--- title: Harvest credentials description: Documentation for Harvest credentials. Use these credentials to authenticate Harvest in n8n, a workflow automation platform. contentType: [integration, reference] --- # Harvest credentials You can use these credentials to authenticate the following nodes: - [Harvest](/08-0-0-Workflow/integrations/builtin/app-nodes/n8n-nodes-base.harvest.md) ## Prerequisites Create a [Harvest](https://www.getharvest.com/) account. ## Supported authentication methods - API access token - OAuth2 ## Related resources Refer to [Harvest's API documentation](https://help.getharvest.com/api-v2/) for more information about the service. ## Using API Access Token To configure this credential, you'll need: - A Personal **Access Token**: Refer to the [Harvest Personal Access Token Authentication documentation](https://help.getharvest.com/api-v2/authentication-api/authentication/authentication/#personal-access-tokens) for instructions on creating a personal access token. ## Using OAuth2 ```{include} ../../../../_snippets/integrations/builtin/credentials/cloud-oauth-button.md ``` If you need to configure OAuth2 from scratch or need more detail on what's happening in the OAuth web flow, refer to the instructions in the [Harvest OAuth2 documentation](https://help.getharvest.com/api-v2/authentication-api/authentication/authentication/#oauth2-application) to set up OAuth.