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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
Claude Code
S
Runway
S
Hex
A
TaglineChinese open-weight powerhouse. Crazy cheap, genuinely smart.Anthropic's CLI agent. Opus-powered, operates on your repo directly.The pro's AI video tool. Gen-4 is the current bar.Modern data notebook with Magic AI assistant.
CategoryChatbotsCodingVideoData
PricingFree web + ultra-cheap API (~$0.14/M input tokens)Part of Claude Pro/Max/Team plansFree + $15-$95/moFree + $28+/user/mo
Best forDevelopers + cost-conscious builders. Anyone fine with self-hosting.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Marketing video, pitch decks, b-roll, creative shorts.Data teams at startups + enterprises.
Strengths
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
  • SQL + Python + no-code in one notebook
  • Magic AI writes queries + viz for you
  • Team-grade collaboration
Weaknesses
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Expensive at scale
  • Still needs post-editing
  • Overkill for casual users
  • Enterprise pricing
Kai's verdictS-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.S-tier. Market leader with reason. Start here for serious video.A-tier for data teams. S-tier if you already live in SQL + Python.
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