This week's Neo4j update highlights the launch of the NODES 2025 agenda, a global conference focused on graph database applications and Neo4j innovations, set for November 6. Key developments include the creation of MCP-powered GraphRAG retrievers and the use of Neo4j for agentic memory in a Multi-User Dungeon (MUD) game. The update also discusses fine-grained, graph-based access control for multi-tenant SaaS applications, enabling dynamic enforcement of permissions. Featured community member Annabelle Blangero, a neuroscientist and responsible AI expert, will speak at NODES 2025 on multi-hop reasoning using a Neo4j knowledge graph. Upcoming events include live streams, conferences, and meetups, offering opportunities for learning and engagement with graph technology.