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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
Kling
A
TaglineChinese open-weight powerhouse. Crazy cheap, genuinely smart.Spreadsheets with AI + live integrations baked in.Kuaishou's video model. The surprise standout.
CategoryChatbotsDataVideo
PricingFree web + ultra-cheap API (~$0.14/M input tokens)Free + $19-$89/user/moCredit-based, free trial
Best forDevelopers + cost-conscious builders. Anyone fine with self-hosting.Ops teams, marketers, anyone building dashboards from multiple sources.Anyone who wants top-tier video quality for less.
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
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
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
  • UX is rough for English speakers
  • Queue times
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. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.
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