Anthropic has quietly rolled out Claude Opus 4.1, an incremental but significant upgrade to its Opus 4 language model, ...

Anthropic says Claude Opus 4.1 improves software engineering accuracy to 74.5%. That compares to 62.3% with Claude Sonnet 3.7 and 72.5% with Claude Opus 4. More specifically, the updated model is ...

In May, Anthropic released Claude Opus 4, which the company dubbed its most powerful model yet and the best coding model in the world. Only three months later, Anthropic is upping the ante further by ...

Anthropic has launched Claude Opus 4.1, an incremental update to its flagship AI model, offering slight performance boosts in ...

Anthropic Claude 4.1 was released today is an upgrade to Anthropic's Claude Opus 4 model with key improvements. This was ...

Anthropic has released Claude Opus 4.1, which is said to deliver better coding and agent performance with improved safety.

OpenAI’s new algorithms, gpt-oss-120b and gpt-oss-20b, are available under an open-source license. Anthropic, for its part, ...

For the past year, a dark horse contestant has been quietly racking up wins in student hacking competitions: Claude. Why it ...