Anthropic becomes SpaceX's largest customer as AI replaces NASA revenue

The shift to AI dominance

SpaceX has undergone a significant structural change in its primary source of income. According to a report by t3n citing Bloomberg, the artificial intelligence company Anthropic has become the firm's largest single customer. This shift is evidenced by the company's recent financial reports, where Anthropic is hidden behind the label "Customer B."

This massive partnership was established in the spring and involves a multi-billion dollar agreement. It provides Anthropic with a significant portion of the computing power generated by xAI, which is Elon Musk's AI company that has now been merged into SpaceX. This deal was a major factor in the company recording its first billion-dollar profit following its recent public listing.

The rebranding of the company's internal designations also reflects this new priority. The firm now refers to its operations as "SpaceXSI," which stands for SpaceX Super Intelligence. This nomenclature suggests that the company's core identity is moving toward intelligence infrastructure rather than just transportation services.

Fading government ties

For over a decade, SpaceX relied heavily on funding from the United States government. While NASA remains a critical partner, the financial dependency is reversing. The company is increasingly moving away from government contracts in favor of the more lucrative AI sector. This transition means that SpaceX no longer bids on every available government project.

The timeline for traditional NASA services is also beginning to shrink. The Crew Dragon space capsule is expected to transport astronauts to space only until the year 2030. Furthermore, the Falcon 9 rocket, which has been a workhorse for the agency, could be retired as early as 2028. These dates indicate a planned wind-down of the company's primary government roles.

While NASA remains completely dependent on SpaceX for transporting humans into orbit, the private company is seeking independence. By diversifying into AI, SpaceX is attempting to create a business model that does not require constant federal subsidies. This move allows the company to prioritize its own technological goals over the specific requirements of government agencies.

The infrastructure of AI

The physical foundation of this new business model is a massive data center located in Memphis. This facility is currently being leased to Anthropic to house the hardware required for large-scale AI training. This setup serves as the initial step in a broader strategy to monetize SpaceX's high-performance computing capabilities.

The partnership allows Anthropic to access the massive scale of hardware that SpaceX can deploy. Because xAI has been integrated into the SpaceX structure, the company can offer a vertically integrated solution for AI development. This includes both the physical hardware and the logistical capabilities to manage large-scale computing clusters.

SpaceX is positioning itself as a primary provider of the "compute" that fuels the current AI boom. By securing a major tenant like Anthropic, SpaceX ensures a steady stream of revenue that is less tied to the slow cycles of government procurement. This creates a more predictable and scalable financial path for the company's future growth.

Future goals and hurdles

Elon Musk has expressed a long-term vision to move AI data centers into space. The goal is to utilize the sun as a source of "free" energy to power these massive computing arrays. However, the technical feasibility of maintaining and cooling these systems in a space environment remains a subject of significant debate among experts.

The company is currently focusing its engineering efforts on the Starship rocket system. This massive vehicle is designed to transport significantly more payload than any previous system. It is intended to be the primary vehicle for both heavy cargo and the eventual expansion of AI infrastructure into orbit.

Despite these ambitions, there are notable technical gaps in the current plan. Ars Technica points out that there is little evidence that SpaceX is developing a mechanism to release large payloads in space. The current technology works for Starlink and data center satellites, but it may not be suitable for the large space telescopes that NASA requires.