Get API key

Use case

GPT-5.4 Pro image input

image input notes for gpt-5.4-pro: the rate card, a worked volume, and when to send this ID. A sample of 1 million input tokens plus 200 thousand output tokens is about $13.20 on corouter (input $6.00, output $7.20).

Images count as input

GPT-5.4 Pro lists Vision. Image tokens bill at the input rate of $6.00. Generated text still bills at the output rate of $36.00.

GPT-5.4 Pro is listed with these modalities: Chat, Reasoning, Vision.

This ID

GPT-5.4 Pro is the outlier on the rate card: its list output rate is far above GPT-5.4. Send gpt-5.4-pro only when you have already chosen that ID on purpose.

A sample of 1 million input tokens plus 200 thousand output tokens is about $13.20 on corouter (input $6.00, output $7.20).

Questions

Which model ID should the request send?
Send gpt-5.4-pro. Do not put a different name in the model field.
What is the minimum top-up?
Prepaid credits, $5 minimum top-up, no subscription tier.