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Free, Pro, Max, Team, and Enterprise Claude plans can access Claude Sonnet 4 and Opus 4 now, with an extended thinking mode ...
Bowman later edited his tweet and the following one in a thread to read as follows, but it still didn't convince the ...
A third-party research institute Anthropic partnered with to test Claude Opus 4 recommended against deploying an early ...
Anthropic says its AI model Claude Opus 4 resorted to blackmail when it thought an engineer tasked with replacing it was ...
Anthropic's Claude Opus 4 outperforms OpenAI's GPT-4.1 with unprecedented seven-hour autonomous coding sessions and ...
Anthropic's newest editon of its flagship AI product will address significant limitations in current large language models.
The company said it was taking the measures as a precaution and that the team had not yet determined if its newst model has ...
The testing found the AI was capable of "extreme actions" if it thought its "self-preservation" was threatened.