Integration packages

LangChain Python offers an extensive ecosystem with 1000+ integrations across chat & embedding models, tools & toolkits, document loaders, vector stores, and more.

To see a full list of integrations by component type, refer to the categories in the sidebar.

Popular providers

Provider	Package API reference	Downloads	Latest version	JS/TS support
OpenAI	langchain-openai			✅
Google VertexAI	langchain-google-vertexai			✅
AWS	langchain-aws			✅
Google Generative AI	langchain-google-genai			✅
Anthropic	langchain-anthropic			✅
Groq	langchain-groq			✅
Ollama	langchain-ollama			✅
Chroma	langchain-chroma			✅
Huggingface	langchain-huggingface			✅
Cohere	langchain-cohere			✅
Postgres	langchain-postgres			✅
MistralAI	langchain-mistralai			✅
Pinecone	langchain-pinecone			✅
Databricks	databricks-langchain			✅
Perplexity	langchain-perplexity			✅
IBM	langchain-ibm			✅
MongoDB	langchain-mongodb			✅
Deepseek	langchain-deepseek			✅
Nvidia AI Endpoints	langchain-nvidia-ai-endpoints			❌
Milvus	langchain-milvus			✅
Tavily	langchain-tavily			✅
Fireworks	langchain-fireworks			✅
Qdrant	langchain-qdrant			✅
Elasticsearch	langchain-elasticsearch			✅
LiteLLM	langchain-litellm			❌
DataStax Astra DB	langchain-astradb			✅
Together	langchain-together			✅
XAI	langchain-xai			✅
Redis	langchain-redis			✅
Azure AI	langchain-azure-ai			✅
MCP Toolbox	toolbox-langchain			❌
Google Community	langchain-google-community			❌
Unstructured	langchain-unstructured			✅
Graph RAG	langchain-graph-retriever			❌
Neo4J	langchain-neo4j			✅

All providers

See all providers or search for a provider using the search field.

If you’d like to contribute an integration, see our contributing guide.

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