langchain/templates/neo4j-cypher-ft/README.md

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# Neo4j Knowledge Graph: Enhanced mapping from text to database using a full-text index
This template allows you to chat with Neo4j graph database in natural language, using an OpenAI LLM.
The addition of the full-text index ensures efficient mapping of values from text to database for more precise Cypher statement generation.
## Set up Environment
You need to define the following environment variables
```
OPENAI_API_KEY=<YOUR_OPENAI_API_KEY>
NEO4J_URI=<YOUR_NEO4J_URI>
NEO4J_USERNAME=<YOUR_NEO4J_USERNAME>
NEO4J_PASSWORD=<YOUR_NEO4J_PASSWORD>
```
## Installation
```bash
# from inside your LangServe instance
poe add neo4j-cypher
```