According to sources, very soon Messenger Chat Bots will be introduced in to the groups. It should be obvious that these Chat Bots will not talk to users. However, they will increase the information of group members just like the news tickers works.
These Bots include Sports Bots, I commerce Bots and News Bots. In players group, Sports Bots will alert their users of group for the news about games.
Anyone can create Bot for its group with the help of latest API of Facebook.
From now, Facebook is introducing Chat Bots in its Messenger Groups.