Leak: Google training Nano Banana 3 Pro on Gemini 4, eyed for Nov-Dec
testingcatalog · x · 2026-10-13
Leaker testingcatalog reports Google is preparing Nano Banana 3 Pro, successor to Nano Banana Pro, with internal identifier gempix3pro, based on Gemini 4 Pro and still in training, tentatively landing November–December.
An attached screenshot of what appears to be internal Google config data shows a gempix3Pro enum entry plus numerous geminiV4ImageDataset entries (Shutterstock, Pinterest, YouTube, Chinese Accents, etc.), corroborating active training. Third-party leak, unconfirmed by Google.
Related event: Google Reportedly Preparing Nano Banana 3 Pro Built on Gemini 4(2 posts)→
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