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ModelCap

Nano Banana Pro (Gemini 3 Pro Image)

No linked weights

Google·#1 of 6 on the image board

Nano Banana Pro (Gemini 3 Pro Image) is an image model from Google. It is #1 of 6 on ModelCap's image board, which orders models by availability and deployment, not by output quality. No downloadable weights are linked in the current source data.

Figures as of 6 Nov 2026, 14:10 UTC · download the public dataset · methodology

Catalogue signals · Image board
23.2#1
Availability and deployment ordering · not a capability score
Market Gravity
32.5Increased by 0.1
Secondary market signal
Input
—
no comparable token price
Output
—
media-unit price not published
Context
131K
tokens
Providers
2
endpoints

Providers

Uptime measured over the last 30 minutes
ProviderInputOutputContextQuantUptime
GoogleglobalCheapest——66K—100.0%
Google AI Studioglobal——131K—100.0%

Other versions (1)

Catalogue ordering · Image board

Methodology
23.2
Published availability and deployment signals · not capability
Image board
#1 of 6
Technical details
Public rank basis
Catalogue and deployment signals
Market and catalogue signals · order this category catalogue
Usage (OpenRouter popularity)
6.1
Liquidity (providers × uptime)
75.0
Open reach (HF downloads)
—
Surface (context / tools / modalities)
85.2
Freshness
58.4
  • · OpenRouter popularity #238
  • · 2 live providers
  • · Catalogue: context 131072, reasoning, tools, modalities Image/Text
  • · First seen 2026-06-18

This category board uses only published catalogue and deployment facts. It does not infer media-generation quality or compare incompatible media-unit prices.

This is a discovery ordering, not a capability benchmark. Category-compatible public evaluation evidence must be added before ModelCap can publish a media-quality rank.

Deployment readiness

Metadata index
33.1
limited · 38% metadata coverage
Not capability
Artifact reproducibility
0.0
Access & legal clarity
30.3
Deployability
90.0
Evaluation provenance
0.0

Not yet published: a pinned repository revision, the architecture and model type, a parameter count, safetensors weight metadata, the base model it derives from, a declared licence, a link to the licence terms, admitted benchmark results, results across several capability areas, results from more than one source, a confident match to its benchmark entries, pinned evaluation dataset versions.

A metadata completeness and deployability index—not a safety certification, quality grade, or production-readiness claim.

Market activity

Venue coverage
Market Gravity
32.5
OpenRouter weekly popularity
#238 of 339

Market Gravity uses OpenRouter’s full-catalogue popularity order. Sparse Vercel top-ten observations appear only when published and do not affect the score.

Market Gravity breakdown

Usage55%
6.1

OpenRouter weekly popularity across the full model catalogue.

Liquidity25%
75.0

Independent providers versus the model's open or closed cohort, weighted by uptime.

Open reach15%
50.0

Hugging Face 30-day downloads for open models; neutral for closed models.

Freshness5%
58.4

Time since first public availability, on a six-month half-life.

Specification

Model ID
google/gemini-3-pro-image
Context window
131K tokens
Declared output cap
33K tokens

OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified. OpenRouter metadata

Inputs
Image, Text
Outputs
Image, Text
Tokenizer
Gemini
First seen on OpenRouter
18 Jun 2026

Capabilities

  • Supported: Reasoning
  • Supported: Tool use
  • Supported: Structured output
  • Supported: Response format
  • Not supported: Moderated

Nano Banana Pro (Gemini 3 Pro Image): common questions

What is the context window of Nano Banana Pro (Gemini 3 Pro Image)?

Nano Banana Pro (Gemini 3 Pro Image) has a published context window of 131K tokens (131,072). The snapshot lists a 32,768 token catalogue-declared route output cap. OpenRouter catalogue or provider-endpoint declaration. Limits can vary by provider and prompt length; a model-wide maximum has not been independently verified. The providers table lists each endpoint's context limit.

Is Nano Banana Pro (Gemini 3 Pro Image) open-weight?

No linked weights. No downloadable model weights are linked in the current source data. This does not identify every API or chat product that offers the model.

When was Nano Banana Pro (Gemini 3 Pro Image) released?

Nano Banana Pro (Gemini 3 Pro Image) first appeared in the catalogue on 18 Jun 2026. It is the current version in its family. Rank and price movements since then are recorded on the site's changes feed.