# DeepSeek credentials

You can use these credentials to authenticate the following nodes:

- [Chat DeepSeek](../../cluster-nodes/sub-nodes/n8n-nodes-langchain.lmchatdeepseek/)

## Prerequisites

Create a [DeepSeek](https://platform.deepseek.com/sign_up) account.

## Supported authentication methods

- API key

## Related resources

Refer to [DeepSeek's API documentation](https://api-docs.deepseek.com/api/deepseek-api) for more information about the service.

## Using API key

To configure this credential, you'll need:

- An **API Key**

To generate your API Key:

1. Login to your DeepSeek account or [create](https://platform.deepseek.com/sign_up) an account.
1. Open your [API keys](https://platform.deepseek.com/api_keys) page.
1. Select **Create new secret key** to create an API key, optionally naming the key.
1. Copy your key and add it as the **API Key** in n8n.

Refer to the [Your First API Call](https://api-docs.deepseek.com/) page for more information.
