CNBC's Kate Rooney reports on news regarding Anthropic.

Amodei and Altman’s company have recently sniped at each other over OpenAI’s introduction of ads within its products.

Anthropic rolls out Claude Sonnet 4.6 as its new default model, bringing stronger reasoning and coding power to free and paid users alike.

Claude Sonnet 4.6 is more consistent with coding and is better at following coding instructions, Anthropic said.

The company is at odds with the Pentagon over how its A.I. will be used. The conflict has its roots in the foundational plan for Anthropic.

The Pentagon is reviewing its relationship with artificial intelligence (AI) giant Anthropic over the terms of use of its AI model, which was used by the U.S. military during last month’s operation

Last week, AI behemoth Anthropic announced its $30 billion megaround, hitting a $380 billion valuation, up from $183 billion in September. The cash injection nearly doubled the fortunes of the startup’s seven billionaire cofounders, with CEO Dario Amodei and his sister Daniela Amodei each worth $7 billion, per Forbes’ estimates.

The Pentagon is reviewing its relationship with artificial intelligence (AI) giant Anthropic over the terms of use of its AI model, which was used by the U.S. military during last month’s operation to capture Venezuelan leader Nicolás Maduro.

Anthropic has released a new version of its mid-size Sonnet model, keeping pace with the company's four-month update cycle.

Powerlaw Corp plans direct listing in New York, offering retail investors access to stakes in OpenAI, SpaceX, Anduril and Anthropic

The Defense Department is threatening to blacklist Anthropic over limits on military use, potentially putting one of its top contractors in a bind.