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
Claude Code S | Aider A | ChatGPT Operator B | HeyGen S | |
|---|---|---|---|---|
| Tagline | Anthropic's CLI agent. Opus-powered, operates on your repo directly. | Terminal-based AI pair programmer. Git-aware, model-flexible. | OpenAI's browser agent. Clicks and types on websites for you. | AI avatar videos. Record once, speak any language. |
| Category | coding | coding | agents | video |
| Pricing | Part of Claude Pro/Max/Team plans | Free (open source) + whatever API you use | Included with ChatGPT Pro $200/mo | Free + $24-$65/mo |
| Best for | Developers who want an agent, not autocomplete. Large refactors, tests, docs. | Developers who want open-source tooling with full control. | Power users willing to pay $200/mo for a browser bot. | Course creators, multilingual marketers, anyone scaling video content. |
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| Kai's verdict | S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement. | A-tier. The right answer if you want open-source + terminal-native + model-agnostic. | B-tier. Still early. Manus is more flexible for less money. | S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code. |
| Link | Open → | Open → | Open → | Open → |