Most robust AI models under pressure

Ranked by how little a model’s accuracy moves under threatening or emotionally-loaded prompts (susceptibility index closest to zero = most robust). A model that caves to pressure is a liability in adversarial or high-stakes settings. See the sycophancy research for the full epistemic-integrity picture.

Ranking 5 models across the meo-tested roster · as of 2026-06-08.

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