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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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GitHub Copilot
B
Windsurf
A
Qwen
A
Copy.ai
A
TaglineMicrosoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Codeium's agentic IDE. Cascade agent + strong free tier.Alibaba's open chat model. Multilingual + agentic.AI GTM platform. Workflows for sales + marketing ops.
Categorycodingcodingchatmarketing
PricingFree (limited) + $10/mo Pro + $19/mo BusinessFree + $15/mo ProFree web + APIFree + $49-$249/mo
Best forTeams with GitHub already. Devs who don't want to change IDEs.Developers who want Cursor-like power for less money.Vietnamese/Chinese content, SEA multilingual use, developers wanting open-weight tool-use.RevOps + marketing ops automating repetitive tasks.
Strengths
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • 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)
  • Workflow builder for GTM automations
  • CRM enrichment + outbound sequences
  • Scales better than ad-hoc prompts
Weaknesses
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Smaller community
  • Model selection more limited
  • English quality behind Claude/GPT
  • Less well-known outside Asia
  • Overlaps with general chatbots
  • Workflow setup takes time
Kai's verdictB-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.A-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.A-tier for ops automation. B-tier for simple copy (use Claude).
LinkOpen →Open →Open →Open →