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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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Audio
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Sora
A
Gemini
A
Stable Audio
A
HeyGen
S
TaglineOpenAI's video model. Long clips, cinematic quality.Google's answer. Best integrated with Workspace + free for a lot.Stability AI's open audio model. Loops + SFX + background.AI avatar videos. Record once, speak any language.
CategoryVideoChatbotsAudioVideo
PricingIncluded with ChatGPT Plus/ProFree + $20/mo Advanced (bundled with 2TB Drive)Free + $12/mo Pro + enterpriseFree + $24-$65/mo
Best forChatGPT subscribers experimenting with cinematic shots.Anyone already on Google, research tasks, summarizing long documents.Game developers, podcasters needing SFX, video creators needing background music.Course creators, multilingual marketers, anyone scaling video content.
Strengths
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Open-weight model available
  • Great for loops + game audio + SFX
  • Commercial-use clarity
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
Weaknesses
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Not for full songs with vocals
  • Shorter generation limits
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
Kai's verdictA-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.A-tier for its niche. Different use case than Suno — SFX and loops, not songs.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.
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