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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
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S
Gamma
A
DeepSeek
S
TaglineRun any open-source AI model with an API call.Edit video + podcasts by editing the transcript.AI slide decks that don't look AI-generated.Chinese open-weight powerhouse. Crazy cheap, genuinely smart.
CategoryDev PlatformVideoProductivityChatbots
PricingPay per second of computeFree + $16-$50/moFree + $10-$20/moFree web + ultra-cheap API (~$0.14/M input tokens)
Best forDevelopers using open-source models (Flux, SDXL, Whisper, etc).Podcasters, course creators, anyone editing talking-head content.Pitch decks, proposals, internal presentations — fast.Developers + cost-conscious builders. Anyone fine with self-hosting.
Strengths
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • Edit audio/video by deleting text
  • Overdub (voice clone) for fixes
  • Strong collaboration + remote recording
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
Weaknesses
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Not a traditional NLE — some workflows awkward
  • Overdub ethics require care
  • Locked into Gamma's format
  • Export quality varies
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
Kai's verdictS-tier for open-source model APIs. The default in this space.S-tier for content creators. Cuts editing time in half. Non-obvious but life-changing.A-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.S-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.
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