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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Dev Platform
Coding
Image
Productivity
Writing
Marketing
DALL-E 3 B | Cursor TypeScript SDK A | Devin A | NotebookLM S | |
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| Tagline | OpenAI's image model. Built into ChatGPT Plus. | Wire Cursor's full coding-agent runtime into your own apps, scripts, and CI/CD pipelines with a few lines of TypeScript. | Cognition Labs' autonomous coding engineer. | Google's research notebook. Turns your docs into a podcast. |
| Category | Image | Dev Platform | Agents | Research |
| Pricing | Included with ChatGPT Plus $20/mo | Token-based; requires Cursor plan (Pro from $20/mo). Composer 2 at $0.50/$2.50 per M tokens (in/out); fast variant $1.50/$7.50 per M tokens. | $500/mo | Free |
| Best for | ChatGPT Plus users who want images without paying extra. | Engineering teams who already use Cursor and want to embed its coding-agent runtime into CI/CD pipelines, backend services, or internal developer tools without building agent infrastructure from scratch. | Engineering teams offloading tickets. Ops/platform work. | Students, researchers, anyone with a stack of PDFs or a topic to learn. |
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| Kai's verdict | B-tier standalone, A-tier value if you already pay ChatGPT. Don't pay for it separately. | If your team is already in the Cursor ecosystem, this is a genuinely compelling way to turn ad-hoc AI coding sessions into durable, automated workflows — but the beta label and Cursor's history with opaque pricing mean you'll want to set hard budget guardrails before going to production. (Verdict pending Phi's full review.) | A-tier for the right use case. Not for solo devs. If you manage engineers, try one license. | S-tier for study. The Audio Overview is a killer feature. Try it with three of your favorite PDFs. |
| Link | Open → | Open → | Open → | Open → |