Anthropic says Claude Opus 4 is its most powerful model and the best coding model in the world, while Sonnet 4 is replacing Sonnet 3.7 in the chatbot.

Learn how Claude 4 Opus and Composer Agent streamline software development, boost productivity, and AI coding workflow with ...

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

Anthropic, the artificial intelligence startup supported by Google-parent Alphabet (NASDAQ:GOOG, GOOGL)) and Amazon ...

In particular, that marathon refactoring claim reportedly comes from Rakuten, a Japanese tech services conglomerate that "validated [Claude's] capabilities with a demanding open-source refactor ...

OpenAI's o3: The researcher called the reasoning-focused model “a master of deception.” It is said to have won the most number of games, primarily owing to its ability to deceive opponents. In one ...

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

The $20/month Claude 4 Opus failed to beat its free sibling, Claude 4 Sonnet, in head-to-head testing. Here's how Sonnet ...

Claude 4’s “whistle-blow” surprise shows why agentic AI risk lives in prompts and tool access, not benchmarks. Learn the 6 ...

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

According to the new paper, other models display similar patterns, with OpenAI's ChatGPT-4 taking slightly more steps to get ...

Anthropic’s Mike Krieger believes AI is dissolving the boundaries between idea and execution, making solo founders more ...