2025
GuessingGame: Measuring the Informativeness of Open-Ended Questions in Large Language Models
EMNLP 2025
We introduce GuessingGame, a protocol for evaluating large language models (LLMs) as strategic question-askers in open-ended, open-domain settings. A Guesser LLM identifies a hidden object by posing free-form questions to an Oracle—without predefined choices or candidate lists. To measure question q