Files
langchain/libs/partners/openai
aditya thomas e00c1ff2b0 infra: ChatOpenAI unit tests for invoke() and ainvoke() (#18792)
**Description:** Replacing the deprecated predict() and apredict()
methods in the unit tests
**Issue:** Not applicable
**Dependencies:** None
**Lint and test**: `make format`, `make lint` and `make test` have been
run
2024-03-08 09:48:38 -08:00
..
2024-01-09 11:52:24 -08:00

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

See a usage example.

from langchain_openai import ChatOpenAI

If you are using a model hosted on Azure, you should use different wrapper for that:

from langchain_openai import AzureChatOpenAI

For a more detailed walkthrough of the Azure wrapper, see here

Text Embedding Model

See a usage example

from langchain_openai import OpenAIEmbeddings

If you are using a model hosted on Azure, you should use different wrapper for that:

from langchain_openai import AzureOpenAIEmbeddings

For a more detailed walkthrough of the Azure wrapper, see here