langchain-elasticsearch: 0.3.0

cache

Classes

cache.ElasticsearchCache(index_name[, ...])	An Elasticsearch cache integration for LLMs.
cache.ElasticsearchEmbeddingsCache(index_name)	An Elasticsearch store for caching embeddings.

chat_history

Classes

chat_history.ElasticsearchChatMessageHistory(...)

Chat message history that stores history in Elasticsearch.

client

Functions

client.create_elasticsearch_client([url, ...])

embeddings

Classes

embeddings.ElasticsearchEmbeddings(client, ...)	Elasticsearch embedding models.
embeddings.EmbeddingServiceAdapter(...)	Adapter for LangChain Embeddings to support the EmbeddingService interface from elasticsearch.helpers.vectorstore.

retrievers

Classes

retrievers.ElasticsearchRetriever

Elasticsearch retriever

vectorstores

Classes

vectorstores.ElasticsearchStore(index_name, ...)

Elasticsearch vector store.

Deprecated classes

vectorstores.ApproxRetrievalStrategy([...])
vectorstores.BM25RetrievalStrategy([k1, b])
vectorstores.BaseRetrievalStrategy(*args, ...)
vectorstores.ExactRetrievalStrategy(*args, ...)
vectorstores.SparseRetrievalStrategy([model_id])