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On this page

OpenAI
======

All functionality related to OpenAI

> [OpenAI](https://en.wikipedia.org/wiki/OpenAI) is American artificial intelligence (AI) research laboratory consisting of the non-profit `OpenAI Incorporated` and its for-profit subsidiary corporation `OpenAI Limited Partnership`. `OpenAI` conducts AI research with the declared intention of promoting and developing a friendly AI. `OpenAI` systems run on an `Azure`\-based supercomputing platform from `Microsoft`.

> The [OpenAI API](https://platform.openai.com/docs/models) is powered by a diverse set of models with different capabilities and price points.
> 
> [ChatGPT](https://chat.openai.com) is the Artificial Intelligence (AI) chatbot developed by `OpenAI`.

Installation and Setup[​](#installation-and-setup "Direct link to Installation and Setup")
------------------------------------------------------------------------------------------

*   Get an OpenAI api key and set it as an environment variable (`OPENAI_API_KEY`)

LLM[​](#llm "Direct link to LLM")
---------------------------------

See a [usage example](/v0.2/docs/integrations/llms/openai).

tip

See [this section for general instructions on installing integration packages](/v0.2/docs/how_to/installation#installing-integration-packages).

*   npm
*   Yarn
*   pnpm

    npm install @langchain/openai

    yarn add @langchain/openai

    pnpm add @langchain/openai

    import { OpenAI } from "@langchain/openai";

Chat model[​](#chat-model "Direct link to Chat model")
------------------------------------------------------

See a [usage example](/v0.2/docs/integrations/chat/openai).

    import { ChatOpenAI } from "@langchain/openai";

Text Embedding Model[​](#text-embedding-model "Direct link to Text Embedding Model")
------------------------------------------------------------------------------------

See a [usage example](/v0.2/docs/integrations/text_embedding/openai)

    import { OpenAIEmbeddings } from "@langchain/openai";

Chain[​](#chain "Direct link to Chain")
---------------------------------------

    import { OpenAIModerationChain } from "langchain/chains";

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