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Google Nano Banana 2 Edit Fast

google/nano-banana-2/edit-fast

Google Nano Banana 2 Edit Fast (Gemini 3.1 Flash Image) is the cheapest Nano Banana 2 editing option, starting at just $0.045 per image. Enables fast image editing with 2K default output and 4K support. Ready-to-use REST inference API, best performance, no coldstarts, affordable pricing.

Input

Hint: You can drag and drop a file or click to upload

preview
If enabled, the model will use web search to enhance the generation with real-time information.
If set to true, the function will wait for the result to be generated and uploaded before returning the response. It allows you to get the result directly in the response. This property is only available through the API.
If enabled, the output will be encoded into a BASE64 string instead of a URL. This property is only available through the API.

Idle

Replace the vehicle on the right with a black sports car.

Your request will cost $0.045 per run.

For $1 you can run this model approximately 22 times.

One more thing:

ExamplesView all

Replace the vehicle on the right with a black sports car.
Remove people
Replace the man with a handsome blonde man.
Change to animation style.

README

Google Nano Banana 2 Edit Fast

Nano Banana 2 Edit Fast (Gemini 3.1 Flash Image) is the cheapest Nano Banana 2 editing option, starting at just $0.045 per image. It delivers faster generation times while maintaining high visual quality, with 2K resolution by default.

Why Choose This?

  • Lowest cost Nano Banana 2 The cheapest Nano Banana 2 editing option at just $0.045 per image.

  • Speed-optimized Faster generation times compared to the standard variant.

  • Natural language editing Modify images using simple text instructions — the model understands context and relationships.

  • Multi-image reference Upload up to 14 reference images for complex edits and compositions.

  • High-resolution output 2K default with 4K available for maximum detail.

  • Flexible aspect ratios Multiple options including 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9, 1:4, 4:1, 1:8, and 8:1.

  • Prompt Enhancer Built-in tool to automatically improve your edit descriptions.

  • Format choice Export in PNG or JPEG format.

Parameters

ParameterRequiredDescription
imagesYesReference images to edit (max: 14, click "+ Add Item" to add more)
promptYesText description of the desired edit
aspect_ratioNoAspect ratio: 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9, 1:4, 4:1, 1:8, 8:1
resolutionNoOutput resolution: 2k (default), 4k
enable_web_searchNoEnable web search to enhance generation with real-time info (default: false)
output_formatNoOutput format: png (default), jpeg

How to Use

  1. Upload reference images — add the images you want to edit (up to 14 images).
  2. Write your prompt — describe the edit clearly (e.g., "Change the man to a woman").
  3. Choose aspect ratio (optional) — select a preset or leave empty for default.
  4. Select resolution — choose 2K (default) or 4K based on your needs.
  5. Choose output format — PNG for transparency support, JPEG for smaller file size.
  6. Use Prompt Enhancer (optional) — click to automatically refine your description.
  7. Run — submit and download your edited image.

Pricing

ResolutionCost
2k$0.045
4k$0.05
Web search+$0.014

Best Use Cases

  • Character Modification — Change attributes like gender, age, clothing, or appearance.
  • Object Replacement — Swap elements within images while preserving context.
  • Style Transfer — Apply different visual styles to existing images.
  • Text Editing — Modify on-image text while maintaining design consistency.
  • Scene Adjustment — Change backgrounds, lighting, or environmental elements.

Pro Tips

  • Use clear, specific edit instructions for best results (e.g., "Change the man to a woman" rather than "modify the person").
  • Start with fewer reference images (1–3) for simpler edits.
  • More reference images can help with complex compositions but may affect stability.
  • Try the Prompt Enhancer to automatically improve your descriptions.

Notes

  • Both images and prompt are required fields.
  • Maximum reference images: 14 (recommended: fewer images for better stability).
  • If aspect_ratio is not selected, the model uses a default ratio.
  • Ensure your prompts comply with Google's Safety Guidelines.

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