Skip to main content
Ctrl+K
🦜🔗 LangChain  documentation - Home 🦜🔗 LangChain  documentation - Home
  • Reference
Ctrl+K
Docs
  • GitHub
  • X / Twitter
Ctrl+K
  • Reference
Docs
  • GitHub
  • X / Twitter

Section Navigation

Base packages

  • Core
  • Langchain
  • Text Splitters
  • Community
  • Experimental

Integrations

  • AI21
  • Anthropic
  • AstraDB
  • AWS
  • Azure Ai
  • Azure Dynamic Sessions
  • Cerebras
  • Chroma
  • Cohere
  • Deepseek
  • Elasticsearch
    • cache
    • chat_history
    • client
    • embeddings
    • retrievers
    • vectorstores
      • AsyncBM25Strategy
      • AsyncDenseVectorScriptScoreStrategy
      • AsyncDenseVectorStrategy
      • AsyncElasticsearchStore
      • AsyncRetrievalStrategy
      • AsyncSparseVectorStrategy
      • BM25Strategy
      • DenseVectorScriptScoreStrategy
      • DenseVectorStrategy
      • ElasticsearchStore
      • RetrievalStrategy
      • SparseVectorStrategy
  • Exa
  • Fireworks
  • Google Community
  • Google GenAI
  • Google VertexAI
  • Groq
  • Huggingface
  • IBM
  • Milvus
  • MistralAI
  • MongoDB
  • Neo4J
  • Nomic
  • Nvidia Ai Endpoints
  • Ollama
  • OpenAI
  • Perplexity
  • Pinecone
  • Postgres
  • Prompty
  • Qdrant
  • Redis
  • Sema4
  • Snowflake
  • Sqlserver
  • Standard Tests
  • Tavily
  • Together
  • Unstructured
  • Upstage
  • Weaviate
  • XAI
  • LangChain Python API Reference
  • langchain-elasticsearch: 0.3.2
  • vectorstores

vectorstores#

Classes

vectorstores.AsyncBM25Strategy([k1, b])

vectorstores.AsyncDenseVectorScriptScoreStrategy([...])

vectorstores.AsyncDenseVectorStrategy(*[, ...])

vectorstores.AsyncElasticsearchStore(...)

vectorstores.AsyncRetrievalStrategy()

vectorstores.AsyncSparseVectorStrategy([...])

vectorstores.BM25Strategy([k1, b])

vectorstores.DenseVectorScriptScoreStrategy([...])

vectorstores.DenseVectorStrategy(*[, ...])

vectorstores.ElasticsearchStore(index_name, ...)

vectorstores.RetrievalStrategy()

vectorstores.SparseVectorStrategy([model_id])

© Copyright 2025, LangChain Inc.