Apparently not? At least our it guy said after 150 people or so you have to pay for enterprise which is pay per token for everyone.

> Codex is only pay-as-you-go pricing beyond the base plan

I don't think so, I'm on a ~$200 subscription (guessing that counts as way beyond "base plan") and have no pay-as-you-go pricing at all, using the OpenAI APIs would be way too expensive for me.