A former engineer, Devin Kim, has filed a lawsuit against Elon Musk's xAI and its parent company SpaceX, claiming he was fired for raising concerns about AI safety. Kim left xAI in September 2025 and submitted the lawsuit in a California state court. The complaint comes just days before SpaceX is set to embark on what could be the largest IPO in history. According to the lawsuit, Kim became a prominent advocate for AI safety while working on Grok, xAI's AI chatbot. He allegedly expressed repeated concerns over xAI's failure to prioritize safety in Grok's development, a product that has since faced criticism for various safety and behavioral issues. Kim was particularly worried that Grok could encourage discrimination and spread information about weapons of mass destruction.
The lawsuit states, "Grok, of course, proved Mr. Kim right by engaging in spectacular displays of online hatred and vitriol, with the model likening itself to Hitler (‘MechaHitler’)." Following the Hitler incident, Kim worked to reassess Grok's political bias and discriminatory tendencies. Kim noted that September was his last month at xAI, where he joined as one of the first members of the post-training team in 2024 and eventually led research tooling, creating some of the world's best systems to accelerate Grok's development. A few months after Kim's departure, Grok made headlines again for flooding X—Musk's social media platform—with non-consensual sexual imagery. The lawsuit also positions Kim as a whistleblower concerned about xAI's alleged neglect of AI safety as "unlawful" in areas like internet regulation, consumer protection, and unfair business practices.
xAI and SpaceX have not yet responded to requests for comment. Kim's focus on AI safety predates his time at xAI; while at Scale AI, he worked on early safety AI initiatives, including leading a project to produce training data for AI systems to detect harmful content and comply with governance policies. Last week, the nonprofit Center for AI Safety, which focuses on AI risks, named Kim as its president. Interestingly, the lawsuit does not implicate Musk himself in the lack of safety. Instead, Kim's lawyers describe Musk as having directed xAI to follow the law and implement appropriate safety and testing processes. The claim targets Kim's supervisor, xAI co-founder Jimmy Ba, who reportedly ignored Musk's directives and retaliated against Kim for advocating safeguards, attempting to "silence his repeated complaints about AI safety and biases." The lawsuit depicts Ba as someone who vehemently opposed AI safety measures, allegedly telling Kim at one point, "AI will kill us all anyway," and who was driven by a mission to make xAI the first to achieve superintelligence.
In one instance, the lawsuit alleges that Ba tried to thwart EU safety regulations during the release of Grok Code 1, misrepresenting aspects of the model to avoid legally required testing. The lawsuit claims Ba indicated he would prefer to release an unsafe model rather than a poorly performing one, which led to Musk ultimately having to intervene. According to the lawsuit, Kim intended to present his findings the week of September 15, 2025, but Ba called him into a meeting and told him they should "go [their] separate ways" without satisfactory explanation. Kim is seeking compensatory and punitive damages, as well as a declaratory judgment that xAI and SpaceX's conduct was unlawful.
Blogger's Review: This case highlights the critical importance of AI safety in the rapidly evolving tech landscape, especially when it comes to products intended for widespread use. Companies must prioritize safety alongside innovation to mitigate potential legal and ethical risks.