xAI is rolling out its own large language model, just like OpenAI's ChatGPT, featuring a new capability to scrape the 'free speech' platform X in real-time. 

Early Friday morning, Musk posted, "Tomorrow, @xAI will release its first AI to a select group. In some important respects, it is the best that currently exists." 

Then, on Friday night, Musk wrote, "As soon as it's out of early beta, xAI's Grok system will be available to all X Premium+ subscribers." 

Musk's post reveals Grok is a model that answers questions conversationally and could be based on models similar to train ChatGPT and other text-generating models (such as Meta's Llama 2).

Here's some of Musk's humor: