Anthropic Begins IPO Preparation with New Legal Advisory as Valuation Plans Surge

Anthropic has taken a major step toward going public, hiring Wilson Sonsini to support preparations for an initial public offering that could take place as early as 2026, according to the Financial Times. The AI safety–focused model developer is advancing an internal readiness plan while also exploring a new funding round that may lift its valuation above $300 billion.

The company most recently raised $13 billion in September, reaching a $183 billion valuation, and is now engaging with investment banks as it evaluates underwriting options for what could become one of the largest IPOs in market history. Wilson Sonsini has advised Anthropic since 2022 and will continue guiding the company through regulatory and corporate requirements associated with the listing process.

Anthropic’s move follows rising capital market activity among leading AI firms. Rival OpenAI, now valued at $500 billion, is similarly assessing its path to the public markets, signaling escalating investor appetite for the sector’s most powerful foundation model providers.

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