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 | Ask YouTube A | Skye A | Replit Agent A | |
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| Tagline | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | YouTube's Gemini-powered conversational search lets you ask natural language questions and get answers drawn from videos, Shorts, and the web — without ever leaving the platform. | 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. | Replit's AI that builds + deploys full apps on their platform. |
| Category | Coding | Research | Agents | Coding |
| Pricing | Free (limited) + $10/mo Pro + $19/mo Business | Included with YouTube Premium ($13.99/mo); expanding to some free users | Waitlist / Beta (pricing not yet disclosed) | $10-$25/mo Core/Teams |
| Best for | Teams with GitHub already. Devs who don't want to change IDEs. | YouTube heavy users who want to discover content through conversation rather than keyword guessing, especially for learning, research, or planning-style queries. | iPhone power users who are frustrated that Siri is still reactive and want their home screen to actually anticipate their day. | Teachers, students, prototypers, hackathon builders. |
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| Kai's verdict | B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't. | A genuinely interesting evolution of video search that could make YouTube feel more like a knowledge engine, but it's still early-stage, US-locked, and paywalled behind Premium — watch this space rather than rerouting your workflow around it yet. (Verdict pending Phi's full review.) | 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. Best for teaching a kid to code in 2026. |
| Link | Open → | Open → | Open → | Open → |