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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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Windsurf
A
DeepSeek
S
Le Chat (Mistral)
B
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Chinese open-weight powerhouse. Crazy cheap, genuinely smart.French alternative. Fast, European, privacy-focused.
Categorycodingchatchat
PricingFree + $15/mo ProFree web + ultra-cheap API (~$0.14/M input tokens)Free + $15/mo Pro
Best forDevelopers who want Cursor-like power for less money.Developers + cost-conscious builders. Anyone fine with self-hosting.European users with data residency needs. Fans of open-weight models.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Open weights you can self-host
  • Strong reasoning + math
  • Near-free API pricing
  • DeepSeek-V3 / R1 are serious models
  • European data residency
  • Very fast responses
  • Open-weight Mistral models available
  • Good French/European languages
Weaknesses
  • Smaller community
  • Model selection more limited
  • Data goes to servers in China — privacy concerns for business use
  • Chinese policy filters
  • English polish trails Western models
  • Smaller capability gap vs frontier models
  • Less polished UX
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.S-tier for price/performance. A-tier for consumer use. If you build apps, this is the budget pick.B-tier overall, A-tier if GDPR/data residency matters. Solid backup option.
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