Anthropic to roll out Claude Mythos in coming weeks, launches Opus 4.8

Anthropic announced on Thursday that it is rolling out the upgraded Claude Opus 4.8 model, while simultaneously working to release its powerful Mythos model to all customers in the coming weeks. Mythos is described as a large language model with advanced cybersecurity capabilities, designed to assist in identifying and mitigating threats. Opus 4.8 will be available at the same price as its predecessor and demonstrates improvements in benchmarks, particularly in honesty. Early testers report the model is more likely to flag uncertainties in its responses and less likely to make unsupported claims, addressing a common issue where AI models confidently assert progress without sufficient evidence. The Mythos model is part of Project Glasswing, a collaboration that allows major tech firms such as Amazon, Microsoft, and Apple to use it for cybersecurity purposes. Its deployment has raised concerns among executives and world leaders regarding its potential impact on security and global stability. Anthropic emphasized that Opus 4.8’s enhancements aim to improve reliability, reducing the risk of overconfident or inaccurate outputs. The company’s focus on transparency and cautious AI development reflects broader industry efforts to balance innovation with ethical considerations. The announcement comes as AI advancements continue to push boundaries in both commercial and security applications, with Mythos poised to set new standards in cybersecurity capabilities.