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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
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Agents
Coding
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Image
Video
Voice
Meetings
Design
Productivity
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Data
Marketing
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Groq
S
Kling
A
Fathom
S
Cursor
S
TaglineThe fastest AI inference in the world. Crazy low latency.Kuaishou's video model. The surprise standout.Meeting notes, free forever for individuals.VS Code fork that made AI coding actually work.
CategoryDev PlatformVideoMeetingsCoding
PricingFree tier + pay-as-you-go APICredit-based, free trialFree for individuals + $15-$29/user/mo teamsFree + $20/mo Pro + $40/mo Business
Best forDevelopers who need sub-100ms LLM responses.Anyone who wants top-tier video quality for less.Solo operators, freelancers, small teams on a budget.Developers. Non-developers who want to ship working code.
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
  • Unlimited free tier for solo use
  • Strong summaries + action items
  • Works in Zoom, Meet, Teams
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
Weaknesses
  • Open-weight models only (no Claude/GPT)
  • Less flexibility on custom configs
  • UX is rough for English speakers
  • Queue times
  • Bot-joining model
  • Team features gated
  • Can feel overwhelming for non-coders
  • Expensive at scale
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 solo + free. The best free option, hands down.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.
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