KaiAI tutor for anyone

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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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Bolt.new (StackBlitz)
A
Claude Code
S
Gemini
A
TaglinePrompt to deployed full-stack app in the browser.Anthropic's CLI agent. Opus-powered, operates on your repo directly.Google's answer. Best integrated with Workspace + free for a lot.
CategoryCodingCodingChatbots
PricingFree + $20-$200/moPart of Claude Pro/Max/Team plansFree + $20/mo Advanced (bundled with 2TB Drive)
Best forPMs, founders, non-devs shipping MVPs.Developers who want an agent, not autocomplete. Large refactors, tests, docs.Anyone already on Google, research tasks, summarizing long documents.
Strengths
  • Full-stack generation + live preview
  • Deploy to Netlify in one click
  • Works in-browser — no install
  • Runs locally, edits your actual files
  • Strong on large codebases with 1M context
  • Great at multi-step tasks
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
Weaknesses
  • Quality ceiling for complex apps
  • Can get into loops for non-trivial bugs
  • Terminal-based — learning curve
  • Can't be used without Claude subscription
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
Kai's verdictA-tier. Best for fast prototypes. Competitive with Lovable — try both.S-tier if you live in the terminal. Different shape than Cursor — complementary, not replacement.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.
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