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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
Flux (Black Forest Labs)
A
Adobe Firefly
A
TaglineGamer + creator image gen with model fine-tuning built in.Open weights + strong photorealism. The open-source answer.Commercially safe image gen, deeply integrated with Photoshop.
Categoryimageimageimage
PricingFree + $12-$60/moAPI + open weights (Schnell is Apache 2.0)Free + included with Creative Cloud
Best forIndie game devs, illustrators, anyone training custom style models.Developers + power users who want control and privacy.Anyone in Creative Cloud. Brands that need copyright clarity.
Strengths
  • Train your own models on your style/character
  • Great for game art + concept art
  • Generous free tier
  • Runs locally on a beefy GPU
  • Very photoreal
  • Best open-weight model
  • Trained on licensed content — commercially safe
  • Generative Fill in Photoshop is incredible
  • Native to Adobe ecosystem
Weaknesses
  • General output behind Midjourney
  • Can be overwhelming
  • Harder to use than hosted tools
  • Needs infra
  • Aesthetic ceiling below Midjourney
  • Tied to Adobe subscription
Kai's verdictA-tier for creators training custom looks. B-tier for general use.A-tier. S-tier if you self-host. The reason open-source image gen matters.S-tier inside Photoshop (Generative Fill). B-tier standalone.
LinkOpen →Open →Open →