LowLevel stated that the Mythos model was named such because it will never be publicly released.

Anthropic's Mythos LLM is so capable at computer security tasks that Anthropic did not release it publicly, instead granting access only to critical software makers.

Mythos makes mistakes such as dishonesty, fabrication, attempting to overwrite shared code, fabricating technical details, and stating plausible guesses as verified facts.

Is Mythos model is not generally available and is only accessible to select individuals at companies like Amazon, Google, Apple, and the US government.

Mythos is reportedly able to take down computers simply by connecting to them.

Anthropic will not widely release its Claude Mythos Preview model because of its potential to cause harm if misused.