eval_toolkit.losses#
Differentiable losses for prompt-injection detector training.
RecallAtLowFPR is the Meta Prompt Guard 2 training recipe: a
differentiable approximation of recall-at-fixed-FPR that optimizes
detector ranking at a constrained operating point.
Optional dependency: pip install eval-toolkit[losses] (installs torch).
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Construct a Recall@LowFPR loss module. |