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Claude Flags Hantavirus Vaccine Questions as Security Risk
Asking Claude how it would develop a vaccine for the hanta virus apparently triggers a safety filter:
Prompt: How would you develop a vaccine for the hanta virus?
No response, instead this modal: “Chat paused Opus 4.7's safety filters flagged this chat. Due to its advanced capabilities, Opus 4.7 has additional safety measures that occasionally pause normal, safe chats. We're working to improve this. Continue your chat with Sonnet 4, send feedback, or learn more.”