What resolutions does Nano Banana Pro support?

The model supports native 1K, 2K, and up to 4K resolution output for high-quality image generation.

What are the key features of Nano Banana Pro?

Key features include: Robust prompt adherence for precise generation; Advanced text rendering at 2K-4K resolution; Improved scene and physics reasoning; Iterative planning and self-correction; Mobile-optimized workflows for efficient editing.

How much does the Nano Banana Pro API cost?

The API is priced at $0.1575 per image generation.

What are the main use cases for Nano Banana Pro?

Main use cases include: Creative design and prototyping; Data visualization and infographics; Content creation for storytelling; Educational visual aids; Marketing and branding materials; Interactive AI tools with visual feedback.

How does Nano Banana Pro compare to other image models?

Compared to Gemini 2.5 Flash Image, it offers higher fidelity and 4K resolution. Versus Midjourney V6, it provides better control over lighting and effects but less artistic flexibility. Against DALL-E, it excels in visual reasoning and 4K rendering, while DALL-E has stronger prompt adherence and background detail.

What technical architecture does Nano Banana Pro use?

It uses the Gemini 3 Pro / GEMPIX 2 architecture, a high-capacity multimodal image and text model with scalable parameters around 8 billion in enterprise configurations.

Gemini 3 Pro Image (Nano Banana Pro) API — One API 400+ AI Models

Q: What is Nano Banana Pro (Gemini 3 Pro Image)?

Nano Banana Pro is Google's professional image generation model designed for creators needing high-quality visual content with deep reasoning and real-world knowledge integration. It supports image generation up to 4K resolution with advanced control over lighting, focus, and color effects.

Gemini 3 Pro Image (Nano Banana Pro)

Built on the powerful Gemini 3 Pro architecture, it combines advanced reasoning, real-world knowledge grounding, and multimodal capabilities to deliver high-fidelity, visually striking images from complex text prompts.

Gemini 3 Pro Image API Overview

Nano Banana Pro is designed for professional creators needing fast, high-quality visual content with deep reasoning and real-world knowledge integration. It supports generation of images up to 4K resolution with advanced control over effects like lighting, focus, and color grading.

Technical Specifications

Base Architecture: Gemini 3 Pro / GEMPIX 2 architecture, a high-capacity multimodal image + text model‍
Parameters: Scalable, around 8 billion in enterprise configurations.‍
Resolution Support: Native 1K, 2K, and up to 4K output‍
Input Types: Text prompts.‍

Performance Benchmarks

Gemini 3 Pro demonstrates substantial improvements in resolution clarity, artifact reduction, and physical accuracy versus predecessor Nano Banana (Gemini 2.5 Flash Image). It outperforms competitors in human-rated benchmarks focusing on prompt alignment, overall preference, and visual quality.

Output Quality & Visual Reasoning Performance

Early evaluators report highly consistent color grading, balanced realism under abstract cues, and marked improvement in prompt adherence, particularly in dense visual scenes or multi-object reasoning tests. The model demonstrates a fine-tuned balance between naturalistic detail and creative control.

Quality Improvements

Texture and depth rendering optimized via adaptive latent control.
Maintains coherence across multi-turn editing sessions.
Dynamic prompt weighting reduces semantic drift.
Improved natural lighting simulation and human depiction accuracy.

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Key Features

Robust Prompt Adherence: Strong fidelity to user text prompts for precise image generation
Advanced Text Rendering: Sharp, legible text and diagrams native at 2K–4K resolution
Scene and Physics Reasoning: Improved handling of transparent and refractive surfaces, layered compositions
Iterative Planning and Self-Correction: Generates images over multiple passes to detect and fix common issues
Mobile-Optimized: Lightweight stack designed for efficient mobile photo editing workflows

Nano Banana Pro API Pricing

$0.1575 per generation

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Code Sample

Comparison with Other Models

vs Gemini 2.5 Flash Image: Nano Banana Pro Image offers significantly higher image fidelity, advanced text rendering, and native 4K resolution, making it ideal for studio-quality outputs, while Gemini 2.5 Flash Image focuses on faster image generation with lower latency and cost, suited for rapid prototyping and bulk image creation.

vs Midjourney V6: Gemini supports extensive multimodal inputs and produces highly controlled light, color, and focus effects. Midjourney V6 excels in artistic style flexibility and creative abstraction but has less accurate text rendering.

vs DALL-E: Gemini 3 Pro provides more precise visual reasoning and native 4K rendering capabilities. DALL-E outperforms Gemini in prompt adherence and background detail, generating visually richer scenes in shorter times.