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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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Groq
S
Kling
A
Cursor
S
Fathom
S
TaglineThe fastest AI inference in the world. Crazy low latency.Kuaishou's video model. The surprise standout.VS Code fork that made AI coding actually work.Meeting notes, free forever for individuals.
CategoryDev PlatformVideoCodingMeetings
PricingFree tier + pay-as-you-go APICredit-based, free trialFree + $20/mo Pro + $40/mo BusinessFree for individuals + $15-$29/user/mo teams
Best forDevelopers who need sub-100ms LLM responses.Anyone who wants top-tier video quality for less.Developers. Non-developers who want to ship working code.Solo operators, freelancers, small teams on a budget.
Strengths
  • 500+ tokens/sec on Llama/Mixtral — feels instant
  • Custom LPU hardware
  • Great free tier
  • Very strong motion + physics
  • Often beats Runway on realism
  • Great price
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
Weaknesses
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • UX is rough for English speakers
  • Queue times
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Bot-joining model
  • Team features gated
Kai's verdictS-tier for speed. When latency is the product, start here.A-tier. Rising fast. If you can tolerate the UX, quality per dollar is best-in-class.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier for solo + free. The best free option, hands down.
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