Google: Nano Banana Pro (Gemini 3 Pro Image Preview)

Released Nov 20, 2025

google/gemini-3-pro-image-preview

image+text→image,text

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Ranked in:Image Edit Text to Image

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OpenRouter

Nano Banana Pro is Google’s most advanced image-generation and editing model, built on Gemini 3 Pro. It extends the original Nano Banana with significantly improved multimodal reasoning, real-world grounding, and...

Best overall rank

Across all subsets · overall

Total arena votes

1,049,143

Across 10 (subset, category) entries

Providers on OR

Google + others

First seen

2026-05-08

26 days tracked

Trend

Pricing

Per token

Input (per 1M): $2.00
Output (per 1M): $12.00
Reasoning (per 1M): $12.00
Cache Read (per 1M): $0.200
Cache Write (per 1M): $0.375

Per unit

Image input: $0.0000/img
Audio input: $0.0000/sec
Web search: $0.014/call

Capabilities

Modality

text+image->text+image

Context

66K tokens

Tokenizer

Gemini

Max output

33K tokens

Moderation

Unmoderated

Supported parameters

include_reasoning

max_tokens

reasoning

response_format

seed

stop

structured_outputs

temperature

top_p

Providers

Provider	Region / Tag	Context	Input/M	Output/M	Uptime 1d	Latency	Quant	Cache
Google	`google-vertex/global`	66K	$2.00	$12.00	99.90%	-	-	-
Google AI Studio	`google-ai-studio/global`	66K	$2.00	$12.00	99.63%	-	-	-

Per-category ranks

Image Edit

Rank	Category	Variant	Trend	Elo	Votes
★ #3	Multi Image Edit	harness: nano-banana-pro		1369	285,271
#7	Overall	harness: nano-banana-pro		1386	518,362

Text to Image

Rank	Category	Variant	Elo	Votes
#6	3d Modeling	harness: nano-banana-pro	1209	8,423
#6	Art	harness: nano-banana-pro	1216	12,583
#6	Cartoon	harness: nano-banana-pro	1238	33,201
#6	Commercial Design	harness: nano-banana-pro	1237	26,300
#6	Overall	harness: nano-banana-pro	1232	82,642
#6	Photorealistic	harness: nano-banana-pro	1243	37,132
#7	Portraits	harness: nano-banana-pro	1236	20,665
#7	Text Rendering	harness: nano-banana-pro	1254	24,564