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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 (3 selected)
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ChatGPT Operator
B
Gamma
A
Hume AI
A
TaglineOpenAI's browser agent. Clicks and types on websites for you.AI slide decks that don't look AI-generated.Voice AI that reads + expresses emotion.
CategoryAgentsProductivityVoice
PricingIncluded with ChatGPT Pro $200/moFree + $10-$20/moFree tier + pay-as-you-go
Best forPower users willing to pay $200/mo for a browser bot.Pitch decks, proposals, internal presentations — fast.Therapy apps, customer service, any voice agent where emotion matters.
Strengths
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
  • Detects + mirrors emotional tone
  • EVI (Empathic Voice Interface) feels different
  • Expressive voice output
Weaknesses
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Locked into Gamma's format
  • Export quality varies
  • Niche use case
  • Pricing ramps fast
Kai's verdictB-tier. Still early. Manus is more flexible for less money.A-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.A-tier in its niche. The only one that actually gets emotion right.
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