Qítiān Dàshèng (齊天大聖)Meaning "
The Great Sage, Heaven's Equal". Wùkōng took this title suggested to him by one of his demon friends, after he wreaked havoc in heaven people who heard of him called him Great Sage (Dàshèng, 大聖). The title originally holds no power, though it is officially a high rank. Later the title was granted the responsibility to guard the Heavenly Peach Garden, due to the Jade Emperor keeping him busy so he won't make trouble.