> ## Documentation Index
> Fetch the complete documentation index at: https://langchain.idochub.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Nomic

> [Nomic](https://www.nomic.ai/) builds tools that enable everyone to interact with AI scale datasets and run AI models on consumer computers.
>
> `Nomic` currently offers two products:
>
> * `Atlas`: the Visual Data Engine
> * `GPT4All`: the Open Source Edge Language Model Ecosystem

The Nomic integration exists in two partner packages: [langchain-nomic](https://pypi.org/project/langchain-nomic/)
and in [langchain-community](https://pypi.org/project/langchain-community/).

## Installation

You can install them with:

<CodeGroup>
  ```bash pip theme={null}
  pip install -U langchain-nomic
  pip install -U langchain-community
  ```

  ```bash uv theme={null}
  uv add langchain-nomic
  uv add langchain-community
  ```
</CodeGroup>

## LLMs

### GPT4All

See [a usage example](/oss/python/integrations/llms/gpt4all).

```python theme={null}
from langchain_community.llms import GPT4All
```

## Embedding models

### NomicEmbeddings

See [a usage example](/oss/python/integrations/text_embedding/nomic).

```python theme={null}
from langchain_nomic import NomicEmbeddings
```

### GPT4All

See [a usage example](/oss/python/integrations/text_embedding/gpt4all).

```python theme={null}
from langchain_community.embeddings import GPT4AllEmbeddings
```

## Vector store

### Atlas

See [a usage example and installation instructions](/oss/python/integrations/vectorstores/atlas).

```python theme={null}
from langchain_community.vectorstores import AtlasDB
```