GRASP: Graph Agentic Search over Propositions for Multi-hop Question Answering

In three linesGRASP is an agentic system for multi-hop question answering that decomposes queries into dependency-aware plans and uses a three-layer hierarchical graph (entities, propositions, passages). On MuSiQue, 2WikiMultihopQA, and HotpotQA, GRASP achieves highest accuracy while consuming 40-50% fewer tokens than IRCoT+HippoRAG2.

Summary generated by Claude — human-verified