joelniklaus/LEXam-hard

LEXam-hard The 518 open questions of LEXam that the strongest open models score lowest on. LEXam is a benchmark of law exam questions from the University of Zurich (Fan et al., ICLR 2026; website, code). This is a filtered copy of its open_question test split for evaluating agents that can do legal research. Questions that strong models already answer from memory are removed, and so are questions that cannot be answered from their own text. Rows are ordered from the hardest… See the full description on the dataset page: https://huggingface.co/datasets/joelniklaus/LEXam-hard.

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