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
Devin A | ChatGPT S | Ideogram S | Hume AI A | |
|---|---|---|---|---|
| Tagline | Cognition Labs' autonomous coding engineer. | The default. Strongest ecosystem + best multimodal breadth. | The one that actually gets text in images right. | Voice AI that reads + expresses emotion. |
| Category | Agents | Chatbots | Image | Voice |
| Pricing | $500/mo | Free + $20/mo Plus + $200/mo Pro | Free + $8/mo + $20/mo + $60/mo | Free tier + pay-as-you-go |
| Best for | Engineering teams offloading tickets. Ops/platform work. | General use, voice chat, image generation, first-time AI users. | Anything with text — posters, ads, album covers, slide decks. | Therapy apps, customer service, any voice agent where emotion matters. |
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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. | S-tier all-rounder. If you want one tool that does everything okay-to-great, this is it. | S-tier for text-in-image. Use this for posters, Midjourney for art. | A-tier in its niche. The only one that actually gets emotion right. |
| Link | Open → | Open → | Open → | Open → |