January 16, 2026
ChatGPT subscribers urged a California federal judge Friday not to dismiss their lawsuit accusing Microsoft of undermining OpenAI by forcing the artificial intelligence giant into using its cloud computing exclusively, a day after they said Microsoft has no claim to alternatively force the proposed class action into arbitration.
December 15, 2025
Microsoft has slammed a proposed class action accusing the company of bullying OpenAI into a cloud computing deal as devoid of fact and economic sense in two motions filed in California federal court, saying the plaintiffs, ChatGPT subscribers, are trying to dodge an arbitration clause in the chatbot developer's user terms.