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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
Perplexity
S
ChatGPT Operator
B
Granola
S
Runway
S
TaglineAI search done right. Cited answers, not chat theater.OpenAI's browser agent. Clicks and types on websites for you.Meeting notes that don't suck. Runs locally, no bot joins.The pro's AI video tool. Gen-4 is the current bar.
CategoryResearchAgentsMeetingsVideo
PricingFree + $20/mo ProIncluded with ChatGPT Pro $200/moFree + $18/moFree + $15-$95/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Power users willing to pay $200/mo for a browser bot.Founders, execs, consultants who live in calls.Marketing video, pitch decks, b-roll, creative shorts.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • No bot in the call — runs on your Mac
  • Strong templates
  • Fast summaries
  • Most mature video workflow
  • Character consistency via Act-One
  • Gen-4 quality is production-grade
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Mac-only
  • Single-user by design
  • Expensive at scale
  • Still needs post-editing
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.B-tier. Still early. Manus is more flexible for less money.S-tier. Category-defining UX. If you take notes in meetings, switch this week.S-tier. Market leader with reason. Start here for serious video.
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