Finally found an answer with the big help of this article: Cookie based authentication with Sanctum. Behaviour is the consequnce of the fact that Laravels notes that the user is already authenticated and does a redirect. Scroll way down the article and you will find how to adapt the redirectToUsers-middleware. Tinker a bit with the response of the custom exception you have to throw there (in my case changing to a 200 response) and logging is workt all the time