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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
ChatGPT Operator
B
Sora
A
NotebookLM
S
TaglineThe fastest AI inference in the world. Crazy low latency.OpenAI's browser agent. Clicks and types on websites for you.OpenAI's video model. Long clips, cinematic quality.Google's research notebook. Turns your docs into a podcast.
CategoryDev PlatformAgentsVideoResearch
PricingFree tier + pay-as-you-go APIIncluded with ChatGPT Pro $200/moIncluded with ChatGPT Plus/ProFree
Best forDevelopers who need sub-100ms LLM responses.Power users willing to pay $200/mo for a browser bot.ChatGPT subscribers experimenting with cinematic shots.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
  • Actually uses websites — fills forms, clicks, checks out
  • Built into ChatGPT
  • Good for repetitive web tasks
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • 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
  • Slow vs doing it yourself
  • Breaks on complex auth flows
  • $200/mo gate
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • Google-only
  • Can be slow on large corpora
Kai's verdictS-tier for speed. When latency is the product, start here.B-tier. Still early. Manus is more flexible for less money.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.S-tier for study. The Audio Overview is a killer feature. Try it with three of your favorite PDFs.
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