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JavaScript@langchain/corevectorstoresVectorStoreInterfaceasRetriever
Methodā—Since v0.3

asRetriever

Converts the vector store into a retriever, making it suitable for use in retrieval-based workflows and allowing additional configuration.

Copy
asRetriever(
  kOrFields: number | Partial<VectorStoreRetrieverInput<VectorStoreInterface>>,
  filter: string | object,
  callbacks: Callbacks,
  tags: string[],
  metadata: Record<string, unknown>,
  verbose: boolean
): VectorStoreRetriever<VectorStoreInterface>

Parameters

NameTypeDescription
kOrFieldsnumber | Partial<VectorStoreRetrieverInput<VectorStoreInterface>>

Optional parameter for specifying either the number of documents to retrieve or partial retriever configurations.

filterstring | object

Optional filter based on FilterType for retrieval restriction.

callbacksCallbacks

Optional callbacks for tracking retrieval events or progress.

tagsstring[]

General-purpose tags to add contextual information to the retriever.

metadataRecord<string, unknown>

General-purpose metadata providing additional context for retrieval.

verboseboolean

If true, enables detailed logging during retrieval.

View source on GitHub