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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
Voice
Video
Audio
Research
Coding
Chatbots
Image
Meetings
Design
Productivity
Writing
Data
Marketing
Education
Lex
A
Granola
S
Cursor
S
NotebookLM
S
TaglineGoogle Docs with an AI collaborator baked in.Meeting notes that don't suck. Runs locally, no bot joins.VS Code fork that made AI coding actually work.Google's research notebook. Turns your docs into a podcast.
CategoryWritingMeetingsCodingResearch
PricingFree + $12/moFree + $18/moFree + $20/mo Pro + $40/mo BusinessFree
Best forEssays, long-form drafts, thinking on the page.Founders, execs, consultants who live in calls.Developers. Non-developers who want to ship working code.Students, researchers, anyone with a stack of PDFs or a topic to learn.
Strengths
  • Clean writing UX — distraction-free
  • +++ prompt triggers AI help
  • Collaboration + AI feedback together
  • No bot in the call — runs on your Mac
  • Strong templates
  • Fast summaries
  • Tab completion feels like mind-reading
  • Composer for multi-file edits
  • Runs Claude, GPT, Gemini — you pick
  • Upload anything, ask questions, get cited answers
  • Audio Overview turns docs into a 10-min podcast
  • Great for studying
Weaknesses
  • Less feature-rich than Google Docs
  • AI ceiling below dedicated tools
  • Mac-only
  • Single-user by design
  • Can feel overwhelming for non-coders
  • Expensive at scale
  • Google-only
  • Can be slow on large corpora
Kai's verdictA-tier. Beautiful UX. The writing app I'd pick if I only wrote long-form.S-tier. Category-defining UX. If you take notes in meetings, switch this week.S-tier for coding. If you write code of any kind, this pays back the $20 in a day.S-tier for study. The Audio Overview is a killer feature. Try it with three of your favorite PDFs.
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