Ḫaldi was one of the three chief deities of Ararat

Urartu

Urartu , corresponding to Ararat or Kingdom of Van was an Iron Age kingdom centered around Lake Van in the Armenian Highland....

 (Urartu). His shrine was at Ardini.

The other two chief deities were Theispas

Theispas

Theispas of Kumenu was the Araratian weather-god, notably the god of storms and thunder. He was also sometimes the god of war. He formed part of a triad along with Khaldi and Shivini. The ancient Araratian cities of Teyseba and Teishebaini were named after Theispas...

 of Kumenu, and Shivini

Shivini

Shivini or Artinis was a solar god in the mythology of the Urartu. He is the third god in a triad with Khaldi and Theispas. The Assyrian god Shamash is a counterpart to Shivini. He was depicted as a man on his knees, holding up a solar disc...

 of Tushpa

Tushpa

Tushpa was the 9th century BC capital of Urartu, later becoming known as Van which is derived from Biaina the native name of Urartu...

.

Of all the gods of Ararat (Urartu) panthenon, the most inscriptions are dedicated to him.
His wife was the goddess Arubani

Arubani

Arubani is the Urartian's goddess of fertility and art. She was also the wife of their supreme god, Khaldi.-Sources:# Piotrovsky, Boris B. The Ancient Civilization of Urartu: An Archaeological Adventure. Cowles Book Co. ISBN 0214667936 # http://www.tacentral.com/erebuni/art.asp...

. He is portrayed as a man with or without a beard, standing on a lion.

Khaldi was a warrior god whom the kings of Urartu would pray to for victories in battle. The temples dedicated to Khaldi were adorned with weapons, such as swords, spears, bow and arrows, and shields hung off the walls and were sometimes known as 'the house of weapons'.