Model comparison · updated 2026-07-28

GPT-5.5vsGemini 3 Flash

Side-by-side pricing for1 million tokens

Price comparison

GPT-5.5Gemini 3 FlashVerdict
ProviderOpenAIGoogle--
Context window400K1M--
Input / 1M tokens$5$0.50Gemini 3 Flash is 10x cheaper
Output / 1M tokens$30$3Gemini 3 Flash is 10x cheaper
Output:input ratio6x6x--
Tierflagshipbudget--

GPT-5.5: Long-context (>272K input) priced at 2× input / 1.5× output.

What does $10 buy?

$10 of input

GPT-5.5

2,000,000 tokens

Gemini 3 Flash

20,000,000 tokens

Gemini 3 Flash gives you 10x more input for the same budget.

$10 of output

GPT-5.5

333,333 tokens

Gemini 3 Flash

3,333,333 tokens

Gemini 3 Flash gives you 10x more output for the same budget.

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