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World's Fair 2025

Intro to GraphRAG — Zach Blumenfeld

Zach Blumenfeld

Overview

This talk introduces GraphRAG, an architecture that integrates knowledge graphs with AI agents to enhance data retrieval and reasoning. It demonstrates how to build a knowledge graph using Neo4j and leverage it with tools like LangChain and LangGraph for applications such as talent management and skill analysis. The session covers data modeling, querying with Cypher, incorporating vector search for semantic similarity, and building agents that can interact with the graph.

Who should watch

Key takeaways

Notable quotes

*The idea with this is that if you have a use case and you kind of know the types of questions that you want to answer with your Asians, by taking your data and decomposing even a very simple knowledge graph to start, you're going to be able to expose a lot of the sort of domain logic that you'd want to apply through the model of your data.*
*It's basically like having your information in a symbolic versus just a sub symbolic vector.*
*For agents, I think it's really nice when the data model reflects a natural language.*

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Unofficial community note. Prefer the recording for nuance.