It did not take Anthropic long to decide to release a Mythos class model. I can't wait to dive in and see how they kept the capability while also putting guardrails on that are supposed to actually stick.

Claude Fable 5

capabilities exceed those of any model we’ve ever made generally available. It is state-of-the-art on nearly all tested benchmarks of AI capability, showing exceptional performance in software engineering, knowledge work, vision, scientific research, and many other areas. The longer and more complex the task, the larger Fable 5’s lead over our other models.

Claude Mythos 5

will initially be deployed through Project Glasswing, in collaboration with the US government, as an upgrade to Claude Mythos Preview. It has the strongest cybersecurity capabilities of any model in the world. Soon, we intend to expand access to Mythos 5 through a broader trusted access program.

We will see if this ends up being a massive mistake or something that is completely fine

This is set up to be a possible money recooperator for Anthropic

Claude Fable 5 could become a valuable new money-maker for the company. The model costs $10 per million input tokens and $50 per million output tokens, which is twice as expensive as Claude Opus 4.8.

Mythos 5 could be huge for the Genesis and American scientific enterprise with its abilities. It can execute novel drug designs, hypothesis in molecular biology, and genomics