Nano Banana (Gemini 2.5 Flash Image) vs Grok 4.7

Price, context window & benchmark comparison

Nano Banana (Gemini 2.5 Flash Image)

Google

$0.30 / $2.50

Input / Output · per 1M tokens

Grok 4.7

xAI

$1.60 / $4.80

Input / Output · per 1M tokens

Compare different models

Verdict: Nano Banana (Gemini 2.5 Flash Image) is 2.8× cheaper than Grok 4.7 on a typical 3:1 input/output mix. Grok 4.7 has the larger context window (500K vs 33K).

	Nano Banana (Gemini 2.5 Flash Image)	Grok 4.7
Input price / 1M	$0.30	$1.60
Output price / 1M	$2.50	$4.80
Blended price (3:1)	$0.85	$2.40
Cached input / 1M	$0.03	$0.40
Context window	33K	500K
Max output	8K	450K
Intelligence index	—	46.4
Coding index	—	—
Providers	—	4
Best provider uptime (30m)	—	100.0%
Vision input	Yes	Yes
Reasoning	No	Yes
Tool calling	No	Yes
Released	2025-10-07	2026-09-21
Retirement	2027-03-15	—

Cost calculator

Input tokens / requestOutput tokens / requestRequests / day

FAQ

Which is cheaper, Nano Banana (Gemini 2.5 Flash Image) or Grok 4.7?

Nano Banana (Gemini 2.5 Flash Image) is 2.8× cheaper than Grok 4.7 on a typical 3:1 input/output mix.

Nano Banana (Gemini 2.5 Flash Image) vs Grok 4.7: which has a bigger context window?

Nano Banana (Gemini 2.5 Flash Image): 32,768 tokens. Grok 4.7: 500,000 tokens.

How much would 1 million requests cost?

At 2,000 input + 500 output tokens per request: Nano Banana (Gemini 2.5 Flash Image) ≈ $1,850, Grok 4.7 ≈ $5,600.

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