Nano Banana (Gemini 2.5 Flash Image): Try it on LMArena

If you’ve heard chatter online about “nano-banana,” here’s the scoop: it was the codename used here on LMArena for Google’s newest image model during pre-release testing. It has since been publicly released and is officially called: Gemini 2.5 Flash Image.

You can try it today on LMArena under its official name: Gemini-2.5-Flash-Image Preview (nano-banana).

This model was highlighted by our community for its ability to follow complex instructions, preserve character identity, and maintain contextual details—earning the nickname “Photoshop killer” across the internet. This model can:

• Generate new images from text prompts
• Transform existing photos with natural language edits
• Blend multiple images into one coherent composition

Pre-release testing showed how Gemini 2.5 Flash Image (nano-banana) might be received in the real world upon public release. In testing, the model broke new milestones with the community:

• “nano-banana” drove over 5 million community votes in the Arena
• Record-breaking 2.5M+ votes casted for this model alone
• Largest Elo score lead in Arena history (171 points)

As the data started to converge and stabilize, it was clear that Gemini 2.5 Flash Image (nano-banana) was to rank #1 on the Image Edit leaderboard.

We were able to see that the model was also going to rank #1 in Text-to-Image Leaderboard.