Yes, you can add up to 4 API users. Please read below to know how to create an API user in Shiprocket:

  1. Navigate to API menu on seller panel ( click on it ). 
  2. Click on Generate API User Menu and then Click on Create an API User. 
  3. Please enter a Valid Email ID which is different from currently used registered email.
  4. Input an appropriate password.
  5. The next step will be to use the POST Authentication API in the given URL to Generate your Token for each request

For more information, please refer to Shiprocket API Document Helpsheet