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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
Cursor
S
DALL-E 3
B
Suno
S
TaglineRun any open-source AI model with an API call.VS Code fork that made AI coding actually work.OpenAI's image model. Built into ChatGPT Plus.Prompt to full song with vocals, instruments, the works.
CategoryDev PlatformCodingImageAudio
PricingPay per second of computeFree + $20/mo Pro + $40/mo BusinessIncluded with ChatGPT Plus $20/moFree + $10/mo + $30/mo
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Developers. Non-developers who want to ship working code.ChatGPT Plus users who want images without paying extra.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
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Excellent prompt understanding
  • Built into ChatGPT — no extra subscription
  • Good at composition + concepts
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Aesthetic ceiling below Midjourney + Ideogram
  • Text rendering worse than Ideogram
  • No fine control
  • Copyright gray zone
  • Audio quality behind studio
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.B-tier standalone, A-tier value if you already pay ChatGPT. Don't pay for it separately.S-tier in its category. The first AI music tool I'd actually listen to.
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