Claude Opus 4.5 (latest) vs Gemini 3 Pro Preview: API price and specs

Gemini 3 Pro Preview is 60% cheaper than Claude Opus 4.5 (latest) on input price.

Gemini 3 Pro Preview is 52% cheaper than Claude Opus 4.5 (latest) on output price.

Gemini 3 Pro Preview is 56% cheaper than Claude Opus 4.5 (latest) on a 1M-in / 200k-out workload.

Gemini 3 Pro Preview has a 424.3% larger context than Claude Opus 4.5 (latest).

Field	Claude Opus 4.5 (latest)	Gemini 3 Pro Preview
Lowest input, per 1M	$2.50 +150%	$1.00
Median input, per 1M	$5.00 +150%	$2.00
Lowest output, per 1M	$12.50 +108.3%	$6.00
Median output, per 1M	$25.00 +108.3%	$12.00
Lowest unit price	—	—
Cost of 1M in + 200k out	$5.00 +127.3%	$2.20
Context	200K +80.9%	1M
Max output	66K	66K
Providers	30	4 +86.7%
Regions	EU, GLOBAL, US	—
Accepts	application/pdf, file, image, image/gif, image/jpeg, image/png, image/webp, pdf, text	audio, image, text, video
Returns	text	text
Type	Text models	Text models
Free option	no	no
Cheapest provider	openrouter	requesty

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, helicone, jiekou, requesty

Frequently asked questions

Which is cheaper, Claude Opus 4.5 (latest) or Gemini 3 Pro Preview?

Gemini 3 Pro Preview is 60% cheaper than Claude Opus 4.5 (latest) on input price. Gemini 3 Pro Preview is 52% cheaper than Claude Opus 4.5 (latest) on output price. Gemini 3 Pro Preview is 56% cheaper than Claude Opus 4.5 (latest) on a 1M-in / 200k-out workload.

Which has the larger context, Claude Opus 4.5 (latest) or Gemini 3 Pro Preview?

Claude Opus 4.5 (latest): 200K tokens; Gemini 3 Pro Preview: 1M tokens.

Where can I use both Claude Opus 4.5 (latest) and Gemini 3 Pro Preview?

302ai, helicone, jiekou, requesty