Anthropic PBC pulled ahead of OpenAI with its confidential IPO filing Monday, as the free-spending artificial intelligence startups battle for a fundraising edge that’s set to determine who will win the ultimate battle for computing power.
The Anthropic logo on a smartphone arranged in Forest Hills, New York, US, on Wednesday, April 22, 2026. Anthropic PBC has said its new artificial intelligence tool, Claude Mythos Preview, is too powerful to release to the general public. Photographer: Gabby Jones/Bloomberg
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