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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
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Rows
A
Fireflies
A
Genspark
A
NotebookLM
S
TaglineSpreadsheets with AI + live integrations baked in.Sales-focused meeting AI with CRM integration.AI agent for deep search. Generates Sparkpages — full mini-reports.Google's research notebook. Turns your docs into a podcast.
CategoryDataMeetingsResearchResearch
PricingFree + $19-$89/user/moFree + $10-$19/user/moFree + $25/mo PlusFree
Best forOps teams, marketers, anyone building dashboards from multiple sources.Sales teams, customer success, anyone running many discovery calls.Travel planning, shopping comparisons, deep research where you want an artifact back.Students, researchers, anyone with a stack of PDFs or a topic to learn.
Strengths
  • Pull live data from Stripe, Slack, Google Analytics, etc.
  • AI functions inside cells
  • Modern UX
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • Sparkpages = curated multi-source mini-articles
  • Agent can book, compare, shop
  • Autopilot agent for long tasks
  • Upload anything, ask questions, get cited answers
  • Audio Overview turns docs into a 10-min podcast
  • Great for studying
Weaknesses
  • Not a full Excel replacement for heavy users
  • Integrations best on paid tiers
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Early-stage — rough edges
  • Less reliable than Perplexity for simple questions
  • Google-only
  • Can be slow on large corpora
Kai's verdictA-tier. The most interesting spreadsheet in years. Great for ops dashboards.A-tier for sales teams. B-tier for solo users.A-tier. Bet on this one — the Sparkpage format is genuinely new.S-tier for study. The Audio Overview is a killer feature. Try it with three of your favorite PDFs.
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