Google Nano Banana 2 Text-to-Image

Google's fast image generation model built on Gemini 3.1 Flash architecture. Optimized for speed and cost — delivers quality images with flexible resolutions, extended aspect ratios, and built-in web/image search grounding.

• Need to edit an existing image? Try Nano Banana 2 Edit.

Highlights

Fast generation — Optimized for speed, ideal for high-volume production workflows requiring rapid turnaround.

Web & Image Search grounding — Retrieve web images via Google Image Search as visual background context. Enables reference-aware generation without manually uploading assets.

Extended aspect ratios — Supports extreme ratios like 1:8 and 8:1 for banners, scrolls, and panoramic content, in addition to standard ratios.

Low-cost 0.5K resolution — New 512px output tier at reduced cost for thumbnails, previews, and prototyping.

Free Web & Image Search — Web search and image search grounding included at no extra cost.

Native text rendering — Renders readable text in images across Latin, CJK scripts with correct spelling and placement.

Pricing

Resolution	Price
0.5K	$0.04
1K	$0.06
2K	$0.10
4K	$0.14
Web Search	Free
Image Search	Free

When to Use

✅ Good fit	❌ Consider alternatives
Rapid prototyping and previews	Highest quality brand assets (use Nano Banana Pro)
High-volume batch generation	Pixel-perfect text layout
Banners and ultra-wide/tall content	Video or animation
Thumbnails and social media content	Ultra-high resolution print (4K+)
Cost-sensitive workflows	Iterative mask-based editing (use Edit model)

Prompt Guide

Structure your prompts for best results:

Scene: [environment, time of day, background]
Subject: [main focus, position, action]
Details: [materials, lighting, camera angle, mood]
Text: [exact text to render, font style, placement]
Style: [photorealistic, illustration, flat design, etc.]

Example:

A vibrant 16:9 banner for a music festival. Neon-lit stage with a crowd silhouette in the foreground, confetti in the air. Title text "SUMMER BEATS 2026" in bold graffiti style at center. Electric purple and cyan color palette.

Technical Specs

Spec	Value
Input	Text prompt (max 50,000 characters)
Output	PNG or JPEG
Resolution	0.5K / 1K / 2K / 4K
Aspect ratio	21:9, 16:9, 3:2, 4:3, 5:4, 1:1, 4:5, 3:4, 2:3, 9:16, 4:1, 1:4, 8:1, 1:8
Web Search	Google web + image search grounding
Reference images	Up to 14
Execution	Async (submit → poll for result)
Typical latency	15–30 seconds

Related

• Nano Banana 2 Edit — Edit existing images with multi-image reference support
• Nano Banana Pro — Higher quality generation at higher cost