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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
Bolt.new (StackBlitz)
A
Claude
S
TaglineMicrosoft/GitHub's autocomplete. Deep VS Code + JetBrains integration.Prompt to deployed full-stack app in the browser.Anthropic's flagship — best reasoning + longest useful context.
Categorycodingcodingchat
PricingFree (limited) + $10/mo Pro + $19/mo BusinessFree + $20-$200/moFree + $20/mo Pro + team/enterprise
Best forTeams with GitHub already. Devs who don't want to change IDEs.PMs, founders, non-devs shipping MVPs.Long writing, code, careful thinking, documents over 50 pages.
Strengths
  • Great enterprise story
  • Works in your existing IDE
  • Chat + autocomplete
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
  • Best-in-class writing + nuanced reasoning
  • 1M context on Opus
  • Artifacts for code/docs
  • Lowest hallucination rate in my testing
Weaknesses
  • Less agentic than Cursor/Claude Code
  • Model quality varies
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
  • Image generation is weak
  • No native web search on all tiers
Kai's verdictB-tier. Solid for autocomplete but the category moved past it. Pick Cursor unless you can't.A-tier. Best for fast prototypes. Competitive with Lovable — try both.S-tier for reasoning and writing. If you only pay for one chatbot, pay for this one — especially for long work.
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