A yearly test comparing machine translation systems on the same data.
WMT is like a spelling bee for translation bots. Everyone gets the same sentences, so nobody can hide behind the dictionary.
Researchers use it to test MT systems. The results show the ranking and when new methods took over.
MT
WMT gives MT systems the same test.
BLEU
BLEU was once a common automatic score in WMT.
NMT
NMT moved ahead of older methods in WMT over time.
Leaderboard
WMT results often become a Leaderboard for systems.