O1 model become stupid for paid user is irresponsible!

I paid 20$ per month!!!
Without any notification,my o1 model become Incredibly Stupid, the reasoning ability is totally gone!!!
Now the o1 model is way more stupid than DeesSeek R1, while latter is even free in many platform!!!
It’s cheating!!!
Such irresponsible behavior is really damaging CloseAI’s reputation!!!