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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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Leonardo.ai
A
Sora
A
Hume AI
A
TaglineGamer + creator image gen with model fine-tuning built in.OpenAI's video model. Long clips, cinematic quality.Voice AI that reads + expresses emotion.
CategoryImageVideoVoice
PricingFree + $12-$60/moIncluded with ChatGPT Plus/ProFree tier + pay-as-you-go
Best forIndie game devs, illustrators, anyone training custom style models.ChatGPT subscribers experimenting with cinematic shots.Therapy apps, customer service, any voice agent where emotion matters.
Strengths
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Detects + mirrors emotional tone
  • EVI (Empathic Voice Interface) feels different
  • Expressive voice output
Weaknesses
  • General output behind Midjourney
  • Can be overwhelming
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Niche use case
  • Pricing ramps fast
Kai's verdictA-tier for creators training custom looks. B-tier for general use.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.A-tier in its niche. The only one that actually gets emotion right.
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