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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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DeepSeek
S
Rows
A
Gamma
A
Replicate
S
TaglineChinese open-weight powerhouse. Crazy cheap, genuinely smart.Spreadsheets with AI + live integrations baked in.AI slide decks that don't look AI-generated.Run any open-source AI model with an API call.
CategoryChatbotsDataProductivityDev Platform
PricingFree web + ultra-cheap API (~$0.14/M input tokens)Free + $19-$89/user/moFree + $10-$20/moPay per second of compute
Best forDevelopers + cost-conscious builders. Anyone fine with self-hosting.Ops teams, marketers, anyone building dashboards from multiple sources.Pitch decks, proposals, internal presentations — fast.Developers using open-source models (Flux, SDXL, Whisper, etc).
Strengths
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
Weaknesses
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Locked into Gamma's format
  • Export quality varies
  • Cold starts on less-popular models
  • Pricing gets real at scale
Kai's verdictS-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.S-tier for open-source model APIs. The default in this space.
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