Integration Packages

LangChain Python offers the most extensive ecosystem with 1000+ integrations across chat & embedding models, tools & toolkits, document loaders, vector stores, and more. These providers have standalone langchain-provider packages for improved versioning, dependency management, and testing.

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 Community	langchain-google-community	❌
Google Generative AI	langchain-google-genai	✅ (npm)
Anthropic	langchain-anthropic	✅ (npm)
Groq	langchain-groq	✅ (npm)
Ollama	langchain-ollama	✅ (npm)
Chroma	langchain-chroma	✅ (npm)
Huggingface	langchain-huggingface	✅ (npm)
Cohere	langchain-cohere	✅ (npm)
Postgres	langchain-postgres	❌
MistralAI	langchain-mistralai	✅ (npm)
Pinecone	langchain-pinecone	✅ (npm)
Ibm	langchain-ibm	✅ (npm)
Databricks	databricks-langchain	❌
Perplexity	langchain-perplexity	✅ (npm)
MongoDB	langchain-mongodb	✅ (npm)
Deepseek	langchain-deepseek	✅ (npm)
Nvidia AI Endpoints	langchain-nvidia-ai-endpoints	❌
Milvus	langchain-milvus	❌
Tavily	langchain-tavily	✅ (npm)
Fireworks	langchain-fireworks	✅ (npm)
Qdrant	langchain-qdrant	✅ (npm)
Elasticsearch	langchain-elasticsearch	✅ (npm)
Unstructured	langchain-unstructured	❌
Litellm	langchain-litellm	❌
DataStax Astra DB	langchain-astradb	✅ (npm)
Together	langchain-together	✅ (npm)
XAI	langchain-xai	✅ (npm)
Graph RAG	langchain-graph-retriever	❌
Neo4J	langchain-neo4j	✅ (npm)
Sambanova	langchain-sambanova	❌
Redis	langchain-redis	✅ (npm)
Azure AI	langchain-azure-ai	✅ (npm)
Weaviate	langchain-weaviate	✅ (npm)
Cerebras	langchain-cerebras	✅ (npm)
Docling	langchain-docling	❌
VoyageAI	langchain-voyageai	❌
Upstage	langchain-upstage	❌
Azure Dynamic Sessions	langchain-azure-dynamic-sessions	✅ (npm)
Nomic	langchain-nomic	✅ (npm)
Exa	langchain-exa	✅ (npm)
SAP HANA Cloud	langchain-hana	❌
Pymupdf4Llm	langchain-pymupdf4llm	❌
Qwq	langchain-qwq	❌
Apify	langchain-apify	❌
Writer	langchain-writer	❌
Memgraph	langchain-memgraph	❌
MCP Toolbox	toolbox-langchain	❌