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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
Google Veo
A
Stable Audio
A
Recraft
S
TaglineRun any open-source AI model with an API call.Google's video model. Baked into Gemini + YouTube Shorts.Stability AI's open audio model. Loops + SFX + background.Vector + raster AI for designers. Actually controls the output.
CategoryDev PlatformVideoAudioImage
PricingPay per second of computeIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree + $12/mo Pro + enterpriseFree + $12-$48/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Gemini Advanced users, YouTube Shorts creators.Game developers, podcasters needing SFX, video creators needing background music.Designers, brand teams, anyone needing vector output or tight style control.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Open-weight model available
  • Great for loops + game audio + SFX
  • Commercial-use clarity
  • Exports SVG vectors — rare in AI image gen
  • Strong style control + consistency
  • Brand kit for consistent outputs
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Not for full songs with vocals
  • Shorter generation limits
  • Less hyped than Midjourney
  • Learning curve for non-designers
Kai's verdictS-tier for open-source model APIs. The default in this space.A-tier if you already pay Gemini. B-tier standalone.A-tier for its niche. Different use case than Suno — SFX and loops, not songs.S-tier for designers. The only one that takes vectors seriously.
LinkOpen →Open →Open →Open →