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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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Jasper
B
Perplexity
S
Lex
A
TaglineMarketing-first AI writing. Brand voice + campaign tools.AI search done right. Cited answers, not chat theater.Google Docs with an AI collaborator baked in.
Categorymarketingresearchwriting
Pricing$49-$129/moFree + $20/mo ProFree + $12/mo
Best forMarketing teams that need brand-consistent output at scale.Replacing Google for any question where you want a cited answer in seconds.Essays, long-form drafts, thinking on the page.
Strengths
  • Brand voice memory + guidelines
  • Templates for every marketing channel
  • Team-grade content review
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
Weaknesses
  • Pricey vs Claude/ChatGPT
  • Less flexible than raw chatbot
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
Kai's verdictB-tier for individuals — Claude does this for less. A-tier for teams needing brand consistency.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.
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