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
GitHub Copilot B | Devin A | Pika A | Bolt.new (StackBlitz) A | |
|---|---|---|---|---|
| Tagline | Microsoft/GitHub's autocomplete. Deep VS Code + JetBrains integration. | Cognition Labs' autonomous coding engineer. | The playful, accessible AI video tool. | Prompt to deployed full-stack app in the browser. |
| Category | Coding | Agents | Video | Coding |
| Pricing | Free (limited) + $10/mo Pro + $19/mo Business | $500/mo | Free + $8-$58/mo | Free + $20-$200/mo |
| Best for | Teams with GitHub already. Devs who don't want to change IDEs. | Engineering teams offloading tickets. Ops/platform work. | Social media creators, beginners, anyone wanting quick fun clips. | PMs, founders, non-devs shipping MVPs. |
| Strengths |
|
|
|
|
| Weaknesses |
|
|
|
|
| Kai's verdict | B-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't. | A-tier for the right use case. Not for solo devs. If you manage engineers, try one license. | A-tier for social/casual. B-tier for serious work. Good entry point. | A-tier. Best for fast prototypes. Competitive with Lovable — try both. |
| Link | Open → | Open → | Open → | Open → |