Twitter, officially known as X since July 2023, is a social networking service. It is one of the world's largest social media websites and one of the most-visited websites. Users can share short text messages, images, and videos in short posts commonly known as "tweets" or "retweets" (officially "post" or "repost") and like other users' content. The platform also includes direct messaging, video and audio calling, bookmarks, lists, communities, a chatbot (Grok), job search and Spaces, a social audio feature. Users can vote on context added by approved users using the Community Notes feature.
Description from Wikipedia