The town is noted by numerous ancient authors including Demosthenes,[5] Polybius,[6] Strabo,[7] Pliny the Elder,[8] and Stephanus of Byzantium.

Cabyle was one of the most important cities of Thrace following the reforms of Emperor Diocletian in 4th century AD.

Its site is located near the modern city of Kabile, less than 10 kilometres (6.2 mi) away from Yambol, south-eastern Bulgaria.

Many of the findings are housed in the onsite museum which also includes an exhibition tracking the excavation history of the site.

Under the name of Diospolis in Thracia,[failed verification] it remains a titular see of the Roman Catholic Church.