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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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Suno
S
Udio
A
Stable Audio
A
Google Veo
A
TaglinePrompt to full song with vocals, instruments, the works.Suno's main rival. Often better on instrumental nuance.Stability AI's open audio model. Loops + SFX + background.Google's video model. Baked into Gemini + YouTube Shorts.
Categoryaudioaudioaudiovideo
PricingFree + $10/mo + $30/moFree + $10-$30/moFree + $12/mo Pro + enterpriseIncluded with Gemini Advanced $20/mo + YouTube creator tools
Best forJingles, intros, demos, sketches, personal use.Musicians comparing AI outputs. Anyone who didn't click with Suno.Game developers, podcasters needing SFX, video creators needing background music.Gemini Advanced users, YouTube Shorts creators.
Strengths
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Strong instrumentals + genre fidelity
  • Extend/remix features
  • Good lyric understanding
  • Open-weight model available
  • Great for loops + game audio + SFX
  • Commercial-use clarity
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
Weaknesses
  • Copyright gray zone
  • Audio quality behind studio
  • Same copyright gray zone as Suno
  • Ecosystem smaller
  • Not for full songs with vocals
  • Shorter generation limits
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
Kai's verdictS-tier in its category. The first AI music tool I'd actually listen to.A-tier. Genuinely different vibe from Suno — worth trying both for a month.A-tier for its niche. Different use case than Suno — SFX and loops, not songs.A-tier if you already pay Gemini. B-tier standalone.
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