# langchain_qdrant

> Python package

📖 [View in docs](https://reference.langchain.com/python/langchain-qdrant)

## Classes

- [`SparseVector`](https://reference.langchain.com/python/langchain-qdrant/sparse_embeddings/SparseVector)
- [`SparseEmbeddings`](https://reference.langchain.com/python/langchain-qdrant/sparse_embeddings/SparseEmbeddings)
- [`QdrantVectorStoreError`](https://reference.langchain.com/python/langchain-qdrant/qdrant/QdrantVectorStoreError)
- [`RetrievalMode`](https://reference.langchain.com/python/langchain-qdrant/qdrant/RetrievalMode)
- [`QdrantVectorStore`](https://reference.langchain.com/python/langchain-qdrant/qdrant/QdrantVectorStore)
- [`FastEmbedSparse`](https://reference.langchain.com/python/langchain-qdrant/fastembed_sparse/FastEmbedSparse)
- [`QdrantException`](https://reference.langchain.com/python/langchain-qdrant/vectorstores/QdrantException)
- [`Qdrant`](https://reference.langchain.com/python/langchain-qdrant/vectorstores/Qdrant)

## Functions

- [`maximal_marginal_relevance()`](https://reference.langchain.com/python/langchain-qdrant/_utils/maximal_marginal_relevance)
- [`cosine_similarity()`](https://reference.langchain.com/python/langchain-qdrant/_utils/cosine_similarity)
- [`sync_call_fallback()`](https://reference.langchain.com/python/langchain-qdrant/vectorstores/sync_call_fallback)

## Types

- [`Matrix`](https://reference.langchain.com/python/langchain-qdrant/_utils/Matrix)
- [`MetadataFilter`](https://reference.langchain.com/python/langchain-qdrant/vectorstores/MetadataFilter)