TL;DR

Apple has asked a federal judge to stop OpenAI and two of its own former engineers from touching, obtaining or revealing information it says is confidential, escalating the trade secrets suit it filed last month. A parallel motion seeks fast-tracked discovery. OpenAI’s response, posted the same evening, was that it holds none of Apple’s secrets and has no interest in them.

Requests for preliminary relief tell you what a plaintiff thinks it cannot afford to wait for. Apple’s filing argues it faces harm that cannot later be undone.

The named individuals sharpen the picture. Apple wants depositions from Chang Liu, previously a senior system electrical engineer, and Tang Yew Tan, a former vice president who led how the iPhone and the Apple Watch were designed. Both now work for OpenAI. It also wants to question OpenAI’s Yu-Ting Peng, an unnamed fourth person who also came from Apple, and corporate representatives of both OpenAI and io Products, the commercial hardware arm named as a co-defendant. Losing a design vice president to a competitor building a rival device is the kind of departure that gets litigated.

The expedited discovery motion asks for documents covering whatever access the defendants had to Apple’s proprietary material — the evidentiary groundwork for the injunction rather than a separate line of attack.

What makes this more than a personnel dispute is what both companies are building towards. The case is a fight over who controls the next generation of AI devices, ones that may dispense with conventional apps and operating systems entirely. Analysts expect OpenAI to produce hardware of its own, and any success there pulls attention away from the iPhone. Apple is litigating a threat to its central product, not just a staffing loss.

Context worth noting: OpenAI recently saw off Elon Musk’s xAI in court, so it arrives at this one with a win behind it.

For UK enterprise buyers the practical concern is neither party’s legal position but the dependency shape it exposes. Firms increasingly run OpenAI models on Apple hardware, and a discovery process reaching into product design at both companies raises the odds of roadmap disruption. Procurement teams treating the two as an integrated stack should consider what a fractured relationship does to their assumptions.

Looking Forward

The judge’s decision on preliminary relief will come well before any trial and is the near-term thing to watch. Public rebuttals posted to a corporate blog within hours suggest both sides expect this fought in the open as much as in the filings.