Model comparison · updated 2026-07-28

GPT-5.6 LunavsGemini 3 Flash

Side-by-side pricing for1 million tokens

Price comparison

GPT-5.6 LunaGemini 3 FlashVerdict
ProviderOpenAIGoogle--
Context window1.05M1M--
Input / 1M tokens$1$0.50Gemini 3 Flash is 2x cheaper
Output / 1M tokens$6$3Gemini 3 Flash is 2x cheaper
Output:input ratio6x6x--
Tierbudgetbudget--

What does $10 buy?

$10 of input

GPT-5.6 Luna

10,000,000 tokens

Gemini 3 Flash

20,000,000 tokens

Gemini 3 Flash gives you 2x more input for the same budget.

$10 of output

GPT-5.6 Luna

1,666,667 tokens

Gemini 3 Flash

3,333,333 tokens

Gemini 3 Flash gives you 2x more output for the same budget.

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