Calculate the cost of using gemini-3.1-flash-image-preview from Google Gemini for your AI applications
Pricing data last updated:
Mode: Image Generation
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gemini-3.1-flash-image-preview is an image generation model from Google Gemini, one of 6 image generation models they offer. It is priced at $0.25 per 1M input tokens and $1.50 per 1M output tokens, ranking 3 out of 29 image generation models by cost and cheaper than 90% of models in this category. gemini-3.1-flash-image-preview supports vision, web search, prompt caching, structured output — one of only 7 image generation models with this combination. It accepts up to 66K input tokens.
Note: Use the interactive calculator above to estimate costs for your specific usage patterns.
Use the maximum token limits shown above to understand the model's capacity. This model can handle up to 65,536 input tokens. The maximum output length is 32,768 tokens.
At $0.25 per 1M input tokens and $1.50 per 1M output tokens, gemini-3.1-flash-image-preview ranks 3 out of 29 image generation models by input cost. It is more affordable compared to the median of $2.00 for image generation models, and is cheaper than 90% of models in this category.
gemini-3.1-flash-image-preview is one of 6 Google Gemini image generation models, one of only 7 image generation models combining prompt caching, structured output, vision, web search.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs gemini-3.1-flash-image-preview |
|---|---|---|---|---|
| gemini-2.5-flash-image | Vertex AI | $0.30 | $2.50 | +20% |
| gemini-3.1-flash-image-preview | Vertex AI | $0.50 | $3.00 | +100% |
| gemini-3-pro-image-preview | Vertex AI | $2.00 | $12.00 | +700% |
Similar image generation models from other providers
Yes. gemini-3.1-flash-image-preview costs $0.25 per 1M input tokens compared to gemini-2.5-flash-image's $0.30 per 1M input tokens, making it 20% more affordable. Both are image generation models and share support for vision, function calling, prompt caching, structured output.
gemini-3.1-flash-image-preview input pricing is $0.25 per 1M tokens, which is 87% below the median of $2.00 for image generation models. It ranks 3 out of 29 image generation models by input cost, making it cheaper than 90% of models in this category. For output, it costs $1.50 per 1M tokens compared to the median of $10.00.
Among Google Gemini's 6 image generation models, gemini-3.1-flash-image-preview ranks 1 by input cost. It is the most affordable Google Gemini model with vision and web search and prompt caching and structured output support. Its combination of prompt caching, structured output, vision, web search is shared by only 6 other image generation models.
The most comparable image generation models to gemini-3.1-flash-image-preview are: gemini-2.5-flash-image from Vertex AI ($0.30/1M input tokens); gemini-3.1-flash-image-preview from Vertex AI ($0.50/1M input tokens); gemini-3-pro-image-preview from Vertex AI ($2.00/1M input tokens); deep-research-pro-preview-12-2025 from Vertex AI ($2.00/1M input tokens). These alternatives were selected based on similar capabilities, pricing, and provider diversity. You can compare any of these models in detail using the Bifrost Model Library.
Yes. At $0.25 per 1M input tokens, gemini-3.1-flash-image-preview is the most affordable image generation model that supports vision. This makes it a strong option for vision-dependent workloads where cost efficiency matters.
gemini-3.1-flash-image-preview is priced based on input and output tokens. Use the interactive calculator at the top of this page to estimate costs for your specific workload. Enter your expected input and output tokens volume and the calculator will show the total cost breakdown. For reference, processing 1M input tokens costs $0.25 and generating 1M output tokens costs $1.50.
