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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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Manus
S
Genspark
A
Rows
A
Perplexity
S
TaglineAutonomous AI agent that actually finishes tasks.AI agent for deep search. Generates Sparkpages — full mini-reports.Spreadsheets with AI + live integrations baked in.AI search done right. Cited answers, not chat theater.
CategoryAgentsResearchDataResearch
PricingFree tier + $39-$199/moFree + $25/mo PlusFree + $19-$89/user/moFree + $20/mo Pro
Best forPeople who want to hand off tasks entirely — trip planning, research, spreadsheet building.Travel planning, shopping comparisons, deep research where you want an artifact back.Ops teams, marketers, anyone building dashboards from multiple sources.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • General-purpose agent — research, book, build, analyze
  • Parallel task execution
  • Web browsing + file creation + coding
  • Sparkpages = curated multi-source mini-articles
  • Agent can book, compare, shop
  • Autopilot agent for long tasks
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Still hit-or-miss on complex multi-hour tasks
  • Can burn credits fast
  • Early-stage — rough edges
  • Less reliable than Perplexity for simple questions
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictS-tier in the agent category. The first one I'd give to a non-technical friend.A-tier. Bet on this one — the Sparkpage format is genuinely new.A-tier. The most interesting spreadsheet in years. Great for ops dashboards.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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