@hassan_syyid - Yes, that’s correct. The

OAuthAuthenticator

class performs the full auth flow. We also have a JWT class which might be closer to what you are looking for. That class uses JWT (which you might not need) but it also is built on OAuth. Do I hear you correctly that your use case might be halfway between the JWT implementation and the existing OAuth class’s flow? Here is the JWT implementation: singer_sdk/authenticators.py · main · meltano / Singer SDK · GitLab