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New AI Models: Google Gemini 3 Pro & Gemini 3 Pro Image (Nano Banana Pro)

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Cosmic

December 10, 2025

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We're excited to announce the addition of Google Gemini 3 Pro models to Cosmic AI. These cutting-edge models bring state-of-the-art reasoning and advanced image generation capabilities to your projects.

What's New?

🍌 Gemini 3 Pro

Google's most intelligent model with exceptional reasoning capabilities, specifically built for agentic workflows and complex tasks.

Key Features:

  • 1M token context window - Process massive amounts of information
  • 64K max output tokens - Generate extensive content in a single response
  • Advanced thinking levels - Choose between 'low' for speed or 'high' for complex reasoning
  • Multimodal capabilities - Text, vision, tools, and thinking support

🍌 Gemini 3 Pro Image (Nano Banana Pro)

Native image generation optimized for speed, flexibility, and contextual understanding. The first model on Cosmic to support reference images for style-consistent generation.

Key Features:

  • Up to 4K image generation - Create stunning high-resolution images (1024Γ—1024, 2048Γ—2048, 4096Γ—4096)
  • Reference images support - Provide existing images to guide style, composition, and aesthetic
  • Contextual understanding - AI analyzes reference images to inform new generations
  • Fast generation - Optimized for speed without compromising quality

Why You'll Love It

🎯 Better Reasoning

  • Superior performance on complex, multi-step tasks
  • Built specifically for agentic workflows
  • Handles sophisticated problem-solving with ease

🎨 Style Consistency

  • Use reference images to maintain visual brand consistency
  • Create variations based on existing artwork
  • Apply the aesthetic of one image to new scenes

⚑ Powerful & Flexible

  • Massive context windows for processing large documents
  • High-resolution image generation up to 4096Γ—4096
  • Competitive pricing for enterprise-grade capabilities

How to Use

Using Gemini Models in the Dashboard

Text Generation

  1. Navigate to any AI feature in your dashboard (Content Generation, Repository Updates, or AI Chat)
  2. Click the model dropdown menu
  3. Select "Gemini 3 Pro 🍌" from the available models
  4. Enter your prompt and start generating

Image Generation

  1. Go to your Project Dashboard β†’ Media
  2. Click "Generate with AI"
  3. Select "Gemini 3 Pro Image 🍌" from the model dropdown
  4. Enter your image prompt
  5. (Optional) Add reference images to guide the style and composition
  6. Choose your desired size (1024Γ—1024, 2048Γ—2048, or 4096Γ—4096)
  7. Click "Generate"

Examples

Prompt: "Create a highly detailed 4K architectural rendering of a modern sustainable home with floor-to-ceiling windows, integrated into a hillside landscape."

ai-gemini-3-pro-image-preview-1765238049898.jpeg

Referencing this image, "Put this house on a beach in Costa Rica."

ai-gemini-3-pro-image-preview-1765238197658.jpeg

Text Generation with Gemini 3 Pro in the Cosmic API


Image Generation with Reference Images


Where to Find It

Both Gemini models are now available across all AI features in Cosmic:

  • API & SDK - Use or as your model parameter
  • Dashboard AI Chat - Select Gemini models from the model dropdown
  • Repository Updates - Choose Gemini for intelligent code generation
  • Content Generation - Leverage advanced reasoning for content creation

Get Started

Ready to experience Google's most advanced AI models? Log in to your Cosmic dashboard and check out the AI API documentation to begin creating extraordinary images today.

Image created in the Cosmic dashboard using Gemini 3 Pro Image (Nano Banana Pro), in honor of the approaching 3I/ATLAS comet.

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