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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
Agents
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Video
Audio
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Chatbots
Image
Meetings
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Productivity
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Data
Marketing
Education
Gamma
A
Sora
A
Julius
S
NotebookLM
S
TaglineAI slide decks that don't look AI-generated.OpenAI's video model. Long clips, cinematic quality.Chat with your data. Upload a CSV, ask questions, get charts.Google's research notebook. Turns your docs into a podcast.
CategoryProductivityVideoDataResearch
PricingFree + $10-$20/moIncluded with ChatGPT Plus/ProFree + $20-$65/moFree
Best forPitch decks, proposals, internal presentations — fast.ChatGPT subscribers experimenting with cinematic shots.Analysts, founders, anyone with a spreadsheet + a question.Students, researchers, anyone with a stack of PDFs or a topic to learn.
Strengths
  • Strong templates
  • Decks, docs, webpages
  • Doesn't look generic
  • Up to 20-sec clips at 1080p
  • Strong physics + scene composition
  • Storyboard feature for longer narratives
  • Remix existing videos
  • Handles complex CSVs + spreadsheets
  • Generates real Python analysis + charts
  • No technical setup
  • Upload anything, ask questions, get cited answers
  • Audio Overview turns docs into a 10-min podcast
  • Great for studying
Weaknesses
  • Locked into Gamma's format
  • Export quality varies
  • Stricter content policy than competitors
  • Hit-or-miss on complex motion
  • Text-in-video still struggles
  • File size limits
  • Can hallucinate on messy data
  • Google-only
  • Can be slow on large corpora
Kai's verdictA-tier. Best of a boring category. Use it for first drafts, then edit in Keynote if high-stakes.A-tier. Amazing when it works, frustrating when it doesn't. Runway still more reliable for pros.S-tier for ad-hoc analysis. Makes you feel like a data scientist in 30 seconds.S-tier for study. The Audio Overview is a killer feature. Try it with three of your favorite PDFs.
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