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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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Genspark
A
Hume AI
A
Rows
A
Perplexity
S
TaglineAI agent for deep search. Generates Sparkpages — full mini-reports.Voice AI that reads + expresses emotion.Spreadsheets with AI + live integrations baked in.AI search done right. Cited answers, not chat theater.
CategoryResearchVoiceDataResearch
PricingFree + $25/mo PlusFree tier + pay-as-you-goFree + $19-$89/user/moFree + $20/mo Pro
Best forTravel planning, shopping comparisons, deep research where you want an artifact back.Therapy apps, customer service, any voice agent where emotion matters.Ops teams, marketers, anyone building dashboards from multiple sources.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • 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
  • 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
  • Early-stage — rough edges
  • Less reliable than Perplexity for simple questions
  • Niche use case
  • Pricing ramps fast
  • 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 verdictA-tier. Bet on this one — the Sparkpage format is genuinely new.A-tier in its niche. The only one that actually gets emotion right.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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