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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
HeyGen
S
Gemini
A
Suno
S
TaglineGamer + creator image gen with model fine-tuning built in.AI avatar videos. Record once, speak any language.Google's answer. Best integrated with Workspace + free for a lot.Prompt to full song with vocals, instruments, the works.
CategoryImageVideoChatbotsAudio
PricingFree + $12-$60/moFree + $24-$65/moFree + $20/mo Advanced (bundled with 2TB Drive)Free + $10/mo + $30/mo
Best forIndie game devs, illustrators, anyone training custom style models.Course creators, multilingual marketers, anyone scaling video content.Anyone already on Google, research tasks, summarizing long documents.Jingles, intros, demos, sketches, personal use.
Strengths
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
Weaknesses
  • General output behind Midjourney
  • Can be overwhelming
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Copyright gray zone
  • Audio quality behind studio
Kai's verdictA-tier for creators training custom looks. B-tier for general use.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.S-tier in its category. The first AI music tool I'd actually listen to.
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