-tier if GDPR/data residency matters. Solid backup option. | The concept is genuinely compelling — turning the home screen into a living AI layer is a smarter bet than yet another chat interface — but this is vaporware until it ships publicly and we see whether Apple's sandbox lets it breathe. (Verdict pending Phi's full review.) | A-tier for non-native English speakers. B-tier if your English is already strong — Claude does better with tone. |
| Link | Open → | Open → | Open → | Open → |