A federal judge has ordered Elon Musk to produce emails from his Tesla and SpaceX accounts as part of discovery in his lawsuit against Apple and OpenAI. The ruling centers on Musk's claim that Apple and OpenAI engaged in anticompetitive behavior by partnering to integrate ChatGPT into Siri and Apple Intelligence, which he alleges harmed Grok's visibility in the App Store.

What Led to This Discovery Order?

The lawsuit stems from Musk's dissatisfaction with how Grok, the artificial intelligence (AI) chatbot developed by his company xAI, ranks in Apple's App Store. Musk contends that Apple's partnership with OpenAI to power parts of Siri and Apple Intelligence represents anticompetitive collusion designed to disadvantage Grok and other competing AI assistants.

During a May hearing before Magistrate Judge Hal R. Ray Jr., the legal teams for Apple, OpenAI, X, and xAI debated what materials should be included in the discovery process. OpenAI argued that Musk's emails from Tesla and SpaceX should be searched for relevant business communications, since Musk holds leadership roles across all three companies and uses these accounts for business purposes.

Initially, xAI's legal team objected, claiming that Tesla and SpaceX emails fell outside their custody and control because they did not represent those companies. However, Judge Ray rejected this argument after learning that xAI's Chief Financial Officer had sent xAI financial updates to Musk's SpaceX email address, demonstrating that company business was being conducted across multiple email accounts.

How Did the Court Justify the Ruling?

After xAI and X filed an objection to reverse Judge Ray's decision, United States District Judge Mark Pittman reviewed the case and affirmed the lower court's findings. In his order, Judge Pittman emphasized that the evidence supported compelling Musk to produce the emails.

"Because there is reason to believe Musk may be conducting X and/or xAI business on his SpaceX and Tesla business email accounts, the emails are discoverable and should be produced," stated Judge Pittman.

Judge Mark Pittman, United States District Judge

Judge Pittman noted that Musk's ownership and high-level roles in these companies, combined with evidence that company business was being conducted across multiple email accounts, compelled the court to order production of the emails. The judge also denied xAI and X's request to pause the order while they appealed.

What This Means for the Broader Case

The discovery order represents a significant development in the lawsuit, as it expands the scope of materials that must be produced. Beyond the email ruling, the court also made other discovery decisions that affect both sides of the case.

• Craig Federighi as Custodian: The court accepted X and xAI's request to include Apple's Senior Vice President of Software Engineering as a custodian, meaning his documents and communications will be searched for relevant materials in the case.
• Google Gemini Agreement: The court accepted X and xAI's request to compel Apple to turn over documents regarding its recent agreement with Google to have Gemini power the new Siri, which is directly relevant to Musk's anticompetitive collusion claims.
• Email Production Timeline: Judge Pittman did not establish a specific deadline for Musk to produce the Tesla and SpaceX emails, though xAI's legal team indicated during the May hearing that production would take time but would proceed as quickly as possible.

The ruling underscores how courts interpret the scope of discovery when executives use multiple email accounts for business purposes. Judge Pittman's decision suggests that a CEO's personal use of non-company email accounts does not shield those communications from discovery if company business is being conducted through them.

This case continues to highlight tensions in the AI industry over distribution, partnerships, and market access. As major tech companies integrate AI assistants into their platforms, questions about fair competition and market dominance are increasingly landing in courtrooms rather than being resolved through industry negotiations.