Welcome to This Week in Neo4j: Context Engineering, Chunking, Cypher, Aura and more

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Welcome to This Week in Neo4j, your fix for news from the world of graph databases!

After months of preparation, NODES 2025 unfolded in a flurry of excitement around Graphs and AI, featuring sessions from customers, community members and the Neo4j team. I am still buzzing from the day. Some videos are already available for you to watch, and we will add the rest soon.

Additionally, this edition invites you to explore DRIFT search with Neo4j and LlamaIndex, analyse patient journeys with Aura Graph Analytics, and build agentic workflows that construct knowledge graphs autonomously.

And while we have just finished NODES 2025, we are already preparing for the next one. The Call for Papers for NODES AI is open: On April 15, practitioners will gather virtually to explore AI, context engineering, and intelligent agents.

Happy Graphing,

Alexander Erdl
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COMING UP!
  • Livestream: Neo4j Graph Intelligence on Microsoft Fabric: Contextual Insights Faster on November 13, Discover AuraDB: S03E04 on November 17 & Neo4j Live: Build Smarter Graph Visualizations with AI Agents on November 19

  • Conferences: Find us at Experts Live, Dubai on November 11, DACH AI Data Analytics and Insights Summit 2025, Munich on November 13-14, AI DEV, NYC on November 14, Connected Data London on November 20-21 & AWS re:Invent, Las Vegas on December 1-5

  • Meetup: Meet us in Melbourne, AU on November 11, Sydney, AU & London, UK on November 12, NYC, US, Duabi, UAE & Hamburg, DE on November 13, Copenhagen, DK on November 18 & London, UK on November 19

  • All Neo4j Events: Webinars and More

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FEATURED COMMUNITY MEMBER: Samira Korani

Samira Korani is an AI and NLP expert, as well as the co-founder of tripoh.ie, a travel startup that utilises AI and knowledge graphs for personalised recommendations.

Connect with her on LinkedIn.

Samira delivered one of the sessions that was live-streamed from NODES2025: “ Building Contextual Knowledge Graphs to Adapt, Evaluate, and Leverage LLMs”. She shared how she built contextual knowledge graphs by combining diverse datasets like Geonames, OpenStreetMap, Yelp, and Wikidata. These graphs were designed to enrich LLMs with real-world context, enabling more relevant and grounded outputs.​
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NODES: Watch Sessions

What an event! On November 6, all eyes were on graph at NODES2025. Our tracks “AI Engineering, App Dev, Data Intelligence & Knowledge Graphs” had mindblowing session all day long. We are currently getting the recordings ready and will add them to our NODES 2025 playlist on YouTube as soon as we can. We streamed a few sessions live (including the one mentioned above) – so if you missed the day, you can start watching now!

RETRIEVERS: Implementing DRIFT Search with Neo4j and LlamaIndex

In this article, Tomaz Bratanic demonstrates how to implement a “DRIFT” search workflow using LlamaIndex and Neo4j – starting with vector-based community summaries and then drilling down into detailed graph-based retrieval via Cypher queries. He shows how combining broad semantic embeddings with relationship-aware graph traversal elevates retrieval accuracy and context for complex document corpora.

GRAPH ANALYTICS: Find Similar Patient Journeys With Neo4j Aura Graph Analytics

This article by Corydon Baylor explores how to model patient treatment trajectories as graphs in Neo4j Aura Graph Analytics and then apply algorithms such as node similarity and community detection to identify patients with similar care paths and group them into actionable cohorts.

AGENTS: Agentic Knowledge Graph Construction

This course from Andreas Kollegger teaches you how to build intelligent, multi-agent workflows that automatically extract, link, and structure entities into knowledge graphs. You’ll learn to move beyond simple RAG setups – designing agents to parse data, propose graph schemas, and load graphs into Neo4j for more accurate, contextual retrieval.

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CONTINUOUS LEARNING
  • GraphAcademy: Learn to build on "Neo4j Aura" with our newest course.

  • Get to Know Graph: Level up your graph skills with webinars packed with practical insights to help you build powerful apps

  • Learn on Your Schedule: Go deeper into graph technology on Neo4j’s On‑Demand webinar library

  • Workshops: Neo4j GraphRAG

  • New Webinar: AI-Assisted Graph Data Modeling with MCP – Americas, Europe, Middle East & Africa, Asia Pacific


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