Providers

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If you'd like to write your own integration, see Extending LangChain. If you'd like to contribute an integration, see Contributing integrations.

LangChain integrates with many providers. To search a specific provider, click Search field on the top-right corner of the screen. It is the best way to find the provider you are looking for.

Integration Packages

These providers have standalone langchain-{provider} packages for improved versioning, dependency management and testing.

Provider	Package	JS
AI21	langchain-ai21	❌
Anthropic	langchain-anthropic	✅
AstraDB	langchain-astradb	❌
AWS	langchain-aws	✅
Azure Dynamic Sessions	langchain-azure-dynamic-sessions	✅
Box	langchain-box	❌
Cerebras	langchain-cerebras	❌
Chroma	langchain-chroma	❌
Cohere	langchain-cohere	✅
Couchbase	langchain-couchbase	❌
Databricks	langchain-databricks	❌
Elasticsearch	langchain-elasticsearch	❌
Exa	langchain-exa	✅
Fireworks	langchain-fireworks	❌
Google Community	langchain-google-community	❌
Google Generative AI	langchain-google-genai	✅
Google VertexAI	langchain-google-vertexai	✅
Groq	langchain-groq	✅
Huggingface	langchain-huggingface	❌
IBM	langchain-ibm	✅
Milvus	langchain-milvus	❌
MistralAI	langchain-mistralai	✅
MongoDB	langchain-mongodb	✅
Neo4J	langchain-neo4j	❌
Nomic	langchain-nomic	✅
Nvidia AI Endpoints	langchain-nvidia-ai-endpoints	❌
Ollama	langchain-ollama	✅
OpenAI	langchain-openai	✅
Pinecone	langchain-pinecone	✅
Postgres	langchain-postgres	❌
Prompty	langchain-prompty	❌
Qdrant	langchain-qdrant	✅
Redis	langchain-redis	✅
Sema4	langchain-sema4	❌
Snowflake	langchain-snowflake	❌
Sqlserver	langchain-sqlserver	❌
Together	langchain-together	❌
Unstructured	langchain-unstructured	❌
Upstage	langchain-upstage	❌
VoyageAI	langchain-voyageai	❌
Weaviate	langchain-weaviate	✅