langchain-neo4j — LangChain Neo4j Integration
Official LangChain integration for Neo4j with graph-based retrievers and Text2Cypher.
The langchain-neo4j package provides LLMGraphTransformer for automated KG construction, Neo4jVector for vector similarity search, Neo4jGraph for Cypher execution, GraphCypherQAChain for natural language to Cypher translation, and various retriever implementations.
Tags
langchainneo4jpythonintegrationtext2cypher