Lightspeed POS API
- On the Main Menu click Settings > Client API Access > Add New API Key.
- In the text box, provide a brief description and click Request API key.
- On the Main Menu click Settings > Client API Access and click your new API key.
- Specify the API key settings.Note: If you select Access To All Controls with Create, Read, Update, Delete enabled, the key will have access to everything in the API.
- Click + Add Privilege.
- In a web browser go to .
- When the authentication dialog box opens, enter your Lightspeed Retail API Key in the Name field and apikey in the Password field.