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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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ChatGPT Operator
B
HeyGen
S
Devin
A
Perplexity
S
TaglineOpenAI's browser agent. Clicks and types on websites for you.AI avatar videos. Record once, speak any language.Cognition Labs' autonomous coding engineer.AI search done right. Cited answers, not chat theater.
Categoryagentsvideoagentsresearch
PricingIncluded with ChatGPT Pro $200/moFree + $24-$65/mo$500/moFree + $20/mo Pro
Best forPower users willing to pay $200/mo for a browser bot.Course creators, multilingual marketers, anyone scaling video content.Engineering teams offloading tickets. Ops/platform work.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Clone your face + voice in 2 minutes
  • Instant translation into 40+ languages with lip sync
  • Avatars look less uncanny than competitors
  • Works like an engineer — takes Slack tasks, opens PRs
  • Handles multi-hour engineering work
  • Reports back with what it did
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Pricey for serious volume
  • Long shots still feel off
  • Ethics — easy to misuse
  • Expensive
  • Best for well-scoped tasks
  • Not for solo hobbyists
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictB-tier. Still early. Manus is more flexible for less money.S-tier for multilingual video. If you sell courses or speak at events, this is a cheat code.A-tier for the right use case. Not for solo devs. If you manage engineers, try one license.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.
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