If you are not sure you have access to OpenAI Service, please follow these steps:
Go to https://portal.azure.com/#home and log into your account
Go to https://portal.azure.com/#create/Microsoft.CognitiveServicesOpenAI
If you see a red box containing an error message, you don’t have access to Azure OpenAI Service yet
Click on the link in the error box or go directly to https://go.microsoft.com/fwlink/?linkid=2222006&clcid=0x409
In case you cannot find you subscription ID, go to https://portal.azure.com/#view/Microsoft_Azure_Billing/SubscriptionsBlade
Fill in all the required fields and click Submit
Wait for a confirmation email from Microsoft Azure saying you have been approved for Azure OpenAI Service (7-10 days usually)