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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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S
Windsurf
A
Replit Agent
A
Pika
A
TaglineAI search done right. Cited answers, not chat theater.Codeium's agentic IDE. Cascade agent + strong free tier.Replit's AI that builds + deploys full apps on their platform.The playful, accessible AI video tool.
CategoryResearchCodingCodingVideo
PricingFree + $20/mo ProFree + $15/mo Pro$10-$25/mo Core/TeamsFree + $8-$58/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Developers who want Cursor-like power for less money.Teachers, students, prototypers, hackathon builders.Social media creators, beginners, anyone wanting quick fun clips.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Cheaper than Cursor
  • Cascade agent for multi-file tasks
  • Solid free tier
  • Full-stack + DB + auth + deploy in one environment
  • Great for teaching/learning
  • Runs everything in-browser
  • Ingredients feature — combine people, objects, scenes
  • Lip sync + sound effects
  • Fun, approachable UX
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Smaller community
  • Model selection more limited
  • Locked into Replit hosting
  • Less code quality than dedicated IDEs
  • Lower fidelity than Runway/Kling
  • Still rough on complex scenes
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.A-tier. Close second to Cursor. If $5/mo matters, start here.A-tier. Best for teaching a kid to code in 2026.A-tier for social/casual. B-tier for serious work. Good entry point.
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