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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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Claude Code
S
Ollama
S
Runway
S
OpenAI Voice / Realtime
S
TaglineAnthropic's CLI agent. Opus-powered, operates on your repo directly.Run LLMs locally. One-line install, GUI optional.The pro's AI video tool. Gen-4 is the current bar.ChatGPT's voice + the Realtime API for developers.
CategoryCodingDev PlatformVideoVoice
PricingPart of Claude Pro/Max/Team plansFree + open sourceFree + $15-$95/moVoice included with ChatGPT Plus; Realtime API by usage
Best forDevelopers who want an agent, not autocomplete. Large refactors, tests, docs.Devs wanting offline/local LLMs for privacy or experimentation.Marketing video, pitch decks, b-roll, creative shorts.Voice chat users, developers building voice agents on OpenAI.
Strengths
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Run Llama, Mistral, Qwen, etc. on your laptop
  • Simple CLI + API
  • Hardware-aware (picks the right quant)
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
  • Advanced Voice Mode feels genuinely conversational
  • Realtime API enables true two-way voice apps
  • Built into ChatGPT
Weaknesses
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Needs beefy laptop for larger models
  • Speed way behind cloud APIs
  • Expensive at scale
  • Still needs post-editing
  • Pricey for production apps
  • Less voice variety than ElevenLabs
  • Platform lock-in
Kai's verdictS-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.S-tier for local inference. If you care about privacy or want to tinker, install this today.S-tier. Market leader with reason. Start here for serious video.S-tier for conversation. A-tier for TTS. Complement to ElevenLabs, not replacement.
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