Per MillionThe record of what intelligence costs

gpt-5-chat

openai · first recorded 2025-08-07 · last change 2026-01-14 · all openai models · open in Explorer

$1.25
input / MTok (current)
$10
output / MTok (current)
$0.125
cache read / MTok (current)
gpt-5-chat — $ per million tokenslog scale · blue: input · orange: output$1$2$5$10$202026

Price history

DateFieldFromToSource
2025-08-07Input / MTokfirst listing$5087a1a622c
2025-08-07Output / MTokfirst listing$20087a1a622c
2025-08-07Cache read / MTokfirst listing$1.25087a1a622c
2025-08-08Input / MTok$5$1.25aea5af2165
2025-08-08Output / MTok$20$10aea5af2165
2025-08-08Cache read / MTok$1.25$0.125aea5af2165

Spec changes

DateFieldFromToSource
2025-08-07Max input tokens1,047,576087a1a622c
2025-08-07Max output tokens32,768087a1a622c
2025-08-08Max input tokens1,047,576272,000aea5af2165
2025-08-08Max input tokens272,000400,000f55666bf5f
2025-08-08Max output tokens32,768128,000aea5af2165
2025-09-28Max input tokens400,000272,0004adb854e51
2026-01-14Max input tokens272,000128,000d03c5017ff
2026-01-14Max output tokens128,00016,384d03c5017ff