For Billx to connect to your PayPal Business or Premier account Billx will require the following


  • API USername
  • API Password
  • Signature 

To find this information in your PayPal account

  1. Login into your PayPal Business or Premier account

3. Click on your Profile Icon
4. Select the Profile and Setting

5. Click on Selling tools on the left hand side navigation pane

6. Click on Update on the API Access


7. Click on View API SIgnature


8. Click on Show for the Username, Password and Signature to display the details