Nano Banana — Online AI Image Generator

Powered by Google Gemini 2.5 Flash Image. Generates in seconds with natural-language editing, sharp text rendering, and free credits to start.

Image Generator
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What is Nano Banana?

Nano Banana is the public nickname for Google's Gemini 2.5 Flash Image model, released in August 2025. It became Google's first widely-loved image generation model thanks to a great speed/price/quality ratio: single-image responses typically come back in 2-5 seconds, the per-image cost is a fraction of GPT Image 1, and prompt understanding is solid. It also supports natural-language image editing — type "replace the background with a sunset beach" or "add a straw hat" and it edits the image without manual masking.

Key Features
  • Built natively on Google's Gemini 2.5 Flash architecture
  • Very fast generation, typically 2-5 seconds per image
  • Natural-language image editing without manual masks
  • Strong prompt understanding in English and Chinese
  • Native image-to-image without separate workflows
  • Low cost, ideal for high-volume creative work
  • Supports transparent backgrounds and multiple aspect ratios
Pricing and Credits

Nano Banana is the cheapest image model in the Gemini family — about $0.039 per image. On this site, both text-to-image and image-to-image are billed in credits. New accounts get free credits on sign up, enough for full hands-on testing before any top-up.

What Nano Banana is great at

Bulk social posts

Spin up dozens of social-ready images in a single session — fast generations and low per-image cost make it ideal for daily content.

Natural-language editing

Skip masking. Just describe the change — "swap the background to a beach", "add a straw hat" — and Nano Banana applies it directly.

Quick concept sketches

Brainstorm visual directions in real time. The 2–5s response makes it perfect for live ideation and mood-board work.

Image-to-image variations

Drop in a reference and ask for variants — different lighting, alternate poses, new outfits — all with the original composition preserved.

Background swaps

Replace any scene with a one-line prompt: studio backdrop, golden hour, neon city — perfect for product shots and portraits.

Bilingual prompts

Strong English and Chinese understanding out of the box — useful for CJK markets and multilingual creative teams.

How to use Nano Banana
  1. 1

    Open the playground

    Scroll up and the Nano Banana playground is ready to use. Sign in to claim your free credits — no payment required to test.

  2. 2

    Write a prompt or upload a reference

    Describe what you want in plain language, English or Chinese. To edit an image, drop it in and add an instruction like "replace the sky with a sunset".

  3. 3

    Generate in seconds

    Hit generate. Most images come back in 2–5 seconds. Try multiple variants — the cost per image is low enough to iterate freely.

  4. 4

    Refine with one-line edits

    Like the result but want a tweak? Reuse the image and add a follow-up instruction. No masking or layers required.

Nano Banana vs Nano Banana Pro
Nano BananaNano Banana Pro
Speed2–5s, fastestSlower (still seconds)
QualitySolid for daily workFrontier-tier, photoreal
Multi-subject consistencyGoodSignificantly stronger
Text renderingSharpSharper, including CJK
Price per image≈ $0.039≈ $0.139
Best forBulk and ideationHero shots, finals
Frequently Asked Questions

Start generating with Nano Banana

Open the playground above, sign in to claim your free credits, and try Google's Gemini 2.5 Flash Image online. Step up to Nano Banana Pro any time you need flagship-grade output.