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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Runway S | ChatGPT Operator B | Gemini A | |
|---|---|---|---|
| Tagline | The pro's AI video tool. Gen-4 is the current bar. | OpenAI's browser agent. Clicks and types on websites for you. | Google's answer. Best integrated with Workspace + free for a lot. |
| Category | Video | Agents | Chatbots |
| Pricing | Free + $15-$95/mo | Included with ChatGPT Pro $200/mo | Free + $20/mo Advanced (bundled with 2TB Drive) |
| Best for | Marketing video, pitch decks, b-roll, creative shorts. | Power users willing to pay $200/mo for a browser bot. | Anyone already on Google, research tasks, summarizing long documents. |
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| Kai's verdict | S-tier. Market leader with reason. Start here for serious video. | B-tier. Still early. Manus is more flexible for less money. | A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google. |
| Link | Open → | Open → | Open → |