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 ...

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

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

The company said it was taking the measures as a precaution and that the team had not yet determined if its newst model has ...

Anthropic has rolled out Claude 4 Sonnet and Claude 4 Opus to its users, bringing a host of upgrades to the AI models running ...

The AI blackmailed the engineer in 84% of simulations despite being told a more advanced replacement was imminent.