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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
Sora
A
Claude Code
S
OpenAI Voice / Realtime
S
TaglinePrompt to full song with vocals, instruments, the works.OpenAI's video model. Long clips, cinematic quality.Anthropic's CLI agent. Opus-powered, operates on your repo directly.ChatGPT's voice + the Realtime API for developers.
CategoryAudioVideoCodingVoice
PricingFree + $10/mo + $30/moIncluded with ChatGPT Plus/ProPart of Claude Pro/Max/Team plansVoice included with ChatGPT Plus; Realtime API by usage
Best forJingles, intros, demos, sketches, personal use.ChatGPT subscribers experimenting with cinematic shots.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Voice chat users, developers building voice agents on OpenAI.
Strengths
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
Weaknesses
  • Copyright gray zone
  • Audio quality behind studio
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
Kai's verdictS-tier in its category. The first AI music tool I'd actually listen to.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.
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