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 | v0 S | Replicate S | Sora A | |
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| Tagline | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | Vercel's AI-powered UI generator. Prompt to shadcn component. | Run any open-source AI model with an API call. | OpenAI's video model. Long clips, cinematic quality. |
| Category | coding | design | dev platform | video |
| Pricing | Free (limited) + $10/mo Pro + $19/mo Business | Free + $20/mo | Pay per second of compute | Included with ChatGPT Plus/Pro |
| Best for | Teams with GitHub already. Devs who don't want to change IDEs. | Frontend devs, PMs prototyping UIs, anyone on Next.js. | Developers using open-source models (Flux, SDXL, Whisper, etc). | ChatGPT subscribers experimenting with cinematic shots. |
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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. If you're on Vercel/shadcn, this is cheating. | S-tier for open-source model APIs. The default in this space. | A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros. |
| Link | Open → | Open → | Open → | Open → |