> For the complete documentation index, see [llms.txt](https://docs.n8n.io/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.n8n.io/integrations/builtin/credentials/flow.md).

# Flow credentials

You can use these credentials to authenticate the following nodes:

* [Flow](/integrations/builtin/app-nodes/n8n-nodes-base.flow.md)
* [Flow Trigger](/integrations/builtin/trigger-nodes/n8n-nodes-base.flowtrigger.md)

## Prerequisites <a href="#prerequisites" id="prerequisites"></a>

Create a [Flow](https://www.getflow.com/) account.

## Supported authentication methods <a href="#supported-authentication-methods" id="supported-authentication-methods"></a>

* API key

## Related resources <a href="#related-resources" id="related-resources"></a>

Refer to [Flow's API documentation](https://developer.getflow.com/) for more information about the service.

## Using API key <a href="#using-api-key" id="using-api-key"></a>

To configure this credential, you'll need:

* Your numeric **Organization ID**
* An **Access Token**

Refer to the [Flow API Getting Started documentation](https://developer.getflow.com/#getting-started) for instructions on generating your Access Token and viewing your Organization ID.