Anthropic files for IPO at $965B valuation, racing OpenAI and SpaceX to public markets

Reviewed byNidhi Govil

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Anthropic has confidentially filed for an IPO at a $965 billion valuation, making it the most valuable AI startup ahead of OpenAI. The Claude maker just raised $65 billion and reports $47 billion in annualized revenue. But going public will force new discipline around pricing, profitability, and enterprise AI economics that could reshape the competitive landscape.

Anthropic Files Confidential S-1 Filing for Public Debut

Anthropic has submitted a confidential S-1 filing with the U.S. Securities and Exchange Commission for a proposed IPO of its common stock, the AI company announced Monday

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. The move positions the five-year-old Claude maker in a high-stakes race to Wall Street alongside OpenAI and SpaceX, both of which are also pursuing public listings

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. "This gives us the option to go public after the SEC completes its review," Anthropic stated, noting that the timing will depend on market conditions and other factors

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. The company has not yet determined the number or price of shares to be offered.

Source: Market Screener

Source: Market Screener

Anthropic Valuation Reaches $965 Billion After $65 Billion Raise

The Anthropic IPO filing comes on the heels of a massive $65 billion Series H funding round that values the AI company at $965 billion post-money, making it the most valuable AI startup in Silicon Valley

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. The round was co-led by Altimeter Capital, Dragoneer, Greenoaks, and Sequoia Capital, with participation from institutional investors including Baillie Gifford, Blackstone, Brookfield, Fidelity Management & Research, and strategic infrastructure partners Samsung, SK Hynix, and Micron

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. The financing nearly triples the Anthropic valuation from $380 billion in February and surpasses OpenAI's $852 billion valuation from its $122 billion funding round in March

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. A portion of the round includes $15 billion in previously committed investments from hyperscalers, including $5 billion from Amazon announced in April

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Revenue Surge Driven by Claude and Enterprise Clients

Anthropic reported that its annualized revenue run rate crossed $47 billion earlier this month, up from $30 billion earlier this year and $10 billion last year

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. The explosive growth stems largely from enterprise clients adopting Claude Code, the company's AI coding assistant that helps organizations write code and handle work tasks

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. The Wall Street Journal recently reported that the AI startup expects a 130% revenue surge that would bring it to its first operating profit

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. The company released its new Claude Opus 4.8 model the same day as the funding announcement, touting better capabilities in agentic tasks, advanced coding, and a focus on honesty and self-correction.

Source: ET

Source: ET

Public Market Scrutiny Will Reshape Enterprise AI Economics

While the Anthropic IPO represents a potential liquidity event for early investors and employees, going public will introduce constraints that reshape how the AI company operates

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. "Going public forces discipline that enterprises on their AI voyage are also seeking when it comes to driving AI value," according to Forrester analysts

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. The transition amplifies tensions between the financial progress investors will demand under public market scrutiny and Anthropic's innovation roadmap, including tradeoffs around costs and trust that matter to enterprise AI buyers. Forrester expects three commercial shifts: changes in how Anthropic prices and packages its products, increased focus on predictable profitability, and potential impacts on the company's commitment to AI safety research

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Safety Concerns and Strategic Positioning

Anthropic, founded by former OpenAI employees including CEO Dario Amodei, has distinguished itself by advocating caution around AI technologies

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. This came to a head when the Trump Administration wanted the AI company to remove guardrails and Anthropic refused, leading the Pentagon to deem it a supply chain risk, though Amodei has visited the White House to discuss the Mythos model

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. The company reportedly plans to more widely launch large language models on par with Mythos, its powerful cybersecurity model that has only been released in limited fashion due to potential safety concerns

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. Anthropic plans to use the new funds to "advance our safety and interpretability research, expand compute to meet growing demand for Claude, and scale the products and partnerships our customers rely on"

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Source: Inc.

Source: Inc.

AI Bubble Concerns as Multiple Companies Race to IPO

The simultaneous pursuit of public listings by Anthropic, OpenAI, and SpaceX (which merged with xAI earlier this year and is targeting a $2 trillion valuation) could create one of the largest IPO events in tech history

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. However, all three companies are still losing more money than they make, fueling concerns of an AI bubble

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. For enterprise buyers, Forrester recommends resisting long-term contracts to limit vendor lock-in, re-evaluating AI options with a multi-model approach, and tracking changes in pricing and packaging closely while tying AI usage to measurable outcomes

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. "Claude's latest advancements have driven large-scale adoption among the world's most demanding organizations," said Brad Gerstner, Founder and CEO of Altimeter Capital. "This momentum positions Anthropic to lead the next phase of AI innovation and capture the enormous opportunity ahead".

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