SpaceX and OpenAI IPOs expose massive AI losses, reigniting bubble concerns

Spending three dollars to generate every dollar of revenue
SpaceX's AI division illustrates the scale of losses driving concerns about AI sector sustainability.

SpaceX's AI division accumulated $11.9B in operating losses over three years despite $8.8B in revenue, with 2025 alone showing $6.4B losses against $3.2B income. OpenAI projects $14B losses for 2026 against $18B revenue, with $27B cash burn expected this year and no positive free cash flow anticipated until 2029.

  • SpaceX AI division: $11.9B operating losses over three years, $8.8B cumulative revenue
  • OpenAI projects $14B losses for 2026 against $18B revenue, $27B cash burn expected
  • SpaceX seeking $75B IPO at $2T valuation; OpenAI seeking $60B IPO at ~$1T valuation
  • OpenAI not expected to reach positive free cash flow until 2029

SpaceX and OpenAI's planned IPOs reveal substantial losses in AI operations, reigniting bubble concerns as valuations far exceed current profitability with SpaceX's AI unit losing $11.9B over three years.

Two of the world's most ambitious technology companies are preparing to go public with valuations that dwarf their current earnings—and the numbers reveal a stark contradiction that is forcing investors and analysts to confront an uncomfortable question: Is artificial intelligence the next great bubble?

SpaceX, Elon Musk's aerospace and AI conglomerate, is seeking to raise $75 billion in what would be one of the largest initial public offerings in history, with a total company valuation around $2 trillion. Yet buried in the company's filing documents is a troubling reality: its AI division, which includes the xAI startup that Musk acquired and integrated in February 2025, lost $6.4 billion in 2025 alone. The division generated $3.2 billion in revenue against total costs of $9.6 billion—a gap that tells the story of an operation burning cash at an unsustainable rate. Research and development consumed $5.1 billion of that spending, nearly 59 percent of the entire group's R&D budget.

Over the past three years, SpaceX's AI business has accumulated $11.9 billion in operating losses while bringing in only $8.8 billion in cumulative revenue. The bleeding continued into the first quarter of 2026, when the AI segment generated $818 million in revenue against an operating loss of $2.5 billion. SpaceX frames this as strategic investment, arguing that xAI has become a leader in building and scaling the computational infrastructure that AI systems require. The company points to its massive data center clusters—COLOSSUS and COLOSSUS II—as proof that it is constructing the world's largest AI training infrastructure. In May, it closed a deal with Anthropic to deepen this position. Yet the company's own numbers show that growth and investment are consuming far more capital than the business is generating.

OpenAI's situation is, if anything, more dramatic. The company controlled by Sam Altman is preparing to file for an IPO expected to close in September, with plans to raise approximately $60 billion. If successful, this single offering would exceed the historic 2019 IPO of Saudi Aramco and would nearly match the total capital raised by all U.S. companies during the entire dot-com boom. OpenAI's valuation at debut is expected to hover around $1 trillion, though it already exceeded $850 billion in a March funding round backed by SoftBank, Amazon, and Nvidia.

At that valuation, OpenAI would rank as the fourteenth largest company in the world by market capitalization—ahead of pharmaceutical giant Eli Lilly, which generated $65 billion in annual revenue and $20.6 billion in profit last year, and behind Berkshire Hathaway, which reported $371 billion in revenue and nearly $67 billion in net profit. Yet OpenAI has not yet published its financial results. Internal documents reviewed by U.S. financial media outlets project losses of $14 billion for 2026 against revenue of approximately $18 billion. The company is expected to burn through $27 billion in cash this year alone. Analysts do not expect OpenAI to achieve positive free cash flow until 2029 at the earliest. The company's annualized revenue this month may reach $30 billion, but that figure masks the reality that it is losing money on nearly every dollar of sales.

These two IPOs—and potentially a third from Anthropic—are raising an old specter in technology markets: the bubble. The concern is not that AI is worthless or that these companies lack genuine technological achievement. Rather, it is that the astronomical valuations being assigned to them rest on the assumption that massive losses will eventually transform into massive profits, a conversion that may take years or may never occur. SpaceX's AI division is spending nearly three dollars to generate every dollar of revenue. OpenAI is spending roughly $1.50 for every dollar it brings in. Neither company has demonstrated a clear path to profitability at scale.

What makes this moment distinctive is the sheer magnitude of the capital being deployed. SpaceX and OpenAI are not small startups betting on a distant future. They are companies with real revenue, real customers, and real technology. Yet they are also companies whose current operations cannot justify their current valuations by any conventional measure. The market is being asked to believe that the losses will shrink, that revenue will accelerate, and that the infrastructure being built today will generate returns tomorrow. History suggests that sometimes this faith is rewarded. It also suggests that sometimes it is not.

We plan to prioritize growth and investment to capitalize on significant opportunities in AI applications and computing infrastructure
— SpaceX, on its AI segment strategy
We own and operate what we believe are the world's largest AI training data center clusters, including COLOSSUS and COLOSSUS II
— SpaceX, defending its AI infrastructure position
The Hearth Conversation Another angle on the story
Inventor

Why does it matter that these companies are losing money if they're generating real revenue and building real infrastructure?

Model

Because valuation is a bet on the future, and the gap between what these companies are worth today and what they're actually earning is historically enormous. SpaceX's AI unit is spending three dollars for every dollar it makes. That's not a startup phase—that's structural.

Inventor

But couldn't they argue they're in a growth phase, investing heavily now to dominate later?

Model

They could, and they are. The question is whether the market is pricing in a reasonable timeline for that payoff, or whether it's pricing in something closer to faith. OpenAI doesn't expect positive cash flow until 2029. That's three more years of burning $27 billion annually.

Inventor

What would make these valuations actually justified?

Model

If the revenue growth accelerates dramatically and the cost structure improves. If OpenAI's $30 billion annualized revenue becomes $100 billion while losses shrink. If SpaceX's AI division finds a way to monetize its infrastructure at scale. Those things are possible. But they're not guaranteed.

Inventor

Is this different from previous tech bubbles?

Model

The difference is that these companies have real revenue and real customers. The similarity is that the market is pricing in a future that hasn't arrived yet, and betting that losses will eventually become profits. That bet has failed before.

Inventor

What happens if the IPOs go through and the losses continue?

Model

Then you have trillion-dollar companies that are still burning billions annually, and investors who bought at the peak discover that the timeline to profitability keeps getting pushed back. That's when the conversation shifts from "growth investment" to "unsustainable burn rate."

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