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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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Agents
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Image
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Dev Platform
Data
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Education
ChatGPT Operator
B
Lex
A
Elicit
S
Kling
A
TaglineOpenAI's browser agent. Clicks and types on websites for you.Google Docs with an AI collaborator baked in.AI research assistant for academic literature.Kuaishou's video model. The surprise standout.
CategoryAgentsWritingResearchVideo
PricingIncluded with ChatGPT Pro $200/moFree + $12/moFree + $12-$42/moCredit-based, free trial
Best forPower users willing to pay $200/mo for a browser bot.Essays, long-form drafts, thinking on the page.Grad students, researchers, anyone doing literature reviews.Anyone who wants top-tier video quality for less.
Strengths
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
Weaknesses
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Academic-only
  • Can hallucinate citations — verify everything
  • UX is rough for English speakers
  • Queue times
Kai's verdictB-tier. Still early. Manus is more flexible for less money.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier for academic research. Nothing else comes close for systematic reviews.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.
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