Gemini 3 Pro Image

Preview

This feature is a Generative AI Preview offering, subject to the "Pre-GA Offerings Terms" of the Google Cloud Service Specific Terms, as well as the Additional 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 the Cloud 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 the launch stage descriptions.

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

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

Try in Vertex AI View in Model 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 ID	gemini-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	Supported Grounding with Google Search System instructions Count Tokens Thinking Not supported Code execution Tuning Function calling Gemini Live API Preview feature Implicit context caching Explicit context caching Vertex AI RAG Engine Chat completions
Usage types	Supported Provisioned Throughput Dynamic shared quota Batch prediction Not supported Fixed quota
Input size limit	500 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
	See Data residency for more information.
Knowledge cutoff date	January 2025
Versions	gemini-3-pro-image-preview Launch stage: Public preview Release date: November 20, 2025
Security controls
	See Security controls for more information.
Supported languages	See Supported languages.
Pricing	See Pricing.