Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) vs Llama Guard 4 12B

Price, context window & benchmark comparison

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Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)

Google
$0.25 / $1.50
Input / Output · per 1M tokens
VS
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Llama Guard 4 12B

Meta Llama
$0.18 / $0.18
Input / Output · per 1M tokens
Compare different models
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Verdict: Llama Guard 4 12B is 3.1× cheaper than Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) on a typical 3:1 input/output mix. Llama Guard 4 12B has the larger context window (164K vs 66K).
Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image)Llama Guard 4 12B
Input price / 1M$0.25$0.18
Output price / 1M$1.50$0.18
Blended price (3:1)$0.56$0.18
Cached input / 1M
Context window66K164K
Max output59K16K
Intelligence index
Coding index
Providers21
Best provider uptime (30m)100.0%100.0%
Vision inputYesYes
ReasoningYesNo
Tool callingNoNo
Released2026-06-302025-04-30
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FAQ

Which is cheaper, Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) or Llama Guard 4 12B?

Llama Guard 4 12B is 3.1× cheaper than Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) on a typical 3:1 input/output mix.

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) vs Llama Guard 4 12B: which has a bigger context window?

Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image): 65,536 tokens. Llama Guard 4 12B: 163,840 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Nano Banana 2 Lite (Gemini 3.1 Flash Lite Image) ≈ $1,250, Llama Guard 4 12B ≈ $450.00.

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