Elon Musk launched Grok 4 and Grok 4 Heavy. These xAI models are meant to challenge the speed, accuracy, and vision of OpenAI ...

When xAI’s Grok 4 chatbot was launched on Wednesday, users and media outlets quickly began pointing out examples of it ...

The ‘maximally truth-seeking’ chatbot checks Musk’s stance on topics around Israel and Palestine, abortion, and immigration.