n8n-docs/docs/nodes/credentials/Slack

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/credentials/slack	Learn to configure credentials for the Slack node in n8n

Slack

You can use these credentials to authenticate the following nodes with Slack.

• Slack

Prerequisites

Create a Slack account.

Using OAuth

::: tip ⛅️ Note for n8n.cloud users You'll only need to enter the Credentials Name and click on the circle button in the OAuth section to connect your Slack account to n8n. :::

1. Open the Slack API page.
2. Click on the Start Building button.
3. Enter the name of the app in the App Name field.
4. Select a workspace from the Development Slack Workspace dropdown list.
5. Click on the Create App button.
6. Scroll down to the App Credentials section.
7. Copy and paste Client ID and Client Secret in the 'Slack OAuth2 API' credentials in n8n.
8. On the Basic Information page, scroll up to the Add features and functionality section and click on 'Permissions'.
9. Click on the Add New Redirect URL in the Redirect URLs.
10. Copy the 'OAuth Callback URL' provided in the 'Slack OAuth2 API' credentials in n8n.
11. Paste the URL in the Redirect URLs field and click on the Add button.
12. Click on the Save URLs button.
13. Scroll down to the Scopes section.
14. Add the required scopes under the Bot Token Scopes section. You can refer to the list of scopes on the Scopes and permissions documentation on Slack.
15. Enter a name for your credentials in the Credentials Name field in the 'Slack OAuth2 API' credentials in n8n.
16. Click on the circle button in the OAuth section to connect a Slack account to n8n.
17. Click the Save button to save your credentials in n8n.
18. On the Slack OAuth & Permissions page, scroll up to the OAuth Tokens & Redirect URLs section and click on the Install to Workspace button.
19. Click on the Allow button.

The following video demonstrates the steps mentioned above.

The following video demonstrates the steps to authenticate the Slack node on n8n.cloud.

Using Access Token

1. Open the Slack API page.
2. Click on the Start Building button.
3. Enter the name of the app in the App Name field.
4. Select a workspace from the Development Slack Workspace dropdown list.
5. Click on the Create App button.
6. Click on 'Permissions' in the Add features and functionality section.
7. Scroll down to the Scopes section.
8. If you want your app to act on behalf of users that authorize the app, add the required scopes under the User Token Scopes section.
9. If you're building a bot, add the required scopes under the Bot Token Scopes section. You can refer to the list of scopes on the Scopes and permissions documentation on Slack.
10. Scroll up to the OAuth Tokens & Redirect URLs section and click on the Install to Workspace button.
11. Click on the Allow button.
12. Copy the displayed 'OAuth Access Token' under the OAuth Tokens for Your Team section.
13. Paste it in the Access Token field in the 'Slack API' credentials in n8n.
14. Enter a name for your credentials in the Credentials Name field in the 'Slack API' credentials in n8n.
15. Click the Save button to save your credentials in n8n.

The following video demonstrates the steps mentioned above.