Niantic, Inc. and The Pokémon Company International announced that the highly anticipated Trainer Battles feature has been rolled out to Trainers that are level 10 and above. The new social gameplay feature gives players a chance to participate in fast, fun and friendly Pokémon battles with other Trainers.
Niantic has also released a new Developer Insights blog which shares additional details on the creation of the new feature which can be found here.