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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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Suno
S
Google Veo
A
Aider
A
TaglinePrompt to full song with vocals, instruments, the works.Google's video model. Baked into Gemini + YouTube Shorts.Terminal-based AI pair programmer. Git-aware, model-flexible.
CategoryAudioVideoCoding
PricingFree + $10/mo + $30/moIncluded with Gemini Advanced $20/mo + YouTube creator toolsFree (open source) + whatever API you use
Best forJingles, intros, demos, sketches, personal use.Gemini Advanced users, YouTube Shorts creators.Developers who want open-source tooling with full control.
Strengths
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Works in any terminal
  • Auto-commits changes with meaningful messages
  • Works with any model (Claude, GPT, local)
  • Minimal learning curve
Weaknesses
  • Copyright gray zone
  • Audio quality behind studio
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Terminal-only
  • Less agentic than Claude Code
  • Setup on Windows is fiddly
Kai's verdictS-tier in its category. The first AI music tool I'd actually listen to.A-tier if you already pay Gemini. B-tier standalone.A-tier. The right answer if you want open-source + terminal-native + model-agnostic.
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