Stocky by Shopify is an inventory management app that's included with Shopify POS Pro subscriptions. Stocky helps you manage your inventory by tracking your inventory levels, forecasting the inventory
Navigate to the 'Integrations' page using the navigation bar at the top.
Select Stocky from the list of integrations.
Enter API token and click connect
To fetch API, contact Shopify to enable the option in Stocky preferences. Once the option is enabled, API key will be shown under Stocky preferences> API access. Note: There is no proper documentation from Shopify to fetch the API token. We suggest you to contact Shopify.