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
Suno S | Devin A | Lovable A | HeyGen S | |
|---|---|---|---|---|
| Tagline | Prompt to full song with vocals, instruments, the works. | Cognition Labs' autonomous coding engineer. | Build a full app from a prompt. Stripe-ready. | AI avatar videos. Record once, speak any language. |
| Category | audio | agents | design | video |
| Pricing | Free + $10/mo + $30/mo | $500/mo | Free + $25-$100/mo | Free + $24-$65/mo |
| Best for | Jingles, intros, demos, sketches, personal use. | Engineering teams offloading tickets. Ops/platform work. | Non-devs + solopreneurs shipping MVPs. | Course creators, multilingual marketers, anyone scaling video content. |
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| Kai's verdict | S-tier in its category. The first AI music tool I'd actually listen to. | A-tier for the right use case. Not for solo devs. If you manage engineers, try one license. | A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs. | S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code. |
| Link | Open → | Open → | Open → | Open → |