Qwen3.5 Plus vs GPT-5.6 Luna Pro: API price and specs

OpenAI: GPT-5.6 Luna Pro is 9% cheaper than Qwen3.5 Plus on input price.

OpenAI: GPT-5.6 Luna Pro is 9% cheaper than Qwen3.5 Plus on output price.

OpenAI: GPT-5.6 Luna Pro is 9% cheaper than Qwen3.5 Plus on a 1M-in / 200k-out workload.

OpenAI: GPT-5.6 Luna Pro has a 5% larger context than Qwen3.5 Plus.

Field	Qwen3.5 Plus	OpenAI: GPT-5.6 Luna Pro
Lowest input, per 1M	$0.11 +9.6%	$0.10
Median input, per 1M	$0.36 +80%	$0.20
Lowest output, per 1M	$0.66 +9.6%	$0.60
Median output, per 1M	$2.21 +84.2%	$1.20
Lowest unit price	—	—
Cost of 1M in + 200k out	$0.24 +9.6%	$0.22
Context	1M +4.8%	1.1M
Max output	66K +48.8%	128K
Providers	18	4 +77.8%
Regions	GLOBAL	—
Accepts	image, image/bmp, image/heic, image/jpeg, image/png, image/tiff, image/webp, pdf, text, video, video/mp4, video/quicktime, video/x-flv, video/x-matroska, video/x-ms-wmv, video/x-msvideo	file, image, pdf, text
Returns	text	text
Type	Text models	Text models
Free option	no	no
Cheapest provider	aihubmix	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, aiml, kilo, openrouter

Frequently asked questions

Which is cheaper, Qwen3.5 Plus or OpenAI: GPT-5.6 Luna Pro?

OpenAI: GPT-5.6 Luna Pro is 9% cheaper than Qwen3.5 Plus on input price. OpenAI: GPT-5.6 Luna Pro is 9% cheaper than Qwen3.5 Plus on output price. OpenAI: GPT-5.6 Luna Pro is 9% cheaper than Qwen3.5 Plus on a 1M-in / 200k-out workload.

Which has the larger context, Qwen3.5 Plus or OpenAI: GPT-5.6 Luna Pro?

Qwen3.5 Plus: 1M tokens; OpenAI: GPT-5.6 Luna Pro: 1.1M tokens.

Where can I use both Qwen3.5 Plus and OpenAI: GPT-5.6 Luna Pro?

302ai, aiml, kilo, openrouter