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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
Qwen
A
Groq
S
TaglineCodeium's agentic IDE. Cascade agent + strong free tier.Alibaba's open chat model. Multilingual + agentic.The fastest AI inference in the world. Crazy low latency.
Categorycodingchatdev platform
PricingFree + $15/mo ProFree web + APIFree tier + pay-as-you-go API
Best forDevelopers who want Cursor-like power for less money.Vietnamese/Chinese content, SEA multilingual use, developers wanting open-weight tool-use.Developers who need sub-100ms LLM responses.
Strengths
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Excellent Chinese + Vietnamese + SEA languages
  • Strong at tool-use + agentic workflows
  • Open weights (Qwen2.5, Qwen3)
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
Weaknesses
  • Smaller community
  • Model selection more limited
  • English quality behind Claude/GPT
  • Less well-known outside Asia
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
Kai's verdictA-tier. Close second to Cursor. If $5/mo matters, start here.A-tier. The best open model for Vietnamese + Chinese. Don't sleep on it if you work in SEA.S-tier for speed. When latency is the product, start here.
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