Hey Priya,
To use the a module/app related with the Open AI is necessary to have an account.
You can signup here: https://platform.openai.com/
Regarding the configuration, those are the required inputs:
You can check this doc here: OpenAi Configuration
I hope this help,
Ricardo Pereira
PS: If this answer helped you don't forget to click to Accept the answer :D
Hi Priya,
in addition to Ricardo's comment, you need configure your access to OpenAI in the app (see screenshot)
This is a one-time configuration that needs to be done when using the showcase app.