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

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

In test runs, Anthropic's new AI model threatened to expose an engineer's affair to avoid being shut down.Claude Opus 4 ...

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

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

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

Bowman later edited his tweet and the following one in a thread to read as follows, but it still didn't convince the ...

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

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

Claude Opus 4 is the world’s best coding model, Anthropic said. The company also released a safety report for the hybrid ...

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

Anthropic has long been warning about these risks—so much so that in 2023, the company pledged to not release certain models ...