With today's update (which should already be available through the Google Play Store), SwiftKey for Android has become the world's first smartphone keyboard powered by neural networks. Neural networks are very trendy these days, and they also power Prisma, the app that transforms your pictures into artworks. A neural network is inspired by the network of neurons in the human brain, and SwiftKey uses this approach to make better predictions. These are now based on word meaning and the context of the whole sentence, compared to the old model which only looked at the two last words in order...
Source: http://www.gsmarena.com/swiftkey_for_android_is_the_worlds_first_keyboard_powered_by_neural_networks-news-20536.php