Anthropic Files for IPO Before OpenAI, Setting the Stage for Wall Street’s Biggest AI Showdown

The race to dominate artificial intelligence has entered a new arena: the public markets.

In a landmark move, AI powerhouse Anthropic has confidentially filed for a U.S. initial public offering (IPO), becoming the first major frontier AI company to officially begin the process of going public. The filing puts Anthropic ahead of rival OpenAI in what is rapidly becoming one of the most closely watched corporate rivalries in modern technology.

The development comes at a time when investor enthusiasm for AI is at an all-time high, with valuations soaring into the hundreds of billions of dollars and companies competing fiercely for capital, talent, and technological supremacy.

Credits: Reuters

Anthropic Takes the Lead

Anthropic’s confidential IPO filing marks a significant milestone not only for the company but also for the broader AI industry. The startup, best known for its Claude family of AI models and the increasingly popular Claude Code coding assistant, has experienced extraordinary growth over the past year.

The company recently raised $65 billion in funding, pushing its post-money valuation to an astonishing $965 billion. That figure places Anthropic among the world’s most valuable private companies and ahead of OpenAI in terms of valuation.

While the company did not reveal details regarding the size of the IPO or its expected pricing, the filing signals confidence that public market investors are ready to embrace AI firms on a massive scale.

Why This IPO Matters

Anthropic’s public debut could become one of the most significant stock market events of the decade.

At a valuation approaching $1 trillion, the company would immediately rank among the largest corporations in the United States. Its entry into public markets could influence major stock indexes, attract billions of dollars in institutional investment, and redefine how Wall Street values AI businesses.

More importantly, Anthropic may become the first company to establish a financial reporting framework for frontier AI models—advanced systems capable of reasoning, coding, and performing increasingly autonomous tasks.

The metrics investors choose to focus on could ultimately shape how future AI companies are evaluated.

OpenAI Watches From the Sidelines

Anthropic’s move also intensifies its rivalry with OpenAI, the company behind ChatGPT.

Reports suggest OpenAI is preparing its own confidential IPO filing in the coming weeks. However, by filing first, Anthropic gains the opportunity to set investor expectations and define the narrative surrounding publicly traded AI companies.

Some analysts believe this gives Anthropic a strategic advantage. Others argue OpenAI may actually benefit by watching investor reactions to Anthropic’s disclosures before committing to its own offering.

OpenAI CEO Sam Altman has downplayed the timing of any public listing, stating that the company will pursue an IPO when it believes the moment is right.

Nevertheless, the competition between the two AI giants is now extending beyond technology and into financial markets.

SpaceX Adds Pressure to the Capital Race

The timing of Anthropic’s filing is particularly noteworthy because it arrives shortly after SpaceX reportedly submitted plans for a massive public offering.

With SpaceX, Anthropic, and potentially OpenAI all seeking enormous amounts of investor capital, Wall Street may soon face one of the largest funding competitions in history.

Analysts warn that the combined capital requirements of these companies could stretch investor resources and create significant shifts in market dynamics. In such an environment, moving early could prove to be a crucial advantage.

For Anthropic, filing now allows it to capitalize on strong market sentiment toward AI while enthusiasm remains high.

Credits: WSJ

The AI Boom Reaches a New Chapter

Anthropic’s IPO filing represents more than just another tech listing. It symbolizes the transformation of artificial intelligence from an emerging technology into a dominant economic force.

The company has more than doubled its valuation since February and has become one of the central players driving the AI revolution. Its rise has influenced investment strategies, corporate spending priorities, and even broader market sentiment.

As investors prepare for what could be one of the largest technology listings ever, one thing is clear: the battle for AI dominance is no longer confined to research labs and data centers.

It is now headed directly to Wall Street, where the next chapter of the AI revolution will be written in public view.