Elon Musk announced improvements to Grok Bot on X. The updates focus on mobile notifications grouped by bot, each showing its own custom icon for easier identification. A source summary tied to the post states the changes target better usability on phones. Beff Jezos replied directly to Musk, stating he would need to buy an iPhone to access the features. The posts appear in an AI topic cluster with no further details on rollout timing or user testing.