Per MillionThe record of what intelligence costs

gpt-5-codex

openai · first recorded 2025-09-24 · last change 2025-09-24 · all openai models · open in Explorer

$1.25
input / MTok (current)
$10
output / MTok (current)
$0.125
cache read / MTok (current)

Price history

DateFieldFromToSource
2025-09-24Input / MTokfirst listing$1.250cd91a82d2
2025-09-24Output / MTokfirst listing$100cd91a82d2
2025-09-24Cache read / MTokfirst listing$0.1250cd91a82d2

Spec changes

DateFieldFromToSource
2025-09-24Max input tokens272,0000cd91a82d2
2025-09-24Max output tokens128,0000cd91a82d2