According to a recent LinkedIn post from Polymarket, an S-1 filing tied to SpaceX reportedly details substantial losses at Elon Musk’s xAI unit despite rapid revenue growth. The post indicates xAI generated $3.2 billion in revenue in 2025, up from $2.62 billion in 2024, but recorded a $6.4 billion loss, more than four times the prior-year loss.
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The company’s LinkedIn post highlights that SpaceX and xAI jointly operate Colossus and Colossus II superclusters, which are described as providing around one gigawatt of computing power. The filing is also portrayed as outlining plans for much larger AI models with trillions of parameters and AI-focused computing infrastructure in space beginning in 2028.
According to the post, Grok, xAI’s AI product, has reached 117 million monthly users, suggesting growing consumer traction that could underpin future monetization. At the same time, the reported losses underscore the capital-intensive nature of competing in frontier AI against peers such as Anthropic and OpenAI, which the post notes are also moving quickly.
The LinkedIn post suggests that Starlink cash flows are helping fund these AI and infrastructure investments, framing this as a strategic use of satellite business economics to support long-term AI ambitions. It also characterizes the prospective SpaceX IPO as potentially one of the largest ever, positioning the combined space and AI roadmap as central to the company’s growth narrative.
For investors, the described filing points to a high-risk, high-spend strategy in which heavy near-term losses are justified by management’s focus on controlling “physical systems” that underpin AI, including data centers and space-based computing. If successful, this model could reinforce SpaceX’s competitive position at the intersection of launch services, satellite connectivity, and AI infrastructure, but it also raises questions about execution risk, capital requirements, and the timeline to profitability.