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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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Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Writesonic
B
Gemini
A
Google Veo
A
Adobe Firefly
A
TaglineSEO-first AI writer. Optimized for ranking content.Google's answer. Best integrated with Workspace + free for a lot.Google's video model. Baked into Gemini + YouTube Shorts.Commercially safe image gen, deeply integrated with Photoshop.
CategoryMarketingChatbotsVideoImage
PricingFree + $15-$99/moFree + $20/mo Advanced (bundled with 2TB Drive)Included with Gemini Advanced $20/mo + YouTube creator toolsFree + included with Creative Cloud
Best forContent marketers churning out SEO articles.Anyone already on Google, research tasks, summarizing long documents.Gemini Advanced users, YouTube Shorts creators.Anyone in Creative Cloud. Brands that need copyright clarity.
Strengths
  • SEO built-in (Surfer integration)
  • Article generator for long-form
  • Chatsonic for research
  • Native Google Workspace integration
  • Very long context (1M+)
  • Deep Research feature
  • Free tier is generous
  • Included with Gemini Advanced
  • YouTube Shorts native integration
  • Strong prompt understanding
  • Trained on licensed content — commercially safe
  • Generative Fill in Photoshop is incredible
  • Native to Adobe ecosystem
Weaknesses
  • Output quality behind Claude for polish
  • SEO automation can produce generic content
  • Writing quality trails Claude
  • Over-refusals on edge content
  • UI is cluttered
  • Still catching up on quality vs Kling/Runway
  • Less control than pros need
  • Aesthetic ceiling below Midjourney
  • Tied to Adobe subscription
Kai's verdictB-tier. Use Claude + manual SEO thinking. Writesonic is fast but generic.A-tier. The Deep Research feature is genuinely useful. Don't sleep on it if you're already paying Google.A-tier if you already pay Gemini. B-tier standalone.S-tier inside Photoshop (Generative Fill). B-tier standalone.
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