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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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S
Granola
S
Hex
A
Suno
S
TaglineRun any open-source AI model with an API call.Meeting notes that don't suck. Runs locally, no bot joins.Modern data notebook with Magic AI assistant.Prompt to full song with vocals, instruments, the works.
CategoryDev PlatformMeetingsDataAudio
PricingPay per second of computeFree + $18/moFree + $28+/user/moFree + $10/mo + $30/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Founders, execs, consultants who live in calls.Data teams at startups + enterprises.Jingles, intros, demos, sketches, personal use.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • No bot in the call — runs on your Mac
  • Strong templates
  • Fast summaries
  • SQL + Python + no-code in one notebook
  • Magic AI writes queries + viz for you
  • Team-grade collaboration
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Mac-only
  • Single-user by design
  • Overkill for casual users
  • Enterprise pricing
  • Copyright gray zone
  • Audio quality behind studio
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier. Category-defining UX. If you take notes in meetings, switch this week.A-tier for data teams. S-tier if you already live in SQL + Python.S-tier in its category. The first AI music tool I'd actually listen to.
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