POST

/v1/estimate · openai/gpt-5.1

field	recorded source
pricing	Source linked above. Source trace `7b966d2d38e91e7db277563d21ce819d084b046c1d4f284fce3be0bf7983e750`

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