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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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TaglineRun any open-source AI model with an API call.Meeting notes that don't suck. Runs locally, no bot joins.The playful, accessible AI video tool.VS Code fork that made AI coding actually work.
CategoryDev PlatformMeetingsVideoCoding
PricingPay per second of computeFree + $18/moFree + $8-$58/moFree + $20/mo Pro + $40/mo Business
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Founders, execs, consultants who live in calls.Social media creators, beginners, anyone wanting quick fun clips.Developers. Non-developers who want to ship working code.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • No bot in the call — runs on your Mac
  • Strong templates
  • Fast summaries
  • Ingredients feature — combine people, objects, scenes
  • Lip sync + sound effects
  • Fun, approachable UX
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Mac-only
  • Single-user by design
  • Lower fidelity than Runway/Kling
  • Still rough on complex scenes
  • Can feel overwhelming for non-coders
  • Expensive at scale
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier. Category-defining UX. If you take notes in meetings, switch this week.A-tier for social/casual. B-tier for serious work. Good entry point.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.
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