What is what does it mean when a guy calls you sweet?

When a guy calls you sweet, it typically means that he thinks you are kind, caring, and thoughtful. He may be impressed by your demeanor and feel that you have a warm, friendly personality that is attractive to him. It could also indicate that he appreciates the things you do for him or others, such as offering help or giving compliments. In general, being called sweet is a positive compliment that suggests you are a pleasant person to be around. However, it's important to note that context and tone matter, so take into account the situation and the person who is calling you sweet.