As interjections the difference between alright and yes
is that alright is (informal) used to indicate acknowledgement or acceptance; ok while yes is used to express pleasure, joy, or great excitement.
Does all right mean yes?
“reliable; good,” as in That fellow is all right. as an adverb, it means “satisfactorily,” as in His work is coming along all right. “yes,” as in All right, I'll go with you.
What does alright mean in slang?
[slang], OK. (or okay), palatable, satisfactory.