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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Productivity
Writing
Marketing
Runway S | Suno S | Rows A | |
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| Tagline | The pro's AI video tool. Gen-4 is the current bar. | Prompt to full song with vocals, instruments, the works. | Spreadsheets with AI + live integrations baked in. |
| Category | Video | Audio | Data |
| Pricing | Free + $15-$95/mo | Free + $10/mo + $30/mo | Free + $19-$89/user/mo |
| Best for | Marketing video, pitch decks, b-roll, creative shorts. | Jingles, intros, demos, sketches, personal use. | Ops teams, marketers, anyone building dashboards from multiple sources. |
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| Kai's verdict | S-tier. Market leader with reason. Start here for serious video. | S-tier in its category. The first AI music tool I'd actually listen to. | A-tier. The most interesting spreadsheet in years. Great for ops dashboards. |
| Link | Open → | Open → | Open → |