gemini-nano-banana-2.1 · Google
Gemini Nano Banana 2.1 (gemini-nano-banana-2.1) is Google's latest high-efficiency image generation and conversational editing model. As an upgraded version of Nano Banana 2 (Gemini 3.1 Flash Image), it significantly improves visual quality, prompt adherence, role consistency in multi-turn conversations, and text rendering while maintaining Flash-level speed and cost efficiency. It can be regarded as a more efficient counterpart to Gemini 3 Pro Image (Nano Banana Pro).
Gemini Nano Banana 2.1 (gemini-nano-banana-2.1) is Google's latest high-efficiency image generation and conversational editing model. As an upgraded version of Nano Banana 2 (Gemini 3.1 Flash Image), it significantly improves visual quality, prompt adherence, role consistency in multi-turn conversations, and text rendering while maintaining Flash-level speed and cost efficiency. It can be regarded as a more efficient counterpart to Gemini 3 Pro Image (Nano Banana Pro).
Gemini Nano Banana 2.1 has a 65,536 token context window.
On AIHubMix, Gemini Nano Banana 2.1 costs $1.5 per million input tokens and $7.5 per million output tokens. Cached input reads are billed at $0.15 per million tokens.
Gemini Nano Banana 2.1 accepts text and image input.
Gemini Nano Banana 2.1 is available through the AIHubMix unified API. The API is OpenAI-compatible: point your OpenAI SDK at https://aihubmix.com/v1, use your AIHubMix API key, and set the model name to gemini-nano-banana-2.1 — no other code changes needed.
Gemini Nano Banana 2.1 is developed by Google. AIHubMix aggregates it alongside models from other providers behind one API and one bill.
Gemini Nano Banana 2.1 was released on October 7, 2026 by Google.
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Use Gemini Nano Banana 2.1 via the AIHubMix unified API — one interface for every major LLM.