+0

I could use your help.

In which context Could is used here. Is it request or possibility or anything else.

+3

It literally refers to possibility, but the sentence is normally understood as a request.

+2
virat1971I could use your help.

~ I would be able to use your help if you gave it (your help) to me.

It's a polite (i.e., indirect) request for help.

Instead of saying "Help me", it says that I would find your help useful. The other person is supposed to put 2 and 2 together and get 4.

CJ