Google releases Gemini 2.5 Flash Image ('Nano Banana')
Google launched Gemini 2.5 Flash Image, nicknamed 'Nano Banana', an image generation and editing model notable for character consistency and conversational multi-turn editing, which drove a surge of Gemini app adoption.
Key facts
- Released 26 August 2025
- Topped LMArena image-editing leaderboard under the codename 'nano-banana' before launch
- Strong character/subject consistency across edits
- Outputs carry SynthID invisible watermark
What happened
Google shipped an image model that made precise, prompt-based photo editing a viral consumer phenomenon.
Why it matters
Showed natively multimodal LLMs overtaking specialized diffusion tools for image editing.
Changelog
- 2026-09-29: created
Related events
Sources (3)
- officialIntroducing Gemini 2.5 Flash Image (Google Developers Blog)
- officialImage editing in Gemini just got a major upgrade (Google)
- discussionWikipedia: Nano Banana
id: 2025-08-26-gemini-2-5-flash-image · updated 2026-09-29 · open in the interactive timeline