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 (2 selected)
coding
image
productivity
writing
marketing
Devin A | Cline A | |
|---|---|---|
| Tagline | Cognition Labs' autonomous coding engineer. | Open-source VS Code agent. Reads + writes + runs. |
| Category | agents | coding |
| Pricing | $500/mo | Free (open source) + your API costs |
| Best for | Engineering teams offloading tickets. Ops/platform work. | VS Code users who want agentic coding without changing IDEs. |
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| Kai's verdict | A-tier for the right use case. Not for solo devs. If you manage engineers, try one license. | A-tier. Best free agentic option in VS Code. Use with Claude for best results. |
| Link | Open → | Open → |