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