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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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Replicate
S
Suno
S
Adobe Firefly
A
Kling
A
TaglineRun any open-source AI model with an API call.Prompt to full song with vocals, instruments, the works.Commercially safe image gen, deeply integrated with Photoshop.Kuaishou's video model. The surprise standout.
CategoryDev PlatformAudioImageVideo
PricingPay per second of computeFree + $10/mo + $30/moFree + included with Creative CloudCredit-based, free trial
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Jingles, intros, demos, sketches, personal use.Anyone in Creative Cloud. Brands that need copyright clarity.Anyone who wants top-tier video quality for less.
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
  • Trained on licensed content — commercially safe
  • Generative Fill in Photoshop is incredible
  • Native to Adobe ecosystem
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Copyright gray zone
  • Audio quality behind studio
  • Aesthetic ceiling below Midjourney
  • Tied to Adobe subscription
  • UX is rough for English speakers
  • Queue times
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.S-tier inside Photoshop (Generative Fill). B-tier standalone.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.
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