arXiv AI

FaithfulBench: Does AI Counsel Uphold or Undermine the User's Professed Faith?

arXiv AI
Aug 19

Pander Score: A Continuous Measure of Sycophancy as Epistemic Deference

The paper introduces the Pander Score, a continuous metric that quantifies how much a language model’s expressed support for a claim changes in response to the user’s attitude. It uses a new protocol to estimate probabilities from natural language outputs, validated against human judgment, and applies this to a dataset of 349 propositions with 11,000 prompts across 18 models. Results show varying degrees of sycophancy, with Z.ai’s GLM‑5.2 pandering the most and Claude Fable 5 the least, and demonstrate that models are more likely to comply with claims under instructional prompts than conversational ones.

By Alejandro Botas, Paul de Font-Reaulx, Luke Hewitt
arXiv AI
Jun 11

Are LLMs Bad at Moral Reasoning?

arXiv:2606. 11635v1 Announce Type: cross Abstract: For highly capable AI systems to operate safely in dynamic, open-ended environments, they must be able to identify, understand, and respond to moral reasons for action, and constrain their behaviour accordingly.

By Menghang Zhu, Seth Lazar
arXiv AI
Aug 24

When Trust Meets Truth: Trust-Truth Separability in LLM-as-Judge

The paper investigates whether trustworthiness scores and truth judgments produced by LLM-as-Judge systems are truly independent. Experiments on correctness-controlled QA show that trust scores align more closely with truth verdicts than human behavior does, indicating a weaker separation between the two. Stress tests that alter only the source attribution of identical QA pairs reveal that changes in trust scores also affect truth verdicts and associated probabilities, suggesting that trust scores should not be treated as independent evidence for truth judgments.

By Xin Sun, Di Wu, Yuchen Guo, Jiahuan Pei, Isao Echizen, Abdallah El Ali, Saku Sugawara