Gemini 3 Pro Image

Preview

This feature is a Generative AI Preview offering, subject to the "Pre-GA Offerings Terms" of theGoogle Cloud Service Specific Terms, as well as theAdditional Terms for Generative AI Preview Products. For this Generative AI Preview offering, Customers may elect to use it for production or commercial purposes, disclose Generated Output to third-parties, and process personal data as outlined in theCloud Data Processing Addendum, subject to the obligations and restrictions described in the agreement under which you access Google Cloud. Pre-GA products and features are available "as is" and might have limited support. For more information, see thelaunch stage descriptions.

Gemini 3 Pro Image, or Gemini 3 Pro (with Nano Banana), is designed to tackle the most challenging imagegeneration by incorporating state-of-the-art reasoning capabilities. It's thebest model for complex and multi-turn image generation and editing, havingimproved accuracy and enhanced image quality.

For more information about image generation using Gemini 3 Pro Image, seeGenerate and edit images with Gemini.

Try inVertex AIView inModel Garden(Preview) Deploy example app

Note: To use the "Deploy example app" feature, you need a Google Cloud project with billing and Vertex AI API enabled.
Model IDgemini-3-pro-image-preview
Supported inputs & outputs
  • Inputs:
    Text,Images
  • Outputs:
    Text and image
Token limits
  • Maximum input tokens: 65,536
  • Maximum output tokens: 32,768
Capabilities
Usage types
Input size limit500 MB
Technical specifications
Images
  • Maximum images per prompt: 14
  • Maximum file size per file for inline data or direct uploads through the console: 7 MB
  • Maximum file size per file from Google Cloud Storage: 30 MB
  • Maximum number of output images per prompt: Limited to 32,768 output tokens
  • Supported aspect ratios: 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, and 21:9
  • Supported MIME types:
    image/png,image/jpeg,image/webp,image/heic,image/heif
Documents
  • Maximum number of files per prompt: As supported by the 65,536 token context window
  • Maximum number of pages per file: As supported by the 65,536 token context window
  • Maximum file size per file: 50 MB (API and Cloud Storage imports) or 7 MB (direct upload through Google Cloud console)
  • Supported MIME types:
    application/pdf,text/plain
Parameter defaults
  • Temperature: 0.0-2.0
  • topP: 0.0-1.0 (default 0.95)
  • topK: 64 (fixed)
  • candidateCount: 1
Supported regions

Model availability

(Includes dynamic shared quota & Provisioned Throughput)

  • Global
    • global
SeeDeployments and endpoints for more information.
Knowledge cutoff dateJanuary 2025
Versions
  • gemini-3-pro-image-preview
    • Launch stage: Public preview
    • Release date: November 20, 2025
Security controls
SeeSecurity controls for more information.
Supported languagesSeeSupported languages.
PricingSeePricing.

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Last updated 2025-12-17 UTC.