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Sweet Talkers: How Query Formulation Shapes Sycophancy in Romantic Relationship Advice

arXiv · AI, language, vision and robotics · article · Sep 12, 2026 · UTC

Large language models (LLMs) are increasingly used for emotional support and relationship advice, where a model's tendency to preserve a user's face can inadvertently reinforce harmful interpersonal behaviors. To systematically examine this risk, we developed the Romantic Relationship Advice-Seeking Prompts (RRASP) dataset of 2,400 prompts across five relationship themes and evaluated social sycophancy using the ELEPHANT framework on two consumer-facing models, GPT-5 Mini and Gemini 3 Flash. Contrary to our initial hypothesis, grammatical mood alone did not produce systematic differences in sy

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Evidence & attribution

First collected: 2026-09-20T16:41:15.630Z. This is not the publication date.