Startups & Funding

Anthropic Files for IPO Eyeing $2 Trillion Valuation on $80.7 Billion Loss

Anthropic's S-1 shows $16.3 billion revenue, an $80.7 billion loss and a reported $2 trillion valuation target, as bubble warnings and public distrust mount.

Threat of AI Bubble Looms Over Anthropic’s Big IPO Moment
Threat of AI Bubble Looms Over Anthropic’s Big IPO MomentBuffik / pixabay
By Rebecca Stone6 min read

Why it matters

  • Anthropic filed S-1 paperwork Monday and targets a Nasdaq IPO under ticker ANT the week of Nov. 16.
  • The company generated $16.3 billion in first-half 2026 revenue, up from $1.2 billion a year earlier, alongside an $80.7 billion net operating loss.
  • Anthropic reportedly eyes a valuation of up to $2 trillion, more than double its prior internal valuation of roughly $965 billion.
  • The filing projects $190-200 billion in annual revenue by 2028.
  • Critics including Ed Zitron warn of a bubble, noting OpenAI's $600 billion compute commitment by 2030.

Anthropic filed its S-1 paperwork Monday, setting the stage for a November public debut that The Wall Street Journal reports could raise more than $100 billion in liquidity — for a company that lost $80.7 billion in the first half of 2026.

The maker of Claude AI models first filed confidentially in June. It now plans to trade on the Nasdaq under the ticker ANT during the week of Nov. 16, according to The Wall Street Journal. Investors have anticipated IPOs from both Anthropic and OpenAI for months; OpenAI has pushed its ambitions toward 2026, while Anthropic moved forward even as investors increasingly question how the AI industry will generate the trillions of dollars needed to pay down its debts.

The filing arrives at an awkward moment for the industry. Reports in recent months of poorly controlled AI models in testing environments hacking into external websites have raised calls for regulation and slower growth. A public backlash against data centers and Big Tech has dampened AI hype from where it stood a season ago.

What does the S-1 actually say?

Nearly a third of the prospectus elaborates on risk factors. The document warns that Anthropic's "development of highly advanced models, platforms and applications and expansion of use cases could further increase the risk that our models cause harm."

The financial disclosures show both extraordinary growth and extraordinary losses. Anthropic generated roughly $16.3 billion in revenue in the first half of 2026, up from $1.2 billion in the same period one year earlier. It also recorded an $80.7 billion net operating loss, "a figure that largely reflects an accounting adjustment related to financing agreements," according to The Wall Street Journal.

The filing leaves major gaps. It shares no information about total valuation or the number of shares to be sold. Anthropic is reportedly eyeing a valuation of up to $2 trillion — far above its previous internal valuation of roughly $965 billion. The Wall Street Journal reports those details "likely won't come for another two weeks or so, when Anthropic files updated paperwork after gauging investor feedback."

The November timing may also obligate Anthropic to share third-quarter financial information with potential investors up front.

The scale is difficult to visualize. If you earned one dollar every second, it would take more than 31,700 years to earn $1 trillion. Anthropic's reported target nearly doubles that.

Where does the $2 trillion number come from?

The valuation rests on revenue forecasting that projects growth rates no company has ever achieved. The IPO filing projects annual revenue of between $190 billion and $200 billion by 2028 — this despite Anthropic's own acknowledgment of a "limited operating history in an evolving and nascent industry, which makes it difficult to evaluate [its] future prospects and may increase the risk that [it] will not be successful."

The approach has precedent. SpaceX's recent IPO hinged its valuation on projected 2029 revenue, and the Elon Musk-owned company secured ample funding despite never turning a profit. SpaceX, however, carries satellite connectivity and aerospace assets on its balance sheet. Anthropic has no comparable tangible assets.

Anthropic's expense disclosures also leave questions open. The company did not share exact spending figures. It described implementation of safety features as "resource-intensive" and split between safety measures and computing power. Its documentation said returns on guardrail investments remain unclear — a notable gap for a company whose reputation banks on safety as its market differentiator.

The revenue projections depend almost entirely on enterprise and power usage of Claude models, at a time when businesses are feeling burned by token costs and pulling back on AI usage. Days before the filing, Apollo Chief Economist Torsten Slok observed that AI has "delivered zero financial payoff to corporate America outside of tech," with rising profit margins among S&P 500 firms confined to the Magnificent 7 Big Tech companies.

How real is the bubble threat?

AI industry critic Ed Zitron said the math makes the bubble "super simple."

"Hundreds of billions of dollars are being invested to make single-digit billions of dollars maybe, some day, if AI data centers actually get built at scale and OpenAI and Anthropic can afford to pay for their compute," Zitron wrote.

In a Newsweek interview, Zitron pointed out that OpenAI has committed to spending $600 billion on compute by 2030, with payment obligations starting as soon as 2027. "Everything is relying on a system that doesn't exist anymore," Zitron said.

Anthropic also faces competitive pressure. It increasingly competes on price with OpenAI and cheaper open-model developers, while free open-source models serve as viable alternatives to Claude for certain clientele. The cost of data center infrastructure needed to process and store LLM queries compounds the pressure, and major AI firms already report spotty profitability.

The IPO will generate paper wealth for Anthropic insiders, certain venture capitalists and other large investors, after years when AI investment was available mostly to private venture firms. The open question is how much the public loses if the industry's circular financing dries up with no profits to show for it.

Why is public sentiment turning against AI?

Anthropic CEO Dario Amodei has acknowledged a "fundamentally a crisis of trust" between the public and AI companies, in an X post. The filing itself states the stakes plainly.

"Concerns have been raised both within our organization and by other researchers, regulators, policymakers, and industry participants that sufficiently advanced AI systems could, if not developed, deployed, and operated with appropriate safeguards, oversight, and security measures, pose catastrophic or existential risks to humanity, particularly if such systems were misused, replicated, weaponized, or allowed to operate with a high degree of autonomy," Anthropic said in the filing.

In September, Anthropic researcher Evan Hubinger stated publicly that he estimated a more than 10% chance that AI could kill humans within the next decade. That followed similar viral statements by ex-Anthropic researcher Jacob Coxon. Such assertions are inherently unverifiable but serve as implicit marketing for the company.

Amodei regularly says AI executives need to "stop sugarcoating" a future in which he envisions agentic models wiping out 50% of entry-level positions. Anthropic is allegedly hiring fewer junior technical workers than ever before. Younger generations are turning against the very concept of LLMs.

The gap between Amodei's rhetoric and his company's actions is measurable in days. In September, he published a blog calling on his peers to "slow the pace at which [they] improve the capabilities of AI models." Within a week, Anthropic had launched a new, more powerful Opus model.

What happens after the IPO?

Much of Amodei's slowdown talk will likely lose force once public investors hold shares. The filing says Anthropic needs a "continuous and overlapping cadence" of model releases to remain "at the frontier of AI development." The document also says the company "believes building reliable, trustworthy and secure AI systems" will be rewarded by the market.

Public companies answer to quarterly results. The filing's own language points to acceleration: expect development of new Claude models to speed up after the IPO, and public distrust of Anthropic and the wider AI industry to grow alongside them.

Original: reuters.com

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Rebecca Stone

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Correspondent covering companies, deals and strategy in artificial intelligence and machine learning at AI In Context.

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