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GPT 5.5 highWithout skill
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Cortex NotesGet app

Your second brain, always within reach

Cortex Notes

Capture tiny sparks on the move, then return to a clean daily brief that connects them to projects, people, and promises.

Today7 links

morning brief

Your notes point to one unfinished promise.

Voice memo

Idea for onboarding checklist

Book highlight

Memory works through repetition

Meeting

Follow up with Nina

Photo note

Whiteboard from strategy review