The company said it would not delete any Vines that have been posted — for now, anyway.
The launch of video on Instagram in 2013 blunted its growth, and as with the rest of Twitter, its product added features at a glacial pace.
The end of Vine comes as Twitter tries to overhaul its core product, which has been slow to add users or grow revenue.
The company said today that it would lay off 9 percent of its workforce, or about 350 people, as it attempts to find a sustainable path forward.
The company unveiled the new app — just named TV — at its Mac event today, promising it would unite all of users' content in one place, making it easy to find new shows...