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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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Chatbots
Research
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Image
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Agents
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Data
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Perplexity
S
Replicate
S
Groq
S
Lovable
A
TaglineAI search done right. Cited answers, not chat theater.Run any open-source AI model with an API call.The fastest AI inference in the world. Crazy low latency.Build a full app from a prompt. Stripe-ready.
CategoryResearchDev PlatformDev PlatformDesign
PricingFree + $20/mo ProPay per second of computeFree tier + pay-as-you-go APIFree + $25-$100/mo
Best forReplacing Google for any question where you want a cited answer in seconds.Developers using open-source models (Flux, SDXL, Whisper, etc).Developers who need sub-100ms LLM responses.Non-devs + solopreneurs shipping MVPs.
Strengths
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Tens of thousands of models (image, video, audio, LLMs)
  • One-line API for any model
  • Cog framework for custom model deploy
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Generates full apps + DB + auth
  • Good for non-developers
  • Ships faster than hand-coding
Weaknesses
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Cold starts on less-popular models
  • Pricing gets real at scale
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Complexity ceiling
  • Can generate brittle code
Kai's verdictS-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for open-source model APIs. The default in this space.S-tier for speed. When latency is the product, start here.A-tier. The strongest 'no-code' AI builder right now. Great for founder MVPs.
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