How and why does gboard have access to my entire clipboard from my PC??

I was on google sheets and I copied a cell, and noticed my phone had a little "Copied to clipboard." message. "Cool," I thought. What a neat little feature. I had recently downloaded gboard (Google keyboard) for my new phone.

Then later I was in Notepad++. I moved some text around with Ctrl+X... and it happened again. The text I copied in NP++ was now in my phone's gboard clipboard history.

This legitimately freaked me out. I'm not on a …

access clipboard feature google google sheets keyboard message notepad phone privacy thought