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

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

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

Anthropic kicked off its first-ever Code with Claude conference today with the announcement of a new frontier AI system.

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

Claude Opus is Anthropic's largest version of the model family with more power for longer, complex tasks, whereas Sonnet is ...

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

Anthropic has unveiled Claude Opus 4 and Claude Sonnet 4, next-generation AI models designed to enhance coding, reasoning, ...

The company plans to unveil Sonnet 4 and Opus 4, the latter of which is billed as Anthropic’s most powerful AI system yet ...

The latest release includes two new models, Claude Opus 4 and Claude Sonnet 4, which the company says are setting a “new ...

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

Alex Albert, Anthropic's head of Claude Relations, told Ars Technica that the company chose to revive the Opus line because of growing demand for agentic AI applications. "Across all the companies out ...