Gemini 3.1 Flash Image
Gemini 3.1 Flash Image is Google's lightweight multimodal model optimized for fast text and image processing tasks with a 65K token context window.
API Pricing
Cheapest on Google Cloud — 33% below avg| Provider | Input / 1M | Output / 1M | Speed | TTFT | Updated |
|---|---|---|---|---|---|
| $0.250 | $1.50 | 203 t/s | 7.8s | 4/13/2026 | |
| $0.500 | $3.00 | 203 t/s | 7.8s | 4/14/2026 |
Prices updated daily. Last check: 4/14/2026
Model Details
General
- Creator
- Family
- Gemini
- Tier
- Lightweight
- Context Window
- 66K
- Modalities
- Text, Image
Capabilities
- Tool Calling
- No
- Open Source
- No
- Aliases
- gemini-3-1-flash-image-preview
Strengths & Limitations
- Supports both text and image input modalities in a single request
- 65,536 token context window allows processing multiple images with substantial text
- Lightweight architecture designed for faster inference speeds
- Part of Google's Gemini 3.1 family with consistent API integration
- Optimized for high-volume visual understanding tasks
- Preview access through gemini-3-1-flash-image-preview alias
- No tool calling or function execution capabilities
- Proprietary model with no open source weights available
- Smaller context window compared to flagship Gemini 3.1 Pro
- Lightweight tier may have reduced reasoning capabilities versus Pro models
- Limited to text and image modalities only
Key Features
About Gemini 3.1 Flash Image
Common Use Cases
Gemini 3.1 Flash Image is designed for applications requiring fast visual understanding at scale, such as content moderation systems that need to analyze images with accompanying text, e-commerce platforms processing product images with descriptions, or document analysis workflows involving scanned images and OCR tasks. Its lightweight architecture makes it suitable for real-time applications like chatbots with image upload capabilities, automated image captioning services, or visual search systems where processing speed and cost efficiency are more important than maximum reasoning depth. The 65K context window supports batch processing of multiple images in educational content analysis, social media monitoring, or automated quality control systems.
Frequently Asked Questions
How much does Gemini 3.1 Flash Image cost per million tokens?
Gemini 3.1 Flash Image pricing varies by provider and includes separate rates for text and image tokens. Check the pricing table above for current rates across all providers offering this model.
What is Gemini 3.1 Flash Image best used for?
Gemini 3.1 Flash Image excels at fast visual understanding tasks like content moderation, document analysis with images, product catalog processing, and real-time chatbots with image capabilities. Its lightweight design prioritizes speed over maximum reasoning capability.
Does Gemini 3.1 Flash Image support tool calling or function execution?
No, Gemini 3.1 Flash Image does not include tool calling capabilities. It focuses specifically on text and image understanding tasks. For function calling with multimodal inputs, consider Gemini 3.1 Pro or other models in the family with tool support.