Is this your only organisation on this account? and is this your only account? Just trying to see if you might be using an API key from another Org or Account.
Yes,this is my only organisation on this account and this is my only account. I think there are some bugs about the usage limit system
Do you get this immediately, or after a short while? Because there is a limit of three transactions per minute until there is a payment method entered into billing.
i just met the same problem. Did you solve it?
For anything account related this forum will not tend to get your message seen by those that can do anything directly. Please use OpenAI Help Centre in the bottom right corner is a message icon. click the icon and enter your issue, the bot will take your details and a member of the account support team will get back to you, it may take several weeks due to the number of people currently using the system.