[globalise83]

You might have to top up with a few $ of prepaid credits before you get access for the first time.

https://help.openai.com/en/articles/8264644-what-is-prepaid-...

[gtirloni]

This is it. I don't know why they hide models if you don't have enough credits.

[KTibow]

Probably supposed to prevent abuse (people cresting bot accounts to use the free credits with GPT-4)