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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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Bolt.new (StackBlitz)
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Suno
S
TaglineVS Code fork that made AI coding actually work.Prompt to deployed full-stack app in the browser.Prompt to full song with vocals, instruments, the works.
Categorycodingcodingaudio
PricingFree + $20/mo Pro + $40/mo BusinessFree + $20-$200/moFree + $10/mo + $30/mo
Best forDevelopers. Non-developers who want to ship working code.PMs, founders, non-devs shipping MVPs.Jingles, intros, demos, sketches, personal use.
Strengths
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
Weaknesses
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
  • Copyright gray zone
  • Audio quality behind studio
Kai's verdictS-tier for coding. If you write code of any kind, this pays back the $20 in a day.A-tier. Best for fast prototypes. Competitive with Lovable — try both.S-tier in its category. The first AI music tool I'd actually listen to.
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