X Corp.

X Corp. operates X, the real-time social media platform formerly called Twitter. SpaceX describes X as its real-time information, entertainment and free speech platform and as a distribution and data source for its Grok AI models.^{Source [6]Source [4]}

Elon Musk completed his $44 billion purchase of Twitter, Inc. on October 27, 2022, taking it private and removing its top executives. Twitter, Inc. was folded into X Corp., a Nevada corporation, in 2023.^{Source [9]Source [3]Source [1]Source [2]}

Musk named Linda Yaccarino CEO in May 2023 while he kept charge of product and technology; she stepped down in July 2025. In March 2025 xAI acquired X's parent in a deal valuing X at $33 billion, and X became part of SpaceX when SpaceX acquired xAI in February 2026.^{Source [10]Source [11]Source [7]Source [6]}

X makes money mainly from advertising, reported within SpaceX's AI segment, plus subscriptions such as X Premium+. SpaceX reported over 1.3 billion accounts active in the twelve months to March 2026 and about 550 million monthly active users across Grok and X combined.^{Source [6]}

Elon Musk acquired Twitter, Inc. on October 27, 2022, and Twitter, Inc. was merged into X Corp. in 2023. xAI acquired X's parent, X Holdings Corp., on March 28, 2025 in a deal valuing X at $33 billion, and X Corp. became an indirect subsidiary of SpaceX when SpaceX acquired xAI in February 2026.^{Source [3]Source [1]Source [7]Source [6]}