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GraphRAG to create optimized LLM context windows

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12 September 2025


GraphRAG methods to create optimized LLM context windows for Retrieval — Jonathan Larson, Microsoft

Abstract

Jonathan Larson is a Senior Principal Data Architect at Microsoft Research working in Special Projects. He currently leads a research team focused on the intersection of graph machine learning, LLM memory representations, and LLM orchestration.

His research has led to shipping new features in Bing, Viva, PowerBI. He also shipped new tools to combat tech fraud. Many of the supporting libraries have been open sourced in collaboration on GitHub. Prior to joining Microsoft, Jonathan was Chief Scientist and Technical Fellow at Sotera Defense Solutions on assignment to DARPA, and led a variety of research across several programs. Jonathan has also led large-scale data science efforts at Google, Zillow, and the US Army. Early in his career, he also worked several startups and incubators.

About Jonathan Larson Jonathan Larson is a Senior Principal Data Architect at Microsoft Research working in Special Projects. He currently leads a research team focused on the intersection of graph machine learning, LLM memory representations, and LLM orchestration.