ORFuzz presents the first evolutionary testing framework for LLM over-refusal together with a new benchmark of 1,855 cases that triggers over-refusal at 63.56% average across ten models.
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ORFuzz: Fuzzing the "Other Side" of LLM Safety -- Testing Over-Refusal
ORFuzz presents the first evolutionary testing framework for LLM over-refusal together with a new benchmark of 1,855 cases that triggers over-refusal at 63.56% average across ten models.