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 | Duolingo Max A | Ollama S | Luma Dream Machine A | |
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| Tagline | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | Duolingo + AI. Explain My Answer + Roleplay features. | Run LLMs locally. One-line install, GUI optional. | Smooth, cinematic motion. Image-to-video specialist. |
| Category | Coding | Education | Dev Platform | Video |
| Pricing | Free (limited) + $10/mo Pro + $19/mo Business | $30/mo (or ~$168/yr) | Free + open source | Free + $10-$500/mo |
| Best for | Teams with GitHub already. Devs who don't want to change IDEs. | Language learners who've outgrown basic Duolingo. | Devs wanting offline/local LLMs for privacy or experimentation. | Photographers animating stills, cinematic b-roll. |
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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-tier. If you already love Duolingo, worth it. If starting fresh, try ChatGPT Voice instead. | S-tier for local inference. If you care about privacy or want to tinker, install this today. | A-tier. Best for cinematic image-to-video. Pair with Runway for coverage. |
| Link | Open → | Open → | Open → | Open → |