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

Public pricingIntelligence 79/100Medium memoryVision

Google: Nano Banana Pro (Gemini 3 Pro Image Preview) is a multimodal model for image generation and editing. It combines multimodal input handling and deep reasoning and planning with a 66K tokens context window and a balanced-cost profile. Use it for image generation and editing when latency, cost, and throughput matters.

Input

$2.00/1M

Output

$12.00/1M

Cached

$0.20/1M

Batch

$1.00/1M

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Technical specifications

Nano Banana Pro (Gemini 3 Pro Image Preview) at a glance.

Memory

65,536

tokens

Max reply

32,768

tokens

Memory tier

Medium

a long report or a codebase file

Tokenizer

sentencepiece

Released

Nov 2025

Training cutoff

Jan 2025

Availability

Public pricing

Status

active

What it can do

Capabilities & limits.

  • Understands images
  • Deep step-by-step thinking
  • Uses tools / calls functions
  • Strict JSON output
  • Streams replies
  • Fine-tunable on your data

When to pick Nano Banana Pro (Gemini 3 Pro Image Preview)

  • Screenshot analysis, image understanding, or document OCR.
  • Multimodal pipelines mixing text + images.

When to look elsewhere

  • You need tool-use / function calling for agent workflows.

Alternatives

Similar models to compare.

FAQ

Nano Banana Pro (Gemini 3 Pro Image Preview) — the questions we see most.

Pricing, capabilities, alternatives — generated from the same data that powers the calculator above.

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At a typical workload of 50,000 conversations a month with 1,500-token prompts and 800-token replies, Nano Banana Pro (Gemini 3 Pro Image Preview) costs roughly $630 per month. Input is $2.00 /1M tokens and output is $12.00 /1M tokens.
Nano Banana Pro (Gemini 3 Pro Image Preview) has a 65,536-token context window (medium memory — a long report or a codebase file). That means you can fit about 12,288 words of input and history in a single call.
Beyond text generation, Nano Banana Pro (Gemini 3 Pro Image Preview) supports understanding images. It streams replies by default.
Nano Banana Pro (Gemini 3 Pro Image Preview) was released in November 2025, with training data cut off around January 2025.
Models in a similar class include Gemini 3.1 Pro Preview, Gemini 3.1 Pro Preview Custom Tools, Gemini 2.5 Pro. The "Similar models" section below this FAQ links into each.

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