Question and Answer Chain node

Use the Question and Answer Chain node to use a vector store as a retriever.

On this page, you’ll find the node parameters for the Question and Answer Chain node, and links to more resources.

Node parameters

Query

The question you want to ask.

Templates and examples

Related resources

Refer to LangChain’s documentation on retrieval chains for examples of how LangChain can use a vector store as a retriever.

View n8n’s Advanced AI documentation.

Common issues

For common errors or issues and suggested resolution steps, refer to Common Issues.