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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
Google Veo
A
Udio
A
Replicate
S
TaglineGamer + creator image gen with model fine-tuning built in.Google's video model. Baked into Gemini + YouTube Shorts.Suno's main rival. Often better on instrumental nuance.Run any open-source AI model with an API call.
CategoryImageVideoAudioDev Platform
PricingFree + $12-$60/moIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree + $10-$30/moPay per second of compute
Best forIndie game devs, illustrators, anyone training custom style models.Gemini Advanced users, YouTube Shorts creators.Musicians comparing AI outputs. Anyone who didn't click with Suno.Developers using open-source models (Flux, SDXL, Whisper, etc).
Strengths
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Strong instrumentals + genre fidelity
  • Extend/remix features
  • Good lyric understanding
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
Weaknesses
  • General output behind Midjourney
  • Can be overwhelming
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Same copyright gray zone as Suno
  • Ecosystem smaller
  • Cold starts on less-popular models
  • Pricing gets real at scale
Kai's verdictA-tier for creators training custom looks. B-tier for general use.A-tier if you already pay Gemini. B-tier standalone.A-tier. Genuinely different vibe from Suno — worth trying both for a month.S-tier for open-source model APIs. The default in this space.
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