Peacock is launching in July. As part of its service, it will have 8 confirmed animated shows, though only 3 will be ready at launch.
CBS All Access launched a few years ago with Star Trek Discovery being their major show. With the recent merger of Viacom and CBS, there are now plans to expand CBS All Access and include Viacom-owned Nickelodeon and Paramount films into the service.
As far as I can tell, Sony is the only one out of the major 5 studios that doesn't have a streaming service.