GSP stands for GST Suvidha Provider. A GSP enables a GST taxpayer to comply with all the procedural provisions of the GST law through its web platform. ClearTax, an online tax filing platform has been granted the status of GSP. A GSP provides innovative methods or means of an effective interactive platform for taxpayers to access GST portal services ranging from registration and invoicing to completion of GST return filing.
For India GSP Configuration
Setup> India Localization> GSP configuration

Select the E document package
Website URL
Connection Token (AUTH Token)
End point generated IRN and click save.