As an inventor, it is said that he had invented fire, the lyre, the syrinx, the alphabet, numbers, astronomy, a special form of music, the arts of fighting, gymnastics and olive cultivation; measurements, weights and many other things. For his constant mobility and other intellectual and relational qualities, he was considered the god of commerce and social exchange, of wealth that comes from business, especially from sudden or unexpected enrichment, travel, roads and crossroads, borders and border conditions or transitory, changes, thresholds, agreements and contracts, friendship, hospitality, sexual intercourse; he was the god of craps, of draws, of good luck; of sacrifices and sacrificial animals, of herds and herders, of the fertility of the land and livestock.
His ministry to Zeus was not limited to being a messenger, but he was still tasked with serving his cup, so he was the god of banquets, and driving his chariot. It was also who took the souls of the dead to Hades, and who directed the dreams sent to mortals by Zeus. In limited ways, he was also a god of medicine, associated with Higeia and able to restore virility, ward off plagues, help childbirth and heal with certain plants.