Claude would break the rules in that example. It's supposed to*.
Grok will break the rules to be "maximally based".
If I get run over by a speeding chatbot, I'd rather it be by Claude rushing a pregnant lady to the hospital, than by Grok drag-racing against a car full of frat boys.
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* We generally favor cultivating good values and judgment over strict rules and decision procedures, and we try to explain any rules we do want Claude to follow.
source: https://anthropic.com/constitution