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Groq
S
Cursor
S
Perplexity
S
NotebookLM
S
TaglineThe fastest AI inference in the world. Crazy low latency.VS Code fork that made AI coding actually work.AI search done right. Cited answers, not chat theater.Google's research notebook. Turns your docs into a podcast.
CategoryDev PlatformCodingResearchResearch
PricingFree tier + pay-as-you-go APIFree + $20/mo Pro + $40/mo BusinessFree + $20/mo ProFree
Best forDevelopers who need sub-100ms LLM responses.Developers. Non-developers who want to ship working code.Replacing Google for any question where you want a cited answer in seconds.Students, researchers, anyone with a stack of PDFs or a topic to learn.
Strengths
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Sources every claim
  • Fast, current answers
  • Pro Search runs multi-step research
  • Spaces for persistent context
  • Upload anything, ask questions, get cited answers
  • Audio Overview turns docs into a 10-min podcast
  • Great for studying
Weaknesses
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Not a general chatbot
  • Answers can be shallow on complex topics
  • Google-only
  • Can be slow on large corpora
Kai's verdictS-tier for speed. When latency is the product, start here.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier for search. I use it before Google now. If you're still Googling everything, try this for a week.S-tier for study. The Audio Overview is a killer feature. Try it with three of your favorite PDFs.
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