Elon Musk's chatbot, Grok, has undergone significant updates, enhancing its capabilities in various areas. Among the new features, Grok can now understand long contexts, analyze images, conduct online searches with inline citations, and summarize conversations. It also supports PDF uploads, allowing users to upload files up to 5MB, with plans to increase this limit in the future. The chatbot has been noted for its ability to access real-time data from X, which includes user posts and trends. Additionally, Grok has been positioned as a political commentator, expressing a preference for Kamala Harris over Donald Trump, and is being recognized for its engaging and entertaining interactions compared to other AI platforms. The updates have been well-received, with users highlighting Grok's improved functionality and versatility.