Anthropic Seeks Mid-November IPO as Claude Maker Tests $2 Trillion AI Valuation

Anthropic PBC is preparing to go public as soon as mid-November, with formal IPO marketing potentially starting the week of Nov. 9 and trading possible before the U.S. Thanksgiving holiday on Nov. 26. The Claude maker is weighing a valuation around $1.8 trillion to $2 trillion, turning the offering into the clearest public-market test yet of investor appetite for capital-intensive frontier AI.