A SpaceX rocket in 2024. The company, led by Elon Musk, chose Goldman Sachs to be the lead bank for its initial public offering.

OpenAI’s president, Greg Brockman, right, was also named in Mr. Musk’s lawsuit.

The federal courthouse in Oakland, Calif., on Monday, when a jury decided that Elon Musk had waited too long to file his lawsuit against OpenAI.

Elon Musk arriving at the Ronald V. Dellums U.S. Courthouse in Oakland Tuesday.

From Indiana to Idaho, a Backlash Against A.I. Gathers Momentum By Tripp Mickle

It was unclear whether Sam Altman was home at the time of the attack.

In January, Defense Secretary Pete Hegseth published a memo calling on A.I. to be widely integrated across the military and for A.I. companies to offer their technology without restrictions.

A notice sent to several congressional committees added detail to the thinly articulated legal rationale behind three U.S. military strikes President Trump ordered on boats in the Caribbean Sea last month.

A frame of a video generated by the original iteration of Sora, an artificial intelligence tool from OpenAI.

The new talks between Sam Altman and OpenAI’s board were the latest twist in a fast-moving drama at what is perhaps the world’s highest-profile artificial intelligence company.

The senior executives of OpenAI in March. From left, Mira Murati, now the company’s interim chief executive; Sam Altman, the ousted chief executive; Greg Brockman, OpenAI’s president who quit on Friday night; and Ilya Sutskever, a member of the company’s board.

Senator Richard Blumenthal, left, and Sam Altman, chief executive of OpenAI, at a hearing on artificial intelligence in May. Mr. Blumenthal and Senator Josh Hawley, Republican of Missouri, plan to announce a sweeping framework to regulate A.I.