Google Chat is a communication tool built for teams that provides direct messages and team chat rooms, along with a group messaging function that allows Google Drive content sharing.
Google Chat makes it easy to collaborate with your team in an organized way whether in a 1:1 chat or a dedicated group workspace. Share and discuss files in Google Docs, Sheets, and Slides all in one place. Add Chat to your Gmail inbox and get all the features of Chat directly in Gmail. Meet and brainstorm ideas with your team in rooms. Chat with co-workers, share files and other online resources, and work together on team projects.