Google: gemini-3.1-flash-image
gemini-3.1-flash-image
65.5K context32.8K outReasoningVisionCacheStructuredWeb searchSystem msg
Released Jun 18, 2026Knowledge cutoff 2024Updated Jun 18, 2026
Gemini 3.1 Flash Image, a.k.a. "Nano Banana 2," is Google’s latest state of the art image generation and editing model, delivering Pro-level visual quality at Flash speed. It combines advanced contextual understanding with fast, cost-efficient inference, making complex image generation and iterative edits significantly more accessible. Aspect ratios can be controlled with the image_config API Parameter
Mode image_generationTokenizer Gemini
Pricing
Input price
$0.36/ 1M tokens$0.5027% off
Output price
$2.19/ 1M tokens$3.0027% off
Context window 65.5K tokensCompatible endpoints image-generationVendor Google
Performance
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Usage & Ranking
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Supported parameters
All providers = every upstream serving this model supports it. Some providers = depends on which upstream handles the request. Default = the value sent when you leave the parameter unset.
| Parameter | Providers | Default |
|---|---|---|
| include_reasoning | All providers | - |
| max_tokens | All providers | - |
| reasoning | All providers | - |
| response_format | All providers | - |
| seed | All providers | - |
| structured_outputs | Some providers | - |
| temperature | All providers | - |
| top_p | All providers | - |