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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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Udio
A
Sora
A
Suno
S
Perplexity
S
TaglineSuno's main rival. Often better on instrumental nuance.OpenAI's video model. Long clips, cinematic quality.Prompt to full song with vocals, instruments, the works.AI search done right. Cited answers, not chat theater.
CategoryAudioVideoAudioResearch
PricingFree + $10-$30/moIncluded with ChatGPT Plus/ProFree + $10/mo + $30/moFree + $20/mo Pro
Best forMusicians comparing AI outputs. Anyone who didn't click with Suno.ChatGPT subscribers experimenting with cinematic shots.Jingles, intros, demos, sketches, personal use.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Strong instrumentals + genre fidelity
  • Extend/remix features
  • Good lyric understanding
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Same copyright gray zone as Suno
  • Ecosystem smaller
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Copyright gray zone
  • Audio quality behind studio
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier. Genuinely different vibe from Suno — worth trying both for a month.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.S-tier in its category. The first AI music tool I'd actually listen to.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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