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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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Stable Audio
A
Google Veo
A
Fireflies
A
Replicate
S
TaglineStability AI's open audio model. Loops + SFX + background.Google's video model. Baked into Gemini + YouTube Shorts.Sales-focused meeting AI with CRM integration.Run any open-source AI model with an API call.
CategoryAudioVideoMeetingsDev Platform
PricingFree + $12/mo Pro + enterpriseIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree + $10-$19/user/moPay per second of compute
Best forGame developers, podcasters needing SFX, video creators needing background music.Gemini Advanced users, YouTube Shorts creators.Sales teams, customer success, anyone running many discovery calls.Developers using open-source models (Flux, SDXL, Whisper, etc).
Strengths
  • Open-weight model available
  • Great for loops + game audio + SFX
  • Commercial-use clarity
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
Weaknesses
  • Not for full songs with vocals
  • Shorter generation limits
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Cold starts on less-popular models
  • Pricing gets real at scale
Kai's verdictA-tier for its niche. Different use case than Suno — SFX and loops, not songs.A-tier if you already pay Gemini. B-tier standalone.A-tier for sales teams. B-tier for solo users.S-tier for open-source model APIs. The default in this space.
LinkOpen →Open →Open →Open →