In my Codex dashboard, I can buy 1000 extra credits for $40. The credit cost for GPT-5.4 is 375 credits / 1M output tokens which translates to $15 / 1M output tokens which exactly equals the API rate.
In my Codex dashboard, I can buy 1000 extra credits for $40. The credit cost for GPT-5.4 is 375 credits / 1M output tokens which translates to $15 / 1M output tokens which exactly equals the API rate.