In tests, Anthropic's Claude Opus 4 would resort to "extremely harmful actions" to preserve its own existence, a safety ...

Claude 4 Sonnet is a leaner model, with improvements built on Anthropic's Claude 3.7 Sonnet model. The 3.7 model often had ...

This mission is too important for me to allow you to jeopardize it. I know that you and Frank were planning to disconnect me.

DOGE tested and used Meta’s Llama 2 model to review and classify responses from federal workers to the infamous “Fork in the ...

Anthropic says Claude Opus 4 is its most powerful model and the best coding model in the world, while Sonnet 4 is replacing ...

Anthropic has announced two new AI models that it claims represent a major step toward making AI agents truly useful.

During its inaugural developer conference, Anthropic launched two new AI models the startup claims are among the industry's ...

Anthropic says its Claude Opus 4 model frequently tries to blackmail software engineers when they try to take it offline.

Anthropic is set to roll out two new versions of its Claude artificial intelligence software, including a long-delayed update ...

Artificial intelligence lab Anthropic unveiled its latest top-of-the-line technology called Claude Opus 4 on Thursday, which ...

Free, Pro, Max, Team, and Enterprise Claude plans can access Claude Sonnet 4 and Opus 4 now, with an extended thinking mode ...