1160, or, according to a different view, in 1142. 1186. In the 1190s, he apparently fell into disgrace, but recovered his position with his appointment to the senior post of magistros ton rhetoron ("master of the rhetoricians") in 1200, a post which he held until ca. He died probably after 1213.
In his capacity as magistros ton rhetoron, he produced official panegyric speeches in honour of emperors Alexios III Angelos (r 1195–1203), Alexios IV Angelos (r 1203-1204), and the Patriarch of Constantinople John X Kamateros.
He praised imperial power but remained unimpressed by military prowess". The Byzantines" troubled relation with the Italian maritime republics plays an important role in Chrysoberges" rhetoric.
According to Alexander Kazhdan, "both his political views and literary principles were traditional and conventional.