Use the following steps to generate an access token:

  • Log in to Admin and click System > Extensions > Integrations to display the Integrations page.
  • Click Add New Integration to display the New Integration page.
  • Enter a unique name for the integration in the Name field. Then enter your admin password in the Your Password field. Leave all other fields blank.
  • Click the API tab. Select the Magento resources the integration can access. You can select all resources, or select a custom list.
  • Click Save to save your changes and return to the Integrations page.
  • Click the Activate link in the grid that corresponds to the newly-created integration.
  • Click Allow . A dialog similar to the following displays:

The access token can be used in all calls made on behalf of the integration. More info here.