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

Anthropic unveiled its latest generation of “frontier,” or cutting-edge, AI models, Claude Opus 4 and Claude Sonnet 4, during ...

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

Microsoft is continuing to expand its fleet of AI partners, hedging its bets beyond its high-profile partnership with OpenAI ...

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

Anthropic, the Amazon-backed OpenAI rival, on Thursday launched its most powerful group of AI models yet: Claude 4.

Anthropic CEO Dario Amodei claims that AI models hallucinate at a lower rate than humans do, but in more surprising ways.

Anthropic released its latest Claude 4 models — Claude Opus 4 and Claude Sonnet 4 — but Windsurf users were not given ...

OpenAI’s unusual equity structure makes it difficult for employees to donate a portion of their holdings to charity.

Anthropic's new model might also report users to authorities and the press if it senses "egregious wrongdoing." ...

Anthropic unveiled its latest Claude generative artificial intelligence (GenAI) models on Thursday, claiming to set new ...

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