HippoRAG, a retrieval framework inspired by human memory, enhances large language models by enabling continuous information integration and efficient retrieval. Utilizing the Personalized PageRank algorithm, it performs single-step multi-hop retrieval, significantly improving performance in multi-hop question answering tasks. HippoRAG addresses catastrophic forgetting through continuous knowledge integration, ensuring the model adapts to new information without losing existing knowledge. Its advantages include cost-effectiveness, scalability, and adaptability to novel tasks, demonstrating the transformative potential of advanced retrieval frameworks in advancing the capabilities of large language models and their applications across diverse fields.