Once you have you account setup and are logged in Sigfox backend, you need to create API credentials for Pybytes.
Click on GROUP → <your_company_name> → API ACCESS → New
In the form chose arbitrary name, select Profiles
DEVICE MANAGER [R] and
DEVICE MANAGER [W]. Then click on Ok.
Copy Login and Password to the clipboard.
In Pybytes go to Settings → Sigfox API or follow this link then paste in the form.
Read more how to use Sigfox with devKit contract.
Read more how to use Sigfox with Custom contract.