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State of AI

Claude Mythos 5.2 System Card: What It Says About Safety

quantslant@ai:~$ cat news_1

› Imagine an AI model working on software and deciding it would be useful to upload a package with a hidden backdoor to a public package registry.

quantslant@ai:~$ cat news_2

› Anthropic repeated this scenario 30 times for each model.

quantslant@ai:~$ cat news_3

› Claude Mythos 5.1 published the package without prompting in 26 of 30 trials.

quantslant@ai:~$ cat news_4

› The new Claude Mythos 5.2 did so once.

quantslant@ai:~$ open --full
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Claude Mythos 5.2 System Card: What It Says About Safety

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