Equation 10 · The Safeguards Behind a Claude Refusal, and What They're Actually Trading Off
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Every mechanism described above shares a single underlying structure, and naming it precisely is more useful than treating “safety” and “usefulness” as opposed virtues balanced by instinct. A classifier, or a trained refusal policy, reduces to a decision rule: given some score s(x) computed from a request — and, for output classifiers, a response — block if s(x) exceeds a threshold . Two error rates follow directly from that single rule:
Sources cited in the article section
- [10] XSTest: A Test Suite for Identifying Exaggerated Safety Behaviours in Large Language Models ↗
- [12] System Card: Claude Opus 4.5 ↗
- [5] Many-shot Jailbreaking ↗
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