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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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Qwen
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TaglineAI search done right. Cited answers, not chat theater.VS Code fork that made AI coding actually work.Spreadsheets with AI + live integrations baked in.Alibaba's open chat model. Multilingual + agentic.
CategoryResearchCodingDataChatbots
PricingFree + $20/mo ProFree + $20/mo Pro + $40/mo BusinessFree + $19-$89/user/moFree web + API
Best forReplacing Google for any question where you want a cited answer in seconds.Developers. Non-developers who want to ship working code.Ops teams, marketers, anyone building dashboards from multiple sources.Vietnamese/Chinese content, SEA multilingual use, developers wanting open-weight tool-use.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Excellent Chinese + Vietnamese + SEA languages
  • Strong at tool-use + agentic workflows
  • Open weights (Qwen2.5, Qwen3)
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • English quality behind Claude/GPT
  • Less well-known outside Asia
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. The best open model for Vietnamese + Chinese. Don't sleep on it if you work in SEA.
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