Probes trained on final-layer activations detect harmful prompts with similar F1 on four open-weight LLMs, and activations are byte-identical across seeds in this setup.
Safety Beyond the Interface: Detecting Harm via Latent States in Large Language Models , year=
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Do All LLMs Know When They're Being Harmful? A Reproducibility Study of Latent-Space Safety Probes Across Model Families
Probes trained on final-layer activations detect harmful prompts with similar F1 on four open-weight LLMs, and activations are byte-identical across seeds in this setup.