Personal Diary Plays Key Role in Musk’s Lawsuit Against OpenAI
The legal fight between Elon Musk and OpenAI has taken an unexpected turn, with a focus on the personal diary of OpenAI’s president, Greg Brockman. As the case enters its second week, Brockman’s emails, texts, and diary entries are being scrutinized in court. Musk’s team claims these personal writings reveal important details about OpenAI’s true intentions and management during its early days.
Key Evidence from Brockman’s Personal Diary
Brockman kept a diary during the founding years of OpenAI around 2015. This journal has become a central piece of evidence in the lawsuit, which alleges that Brockman and CEO Sam Altman violated the company’s original non-profit mission by restructuring it into a for-profit. Musk’s attorneys have highlighted excerpts from the diary that suggest Brockman was motivated by personal financial gain and internal conflicts.
One notable entry questions what it would take for Brockman to reach a billion dollars, hinting at personal financial ambitions. During deposition, Musk’s lawyer pointed out another comment where Brockman mentioned, “it would be nice to be making the billions,” clarifying he was referring to revenue plans outside of donations. These exchanges have painted Brockman in a controversial light, with Musk’s team suggesting he was less than honest about the company’s goals.
Legal Battles and Courtroom Tensions
The courtroom has seen heated exchanges, especially around Brockman’s journal entries. Musk’s lead attorney, Steven Molo, questioned Brockman about a line where he wrote, “really not an idiot,” suggesting it implied Musk was naive or misled. Brockman denied any such implication, stating he meant it in a different context.
Throughout the trial, Musk’s team has repeatedly read excerpts from the diary, accusing Brockman of deception. They argue that he misled Musk about OpenAI’s mission to remain a non-profit, asserting that Brockman and others knew the company was heading toward a for-profit structure from early on. Brockman maintains he was honest with Musk about the company’s intentions at all times.
OpenAI’s Response and Public Statements
OpenAI has denied all of Musk’s claims, emphasizing that Musk was always aware of the company’s plans. They argue that Musk left the company in 2018 after a failed attempt to take control and that he has no basis to claim deception. OpenAI also states that it continues to operate under a non-profit overseer and aims to benefit humanity through AI development.
In response to the trial, OpenAI published a blog post titled “the truth Elon left out,” which accused Musk’s team of cherry-picking quotes and misrepresenting facts. Meanwhile, Brockman posted a lengthy thread on X (formerly Twitter) defending his diary entries, calling Musk’s use of his journals “beyond dishonest.” He said he looks forward to sharing his full story soon.
This case highlights how personal documents like diaries can influence high-stakes legal battles. As the trial continues, both sides are eager to present their version of the truth, with the diary at the heart of the controversy. The outcome could have lasting implications for OpenAI and its leadership, as well as for how personal evidence is used in corporate lawsuits.












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