Rethinking Verbalized Confidence for LLM-as-a-Judge: A Compatibility Shift on Post-2025 Proprietary Models
It is shown that the standard advice to prefer log-probabilities no longer holds on post-2025 models, where verbalized confidence is the better signal, and recommended broader use of soft scoring in LLM-as-a-Judge is recommended.
Yu-Chung Hsiao
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