I don't know what they've been training on but I just canceled claude for the second time. Besides the numerous UI bugs of the web interface, incessant flickerings, it has gotten weirdly super condescending and negative in a way I hadn't observed neither in the past nor with other llms. Probably that people accused it of being sycophantic and they have tried to adjust it but they didn't do it well. It'd rather critic…
In your case, try saying 'be nicer' or 'be more jovial'.