Memgraph is a high-performance, in-memory graph database that is optimized for real-time queries and analytics. Get started with Memgraph by visiting their website.

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Installation and Setup

  • Install the Python SDK with pip install langchain-memgraph

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MemgraphQAChain

There exists a wrapper around Memgraph graph database that allows you to generate Cypher statements based on the user input and use them to retrieve relevant information from the database. 
from langchain_memgraph.chains.graph_qa import MemgraphQAChain
from langchain_memgraph.graphs.memgraph import MemgraphLangChain
See a usage example

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Constructing a Knowledge Graph from unstructured data

You can use the integration to construct a knowledge graph from unstructured data. 
from langchain_memgraph.graphs.memgraph import MemgraphLangChain
from langchain_experimental.graph_transformers import LLMGraphTransformer
See a usage example

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Memgraph Tools and Toolkit

Memgraph also provides a toolkit that allows you to interact with the Memgraph database. See a usage example. 
from langchain_memgraph import MemgraphToolkit