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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
Runway
S
Perplexity
S
Elicit
S
TaglineMarketing-first AI writing. Brand voice + campaign tools.The pro's AI video tool. Gen-4 is the current bar.AI search done right. Cited answers, not chat theater.AI research assistant for academic literature.
CategoryMarketingVideoResearchResearch
Pricing$49-$129/moFree + $15-$95/moFree + $20/mo ProFree + $12-$42/mo
Best forMarketing teams that need brand-consistent output at scale.Marketing video, pitch decks, b-roll, creative shorts.Replacing Google for any question where you want a cited answer in seconds.Grad students, researchers, anyone doing literature reviews.
Strengths
  • Brand voice memory + guidelines
  • Templates for every marketing channel
  • Team-grade content review
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Searches 125M+ papers
  • Extracts + synthesizes findings across papers
  • Systematic review workflow
Weaknesses
  • Pricey vs Claude/ChatGPT
  • Less flexible than raw chatbot
  • Expensive at scale
  • Still needs post-editing
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Academic-only
  • Can hallucinate citations — verify everything
Kai's verdictB-tier for individuals — Claude does this for less. A-tier for teams needing brand consistency.S-tier. Market leader with reason. Start here for serious video.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for academic research. Nothing else comes close for systematic reviews.
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