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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
Audio
Research
Agents
Coding
Chatbots
Image
Video
Voice
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Fireflies
A
Groq
S
Lex
A
Perplexity
S
TaglineSales-focused meeting AI with CRM integration.The fastest AI inference in the world. Crazy low latency.Google Docs with an AI collaborator baked in.AI search done right. Cited answers, not chat theater.
CategoryMeetingsDev PlatformWritingResearch
PricingFree + $10-$19/user/moFree tier + pay-as-you-go APIFree + $12/moFree + $20/mo Pro
Best forSales teams, customer success, anyone running many discovery calls.Developers who need sub-100ms LLM responses.Essays, long-form drafts, thinking on the page.Replacing Google for any question where you want a cited answer in seconds.
Strengths
  • Good CRM integrations (Salesforce, HubSpot)
  • Talk-time + sentiment analytics
  • Call scoring
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
Weaknesses
  • Bot-joins (intrusive)
  • Gets expensive at team scale
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Not a general chatbot
  • Answers can be shallow on complex topics
Kai's verdictA-tier for sales teams. B-tier for solo users.S-tier for speed. When latency is the product, start here.A-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.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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