langchain/libs/partners/openai
Alex Riina c0e3c3a350
openai[patch], community[patch]: add pricing and max context window for GPT-4o (#21673)
# Add pricing and max context window for GPT-4o
- community: add cost per 1k tokens and max context window
- partners: add max context window

**Description:** adds static information about GPT-4o based on
https://openai.com/api/pricing/ and
https://platform.openai.com/docs/models/gpt-4o so that GPT-4o reporting
is accurate.

---------

Co-authored-by: Bagatur <22008038+baskaryan@users.noreply.github.com>
Co-authored-by: Bagatur <baskaryan@gmail.com>
2024-05-20 23:47:43 +00:00
..
langchain_openai openai[patch], community[patch]: add pricing and max context window for GPT-4o (#21673) 2024-05-20 23:47:43 +00:00
scripts infra: add print rule to ruff (#16221) 2024-02-09 16:13:30 -08:00
tests core, standard tests, partner packages: add test for model params (#21677) 2024-05-17 13:51:26 -04:00
.gitignore
LICENSE
Makefile openai[patch]: fix name param (#19365) 2024-03-20 22:22:09 +00:00
poetry.lock partners: bump core in packages implementing ls_params (#21868) 2024-05-20 11:51:43 -07:00
pyproject.toml partners: bump core in packages implementing ls_params (#21868) 2024-05-20 11:51:43 -07:00
README.md openai[patch], docs: readme (#15773) 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