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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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Rows
A
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Suno
S
Replicate
S
TaglineSpreadsheets with AI + live integrations baked in.AI-powered networked notes. Roam with a brain.Prompt to full song with vocals, instruments, the works.Run any open-source AI model with an API call.
CategoryDataProductivityAudioDev Platform
PricingFree + $19-$89/user/mo$10/moFree + $10/mo + $30/moPay per second of compute
Best forOps teams, marketers, anyone building dashboards from multiple sources.Knowledge workers + thinkers who want AI in their second brain.Jingles, intros, demos, sketches, personal use.Developers using open-source models (Flux, SDXL, Whisper, etc).
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • AI auto-links related notes
  • Generates backlinks + summaries
  • Clean, minimal UX
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Expensive for just notes
  • Smaller community than Obsidian
  • Copyright gray zone
  • Audio quality behind studio
  • Cold starts on less-popular models
  • Pricing gets real at scale
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. Niche but beloved. If you've outgrown Notion, try this.S-tier in its category. The first AI music tool I'd actually listen to.S-tier for open-source model APIs. The default in this space.
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