langchain-openai
This package contains the LangChain integrations for OpenAI through their openai SDK.
Installation and Setup
Install the LangChain partner package
pip install langchain-openai
Get an OpenAI api key and set it as an environment variable (OPENAI_API_KEY)
LLM
See a usage example.
from langchain_openai import OpenAI
If you are using a model hosted on Azure, you should use different wrapper for that:
from langchain_openai import AzureOpenAI
For a more detailed walkthrough of the Azure wrapper, see here
Chat model
from langchain_openai import ChatOpenAI
from langchain_openai import AzureChatOpenAI
Text Embedding Model
See a usage example
from langchain_openai import OpenAIEmbeddings
from langchain_openai import AzureOpenAIEmbeddings
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