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Windsurf
A
Udio
A
Runway
S
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Suno's main rival. Often better on instrumental nuance.The pro's AI video tool. Gen-4 is the current bar.
Categorycodingaudiovideo
PricingFree + $15/mo ProFree + $10-$30/moFree + $15-$95/mo
Best forDevelopers who want Cursor-like power for less money.Musicians comparing AI outputs. Anyone who didn't click with Suno.Marketing video, pitch decks, b-roll, creative shorts.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Strong instrumentals + genre fidelity
  • Extend/remix features
  • Good lyric understanding
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
Weaknesses
  • Smaller community
  • Model selection more limited
  • Same copyright gray zone as Suno
  • Ecosystem smaller
  • Expensive at scale
  • Still needs post-editing
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.A-tier. Genuinely different vibe from Suno — worth trying both for a month.S-tier. Market leader with reason. Start here for serious video.
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