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Leonardo.ai
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TaglineRun any open-source AI model with an API call.Prompt to full song with vocals, instruments, the works.Spreadsheets with AI + live integrations baked in.Gamer + creator image gen with model fine-tuning built in.
CategoryDev PlatformAudioDataImage
PricingPay per second of computeFree + $10/mo + $30/moFree + $19-$89/user/moFree + $12-$60/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Jingles, intros, demos, sketches, personal use.Ops teams, marketers, anyone building dashboards from multiple sources.Indie game devs, illustrators, anyone training custom style models.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Copyright gray zone
  • Audio quality behind studio
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • General output behind Midjourney
  • Can be overwhelming
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier in its category. The first AI music tool I'd actually listen to.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier for creators training custom looks. B-tier for general use.
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