Deep Tide TechFlow News, on December 14, according to Jiemian News, Musk's xAI announced on December 13 local time that it will start offering the new version of the Grok-2 model for free to all users on the X platform. In the past few weeks, the company has been testing the new version of the Grok-2 model, which has tripled in speed, with improvements in accuracy, instruction adherence, and multilingual capabilities.