# Nano Banana 2.1 on Plykit

https://plykit.ai/nano-banana-2-1

Google released gemini-nano-banana-2.1 on 2026-10-06. Plykit Standard generation and reference editing use this model. Pro is separate. 1K: 3 credits per image; 2K: 4 credits per image; 4K: 6 credits per image. Generation requires credits and an explicit click.

Google lists 2026-10-29 as the Google API shutdown date for gemini-3.1-flash-image and recommends this replacement. Sources: https://ai.google.dev/gemini-api/docs/changelog and https://ai.google.dev/gemini-api/docs/deprecations .

Generative edits can alter text, identity and objects. Review every output; no perfect-label or competitor-superiority guarantee. Our single 4K coloring example is not a complete KDP book.

Checked 2026-10-07.