"OpenAI is not for sale, and the board has unanimously rejected Mr. Musk's latest attempt to disrupt his competition," chairman of the board Bret Taylor said in a statement posted by the company on Musk-owned X, formerly Twitter.
Security forces have been battling a decades-long insurgency by separatist groups in impoverished Balochistan, with violence in the border regions surging over the past three years.
The pair have separately sought legal advice over a divorce, entertainment website TMZ said, while the Daily Mail reported the 30-year-old architect has agreed to a $5 million payout.