Can Hallucinations Be Useful? Solving Multi-Hop Questions With SLMs By Chaining System-I/II Reasoning

In three linesSmall Language Models (SLMs) hallucinate more than LLMs but can solve multi-step questions by inverting the standard strategy: answer first (System-I), then reason deeply (System-II) with evidence retrieval. Initial hallucinations help refine the final answer.

Summary generated by Claude — human-verified