GPT-5.4 mini vs GPT-5.4 nano: API price and specs

GPT-5.4 nano is 73% cheaper than GPT-5.4 mini on input price.

GPT-5.4 nano is 72% cheaper than GPT-5.4 mini on output price.

GPT-5.4 nano is 73% cheaper than GPT-5.4 mini on a 1M-in / 200k-out workload.

Field	GPT-5.4 mini	GPT-5.4 nano
Lowest input, per 1M	$0.38 +275%	$0.10
Median input, per 1M	$0.75 +275%	$0.20
Lowest output, per 1M	$2.25 +260%	$0.62
Median output, per 1M	$4.50 +260%	$1.25
Lowest unit price	$0.001 / request	—
Cost of 1M in + 200k out	$0.82 +266.7%	$0.23
Context	400K	400K
Max output	128K	128K
Providers	27	25 +7.4%
Regions	EU, GLOBAL, US	EU, GLOBAL, US
Accepts	file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text	file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text
Returns	image, text	image, text
Type	Text models	Text models
Free option	no	no
Cheapest provider	openrouter	openrouter

Your own workload: how many tokens the model gets (input) and gives back (output) - for example, in a month. The "Cost" row of the table above is recalculated for these numbers, for each model.

Computed from current offers each time the page opens; the best value of a row is bold, the percent is how far behind the best.

Providers selling both

302ai, abacus, aihubmix, aiml, azure, azure-cognitive-services, cometapi, digitalocean, edenai, fastrouter, github-copilot, impossibl, jiekou, kilo, nearai, ofox, openai, opencode, openrouter, orcarouter, poe, requesty, trustedrouter, vercel, zenmux

Frequently asked questions

Which is cheaper, GPT-5.4 mini or GPT-5.4 nano?

GPT-5.4 nano is 73% cheaper than GPT-5.4 mini on input price. GPT-5.4 nano is 72% cheaper than GPT-5.4 mini on output price. GPT-5.4 nano is 73% cheaper than GPT-5.4 mini on a 1M-in / 200k-out workload.

Which has the larger context, GPT-5.4 mini or GPT-5.4 nano?

GPT-5.4 mini: 400K tokens; GPT-5.4 nano: 400K tokens.

Where can I use both GPT-5.4 mini and GPT-5.4 nano?