Google: Nano Banana Pro (Gemini 3 Pro Image)

Image input Text input Image output Text output
Author's Description

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...

Key Specifications
Cost
$$$$$
Context
65K
Released
Jun 17, 2026
Speed
Ability
Reliability
Supported Parameters

This model supports the following parameters:

Response Format Structured Outputs Include Reasoning Reasoning Temperature Seed Max Tokens Stop Top P
Features

This model supports the following features:

Structured Outputs Reasoning Response Format
Performance Summary

Google's Nano Banana Pro (Gemini 3 Pro Image) demonstrates a strong performance profile, particularly in accuracy and reliability, though it operates at a premium price point and moderate speed. The model exhibits exceptional reliability with a 100% success rate across all benchmarks, indicating consistent and dependable operation. While its speed performance is moderate, ranking in the 27th percentile, its pricing is positioned at the higher end, in the 3rd percentile. Nano Banana Pro excels in several critical areas, achieving perfect accuracy in General Knowledge, Reasoning, and Ethics, and near-perfect scores in Coding (97.0%), Mathematics (97.0%), and Hallucinations (98.0%). It also shows strong instruction-following capabilities (86.0%). Its primary weakness appears to be its cost, which is consistently in the lowest percentiles across all benchmarks, making it a premium offering. Despite the higher cost, its high accuracy, especially in complex reasoning and knowledge-based tasks, positions it as a highly capable model for demanding image-generation and editing applications.

Model Pricing

Current Pricing

Feature Price (per 1M tokens)
Prompt $2
Completion $12
Image Generation $0.002 per 1K images
Input Cache Read $0.2
Input Cache Write $0.375
Internal Reasoning $12
Web Search $14000

Price History

Available Endpoints
Provider Endpoint Name Context Length Pricing (Input) Pricing (Output)
Google
Google | google/gemini-3-pro-image-20260528 65K $2 / 1M tokens $12 / 1M tokens
Google AI Studio
Google AI Studio | google/gemini-3-pro-image-20260528 131K $2 / 1M tokens $12 / 1M tokens
Benchmark Results
Benchmark Category Reasoning Strategy Free Executions Accuracy Cost Duration
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