Elon Musk has been talking up SpaceX’s space-based AI ambitions like they are a done deal. At the World Economic Forum in January, he called building AI data centers in space “a no-brainer,” and in February, after announcing a merger between SpaceX and his AI firm xAI, he declared that the only way to scale is to build AI infrastructure in space.

He even launched a new TeraFab chip factory to build the chipsets that can handle high-ion energy and radiation, allowing the machinery to work in space. But here is the thing. SpaceX’s own IPO filing tells a very different story.

Is SpaceX’s space AI dream more dream than reality?

According to a Reuters report, SpaceX’s S-1 filing, the document companies are required to submit before going public, quietly warns investors that its plans for orbital AI data centers and human settlements on the moon and Mars “involve significant technical complexity and unproven technologies, and may not achieve commercial viability.”

The filing also notes that any space-based AI infrastructure would operate “in the harsh and unpredictable environment of space,” exposing them to risks that could cause them to “malfunction or fail.” 

This is not exactly the confident pitch you would expect from a company targeting a $1.75 trillion valuation. Since Tesla has been unable to deliver the Tesla Roadster it announced a decade ago, we can all agree that we should take anything Elon Musk promises with a good degree of skepticism.

What about Starship?

The second pillar of SpaceX’s growth strategy depends on Starship, its next-generation reusable rocket. The filing acknowledges that any “failure or delay in the development of Starship” would directly impact SpaceX’s ability to execute on its big plans. 

Starship has already faced several delays and testing failures, so that is not a small caveat. To be fair, risk disclosures are a legal requirement in IPO filings. Companies have to list every possible thing that could go wrong. 

But the next-generation technologies SpaceX is exploring, and that Elon Musk is using as talking points to hype the upcoming IPO, it is striking how cautious the fine print sounds compared to his public enthusiasm.