San Francisco: Despite facing criticism over the generation of sexualised images, Elon Musk’s AI chatbot Grok has recorded a sharp rise in its U.S. market share, according to new data from research firm Apptopia. Grok, developed by Musk’s AI company xAI and integrated with the social media platform X, saw its U.S. market share increase to 17.8% last month, up from 14% in December and just 1.9% in January 2025, Apptopia data shows. Growth Despite Controversy The surge in user