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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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Sora
A
Udio
A
Recraft
S
Replicate
S
TaglineOpenAI's video model. Long clips, cinematic quality.Suno's main rival. Often better on instrumental nuance.Vector + raster AI for designers. Actually controls the output.Run any open-source AI model with an API call.
CategoryVideoAudioImageDev Platform
PricingIncluded with ChatGPT Plus/ProFree + $10-$30/moFree + $12-$48/moPay per second of compute
Best forChatGPT subscribers experimenting with cinematic shots.Musicians comparing AI outputs. Anyone who didn't click with Suno.Designers, brand teams, anyone needing vector output or tight style control.Developers using open-source models (Flux, SDXL, Whisper, etc).
Strengths
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Strong instrumentals + genre fidelity
  • Extend/remix features
  • Good lyric understanding
  • Exports SVG vectors — rare in AI image gen
  • Strong style control + consistency
  • Brand kit for consistent outputs
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
Weaknesses
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Same copyright gray zone as Suno
  • Ecosystem smaller
  • Less hyped than Midjourney
  • Learning curve for non-designers
  • Cold starts on less-popular models
  • Pricing gets real at scale
Kai's verdictA-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.A-tier. Genuinely different vibe from Suno — worth trying both for a month.S-tier for designers. The only one that takes vectors seriously.S-tier for open-source model APIs. The default in this space.
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