OpenAI pricing

verified 2026-08-31

Maker of the GPT family. The default choice for many production apps, with a wide spread from nano-tier workhorses to frontier reasoning models.

current models · $ per 1M tokens

Model	Input /1M	Cached in	Output /1M	Context
GPT-5.5 Pro GPT-5	$30	—	$180	—
GPT-5.4 Pro GPT-5	$30	—	$180	—
GPT-5.2 Pro GPT-5	$21	—	$168	—
GPT-5.5 GPT-5	$5	$0.50	$30	—
GPT-5.6 Sol GPT-5	$4	$0.40	$20	1.1M
GPT-5.4 GPT-5	$2.50	$0.25	$15	—
GPT-5.6 Terra GPT-5	$2	$0.20	$12	1.1M
GPT-5.2 GPT-5	$1.75	$0.17	$14	—
GPT-5.1 GPT-5	$1.25	$0.13	$10	400K
GPT-5.4 mini GPT-5	$0.75	$0.07	$4.50	—
GPT-5.6 Luna GPT-5	$0.20	$0.02	$1.20	1.1M
GPT-5.4 nano GPT-5	$0.20	$0.02	$1.25	—

OpenAI totals · 1M in + 1M out

GPT-5.6 Luna

$1.40

GPT-5.4 nano

$1.45

GPT-5.4 mini

$5.25

GPT-5.1

$11.25

GPT-5.6 Terra

$14.00

GPT-5.2

$15.75

GPT-5.4

$17.50

GPT-5.6 Sol

$24.00

GPT-5.5

$35.00

GPT-5.2 Pro

$189

GPT-5.5 Pro

$210

GPT-5.4 Pro

$210

Cost of 1M input + 1M output tokens. Bar length is square-root scaled so cheap models stay visible next to premium ones.

legacy models · still purchasable

Model	Input /1M	Cached in	Output /1M	Context
o1-pro o-series	$150	—	$600	200K
o3-pro o-series	$20	—	$80	200K
GPT-5 Pro GPT-5	$15	—	$120	400K
o1 o-series	$15	$7.50	$60	200K
GPT-4o GPT-4o	$2.50	$1.25	$10	128K
o3 o-series	$2	$0.50	$8	200K
GPT-4.1 GPT-4.1	$2	$0.50	$8	1.0M
GPT-5 GPT-5	$1.25	$0.13	$10	400K
o3-mini o-series	$1.10	$0.55	$4.40	200K
o4-mini o-series	$1.10	$0.28	$4.40	200K
GPT-3.5 Turbo GPT-3.5	$0.50	—	$1.50	16K
GPT-4.1 mini GPT-4.1	$0.40	$0.10	$1.60	1.0M
GPT-5 mini GPT-5	$0.25	$0.03	$2	400K
GPT-4o mini GPT-4o	$0.15	$0.07	$0.60	128K
GPT-4.1 nano GPT-4.1	$0.10	$0.03	$0.40	1.0M
GPT-5 nano GPT-5	$0.05	$0.0050	$0.40	400K