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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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Dev Platform
Agents
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Video
Audio
Research
Coding
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Image
Meetings
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Data
Marketing
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Replit Agent
A
Galileo AI
B
Gemini
A
Gamma
A
TaglineReplit's AI that builds + deploys full apps on their platform.Prompt to UI design. Figma-ready outputs.Google's answer. Best integrated with Workspace + free for a lot.AI slide decks that don't look AI-generated.
CategoryCodingDesignChatbotsProductivity
Pricing$10-$25/mo Core/TeamsFree trial + paid plansFree + $20/mo Advanced (bundled with 2TB Drive)Free + $10-$20/mo
Best forTeachers, students, prototypers, hackathon builders.Designers brainstorming first drafts.Anyone already on Google, research tasks, summarizing long documents.Pitch decks, proposals, internal presentations — fast.
Strengths
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
  • Prompt-to-UI with real layouts
  • Exports to Figma
  • Faster than hand-designing from scratch
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
Weaknesses
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
  • Output needs designer polish
  • Pricing unclear / changes often
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Locked into Gamma's format
  • Export quality varies
Kai's verdictA-tier. Best for teaching a kid to code in 2026.B-tier. Useful for first drafts. v0 is the better bet for shipping code.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.A-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.
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