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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
Perplexity
S
Fireflies
A
Groq
S
Lex
A
TaglineAI search done right. Cited answers, not chat theater.Sales-focused meeting AI with CRM integration.The fastest AI inference in the world. Crazy low latency.Google Docs with an AI collaborator baked in.
CategoryResearchMeetingsDev PlatformWriting
PricingFree + $20/mo ProFree + $10-$19/user/moFree tier + pay-as-you-go APIFree + $12/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Sales teams, customer success, anyone running many discovery calls.Developers who need sub-100ms LLM responses.Essays, long-form drafts, thinking on the page.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • 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
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • 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
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.A-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.
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