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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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Data
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Writesonic
B
Perplexity
S
Adobe Firefly
A
Sudowrite
S
TaglineSEO-first AI writer. Optimized for ranking content.AI search done right. Cited answers, not chat theater.Commercially safe image gen, deeply integrated with Photoshop.AI writing tool built specifically for fiction writers.
CategoryMarketingResearchImageWriting
PricingFree + $15-$99/moFree + $20/mo ProFree + included with Creative Cloud$19-$59/mo
Best forContent marketers churning out SEO articles.Replacing Google for any question where you want a cited answer in seconds.Anyone in Creative Cloud. Brands that need copyright clarity.Novelists, screenwriters, fiction short-form writers.
Strengths
  • SEO built-in (Surfer integration)
  • Article generator for long-form
  • Chatsonic for research
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Trained on licensed content — commercially safe
  • Generative Fill in Photoshop is incredible
  • Native to Adobe ecosystem
  • Brainstorm, expand, rewrite modes designed for fiction
  • Story Bible for character + plot tracking
  • Understands voice + tone better than generic chatbots
Weaknesses
  • Output quality behind Claude for polish
  • SEO automation can produce generic content
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Aesthetic ceiling below Midjourney
  • Tied to Adobe subscription
  • Pricey for casual use
  • Fiction-only focus — not for business writing
Kai's verdictB-tier. Use Claude + manual SEO thinking. Writesonic is fast but generic.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier inside Photoshop (Generative Fill). B-tier standalone.S-tier for fiction. If you're writing a novel, this beats raw ChatGPT every time.
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