---
title: OpenAI
---

To use OpenAI embeddings, you need to import `OpenAIEmbedding` from `@llamaindex/openai`.

## Installation

```package-install
npm i llamaindex @llamaindex/openai
```

```ts
import { OpenAIEmbedding } from "@llamaindex/openai";
import { Document, Settings, VectorStoreIndex } from "llamaindex";

Settings.embedModel = new OpenAIEmbedding();

const document = new Document({ text: essay, id_: "essay" });

const index = await VectorStoreIndex.fromDocuments([document]);

const queryEngine = index.asQueryEngine();

const query = "What is the meaning of life?";

const results = await queryEngine.query({
  query,
});
```

## API Reference

- [OpenAIEmbedding](/docs/api/classes/OpenAIEmbedding)
