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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
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ChatGPT Operator
B
Rows
A
Genspark
A
Hume AI
A
TaglineOpenAI's browser agent. Clicks and types on websites for you.Spreadsheets with AI + live integrations baked in.AI agent for deep search. Generates Sparkpages — full mini-reports.Voice AI that reads + expresses emotion.
CategoryAgentsDataResearchVoice
PricingIncluded with ChatGPT Pro $200/moFree + $19-$89/user/moFree + $25/mo PlusFree tier + pay-as-you-go
Best forPower users willing to pay $200/mo for a browser bot.Ops teams, marketers, anyone building dashboards from multiple sources.Travel planning, shopping comparisons, deep research where you want an artifact back.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
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Sparkpages = curated multi-source mini-articles
  • Agent can book, compare, shop
  • Autopilot agent for long tasks
  • 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
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Early-stage — rough edges
  • Less reliable than Perplexity for simple questions
  • Niche use case
  • Pricing ramps fast
Kai's verdictB-tier. Still early. Manus is more flexible for less money.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier. Bet on this one — the Sparkpage format is genuinely new.A-tier in its niche. The only one that actually gets emotion right.
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