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

Anthropic's most powerful model yet, Claude 4, has unwanted side effects: The AI can report you to authorities and the press.

The company claims that Claude 4 Opus is "the world's best coding model." Claude 4 Sonnet is pretty good, too, but strikes ...

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

Anthropic's Claude Opus 4 outperforms OpenAI's GPT-4.1 with unprecedented seven-hour autonomous coding sessions and ...

Claude Opus 4 is Anthropic’s most powerful AI model to date, according to the company’s announcement, and capable of working ...

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

Anthropic's newest editon of its flagship AI product will address significant limitations in current large language models.

A third-party research institute Anthropic partnered with to test Claude Opus 4 recommended against deploying an early ...

The testing found the AI was capable of "extreme actions" if it thought its "self-preservation" was threatened.

In a fictional scenario, Claude blackmailed an engineer for having an affair.