POST

/v1/estimate · gpt-5.4

model GPT 5.4priced per tokensource pricing page ↗

field	recorded source
pricing	Source linked above. Source trace `8912cd2f9c517765174dd16d79eec1e63636f37ae765e293a6350fdec9f010a3`

input_tokens number · usage	$2.5 / 1M
cache_read_tokens number · usage
output_tokens number · usage	$15 / 1M
quote	$27.5 — input_tokens 1000000 · cache_read_tokens 0 · output_tokens 1000000 base rate; long prompts re-quote