POST

/v1/estimate · gpt-5.1

model GPT 5.1priced per tokensource pricing page ↗

field	recorded source
pricing	Source linked above. Source trace `f74abd8073ae69ffeffa8f4773ef63d9a1224badecc717682db9fb1911dcfb7e`

input_tokens number · usage	$1.25 / 1M
cache_read_tokens number · usage
output_tokens number · usage	$10 / 1M
quote	$11.25 — input_tokens 1000000 · cache_read_tokens 0 · output_tokens 1000000