Nano Banana 2.1 vs Mercury 3

Price, context window & benchmark comparison

Google

Nano Banana 2.1

Google
$1.50 / $7.50
Input / Output · per 1M tokens
VS
Inception

Mercury 3

Inception
$0.10 / $0.35
Input / Output · per 1M tokens
Compare different models
Google
Inception
Verdict: Mercury 3 is 18.5× cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix. Mercury 3 has the larger context window (1M vs 66K).
Nano Banana 2.1Mercury 3
Input price / 1M$1.50$0.10
Output price / 1M$7.50$0.35
Blended price (3:1)$3.00$0.16
Cached input / 1M—$0.01
Context window66K1M
Max output59K131K
Intelligence index——
Coding index——
Providers1—
Best provider uptime (30m)100.0%—
Vision inputYesNo
ReasoningYesYes
Tool callingYesYes
Released2026-10-062026-10-16
Retirement——

Cost calculator

FAQ

Which is cheaper, Nano Banana 2.1 or Mercury 3?

Mercury 3 is 18.5× cheaper than Nano Banana 2.1 on a typical 3:1 input/output mix.

Nano Banana 2.1 vs Mercury 3: which has a bigger context window?

Nano Banana 2.1: 65,536 tokens. Mercury 3: 1,000,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Nano Banana 2.1 ≈ $6,750, Mercury 3 ≈ $375.00.

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