Calculate the cost of using gemini-3.1-flash-image from Vertex AI for your AI applications
Pricing data last updated:
Mode: Image Generation
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gemini-3.1-flash-image is an image generation model from Vertex AI, one of 6 image generation models they offer. It is priced at $0.50 per 1M input tokens and $3.00 per 1M output tokens, ranking 8 out of 36 image generation models by cost and cheaper than 75% of models in this category. 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 $0.50 per 1M input tokens and $3.00 per 1M output tokens, gemini-3.1-flash-image ranks 8 out of 36 image generation models by input cost. It is more affordable compared to the median of $2.25 for image generation models, and is cheaper than 75% of models in this category.
| Model | Provider | Input / 1M tokens | Output / 1M tokens | vs gemini-3.1-flash-image |
|---|---|---|---|---|
| gemini-2.5-flash-image | Google Gemini | $0.30 | $2.50 | -40% |
| gemini-3.1-flash-image | Google Gemini | $0.25 | $1.50 | -50% |
| gemini-3.1-flash-image-preview | Google Gemini | $0.25 | $1.50 | -50% |
Similar image generation models from other providers
No. gemini-3.1-flash-image costs $0.50 per 1M input tokens while gemini-2.5-flash-image costs $0.30 per 1M input tokens, making gemini-2.5-flash-image 40% more affordable for input. However, gemini-3.1-flash-image may offer different capabilities or performance characteristics that justify the price difference.
gemini-3.1-flash-image input pricing is $0.50 per 1M tokens, which is 78% below the median of $2.25 for image generation models. It ranks 8 out of 36 image generation models by input cost, making it cheaper than 75% of models in this category. For output, it costs $3.00 per 1M tokens compared to the median of $10.00.
Among Vertex AI's 6 image generation models, gemini-3.1-flash-image ranks 2 by input cost.
The most comparable image generation models to gemini-3.1-flash-image are: gemini-2.5-flash-image from Google Gemini ($0.30/1M input tokens); gemini-3.1-flash-image from Google Gemini ($0.25/1M input tokens); gemini-3.1-flash-image-preview from Google Gemini ($0.25/1M input tokens); gemini-3.1-flash-lite-image from Google Gemini ($0.25/1M 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.
gemini-3.1-flash-image is priced based on input and output tokens, images. 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 $0.50 and generating 1M output tokens costs $3.00.