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Compare AI tools

Side-by-side: what they do, what they cost, what Kai actually thinks. Pass up to 4 tools via ?tools=claude,chatgpt,gemini.
Pick tools (4 selected)
Dev Platform
Agents
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
ChatGPT Operator
B
Kling
A
Lex
A
Suno
S
TaglineOpenAI's browser agent. Clicks and types on websites for you.Kuaishou's video model. The surprise standout.Google Docs with an AI collaborator baked in.Prompt to full song with vocals, instruments, the works.
CategoryAgentsVideoWritingAudio
PricingIncluded with ChatGPT Pro $200/moCredit-based, free trialFree + $12/moFree + $10/mo + $30/mo
Best forPower users willing to pay $200/mo for a browser bot.Anyone who wants top-tier video quality for less.Essays, long-form drafts, thinking on the page.Jingles, intros, demos, sketches, personal use.
Strengths
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Real songs with real lyrics
  • v4 is very good
  • Quick turnaround
Weaknesses
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • UX is rough for English speakers
  • Queue times
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Copyright gray zone
  • Audio quality behind studio
Kai's verdictB-tier. Still early. Manus is more flexible for less money.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier in its category. The first AI music tool I'd actually listen to.
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