# Nano Banana (I2I)

> Nano Banana (I2I) is available on Artifio.ai — a unified AI workspace with a single pay-as-you-go wallet.

- Canonical page: https://artifio.ai/models/google-nano-banana-edit
- Run it: https://artifio.ai/create/google-nano-banana-edit
- Modality: image to image
- Model brand: google
- Pricing: from about $0.020 per generation (exact cost shown in the workspace before you confirm; varies with selected options)
- Typical generation time: ~25s (catalogue estimate)
- Full pricing table: https://artifio.ai/pricing/models

## About Nano Banana (I2I)

Nano Banana is the community nickname for Gemini 2.5 Flash Image, announced by Google on August 26, 2025. Before the launch it circulated anonymously on the LMArena evaluation platform as "nano-banana", where its photo edits went viral and drew over 2.5 million votes; editing, more than generation, is what made the name stick.

This page covers the image-to-image mode: you supply one or more photos and describe the change in plain language. On artifio.ai it sits alongside 100+ other models in one workspace, paid per generation rather than per subscription.

## Features

- Performs targeted local edits from natural-language instructions: Google's launch examples include blurring a background, removing a stain from a t-shirt, removing a person, changing a subject's pose, and colorizing a black-and-white photo.
- Supports multi-turn conversational editing, so one image can be refined step by step across a chat-style session.
- Blends multiple input photos into one output while preserving detail from each, such as merging a person, a pet, and a new setting.
- Maintains facial and subject likeness through edits, the consistency property that drove the model's viral spread.
- Uses Gemini's world knowledge during edits, letting instructions reference real objects and styles by name.
- Embeds an invisible SynthID watermark in every edited output.

## What people use it for

- Retouching personal photos with plain-language requests instead of manual masking.
- Placing a product into new backgrounds and scenes while keeping the product itself unchanged.
- Restoring or colorizing old photographs.
- Combining reference images, such as furniture photos plus a room shot and a color palette, into a single rendered concept.
- Iterating on a marketing visual over several conversational turns until it matches the brief.

## Reported strengths

- Ranked first on the LMArena image-edit leaderboard at launch with a 171-point Elo lead, which LMArena described as the largest in Arena history.
- Face and subject consistency through edits was widely cited as the model's standout trait, holding likeness where earlier editors drifted.
- Low latency makes conversational, multi-round editing practical rather than a batch process.
- Handles compositional edits that need real-world understanding, like relighting a scene plausibly or matching perspective when merging photos.

## Reported limitations

- Edited outputs are capped at 1024x1024 pixels, so it cannot deliver the 2K or 4K files that Nano Banana Pro and Nano Banana 2 later added.
- Google acknowledged at launch that character consistency is not fully reliable and that fine factual details in images still miss.
- Safety rules prohibit certain edits, including non-consensual intimate imagery, and consumer surfaces add a visible watermark on top of SynthID.
- Long or dense text inside images was a known weak point of this generation of the model, per Google's own launch post.

## Sources

1. Introducing Gemini 2.5 Flash Image, our state-of-the-art image model (Google Developers Blog): https://developers.googleblog.com/en/introducing-gemini-2-5-flash-image/
2. Google Gemini's AI image model gets a 'bananas' upgrade (TechCrunch): https://techcrunch.com/2025/08/26/google-geminis-ai-image-model-gets-a-bananas-upgrade/
3. Nano-Banana (Gemini 2.5 Flash Image): Try it on LMArena (LMArena): https://arena.ai/blog/nano-banana/
4. Gemini 2.5 Flash Image (Nano Banana) model card (Google AI for Developers): https://ai.google.dev/gemini-api/docs/models/gemini-2.5-flash-image

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