集成包 - LangChain 文档

LangChain Python 提供了一个广阔的生态系统，拥有 1000 多个集成，涵盖聊天和嵌入模型、工具和工具包、文档加载器、向量存储等。

聊天模型

要查看按组件类型划分的完整集成列表，请参阅侧边栏中的类别。

提供商	包 API 参考
OpenAI	`langchain-openai`	✅
Google (Vertex AI)	`langchain-google-vertexai`	✅
AWS	`langchain-aws`	✅
Anthropic (Claude)	`langchain-anthropic`	✅
Google (GenAI)	`langchain-google-genai`	✅
Groq	`langchain-groq`	✅
Ollama	`langchain-ollama`	✅
Chroma	`langchain-chroma`	✅
Huggingface	`langchain-huggingface`	✅
Cohere	`langchain-cohere`	✅
Postgres	`langchain-postgres`	✅
Pinecone	`langchain-pinecone`	✅
MistralAI	`langchain-mistralai`	✅
Fireworks	`langchain-fireworks`	✅
Databricks	`databricks-langchain`	✅
MongoDB	`langchain-mongodb`	✅
Perplexity	`langchain-perplexity`	✅
IBM	`langchain-ibm`	✅
Deepseek	`langchain-deepseek`	✅
Nvidia AI Endpoints	`langchain-nvidia-ai-endpoints`	❌
Tavily	`langchain-tavily`	✅
Milvus	`langchain-milvus`	✅
Qdrant	`langchain-qdrant`	✅
Elasticsearch	`langchain-elasticsearch`	✅
DataStax Astra DB	`langchain-astradb`	✅
Together	`langchain-together`	✅
LiteLLM	`langchain-litellm`	❌
xAI (Grok)	`langchain-xai`	✅
Redis	`langchain-redis`	✅
Azure AI	`langchain-azure-ai`	✅
MCP Toolbox (Google)	`toolbox-langchain`	❌
Google (社区)	`langchain-google-community`	❌
Unstructured	`langchain-unstructured`	✅