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Google Gemini API Release Notes·· 7 天前精选AI 评分71

Google 发布 Gemini Nano Banana 2.1 并弃用 Nano Banana 2

October 6, 2026

AI 导读

Google 发布 Gemini Nano Banana 2.1(gemini-nano-banana-2.1),提供 1K、2K、4K 分辨率下的 1:4 至 8:1 全景宽高比支持,同时弃用 Nano Banana 2(gemini-3.1-flash-image)。新模型在保持 Flash 级速度与成本效率的基础上,显著提升了视觉质量、提示词遵循度及多轮角色一致性。

推荐理由

Nano Banana 2.1 在保持 Flash 级速度下提升了画质与文本渲染,为图像生成工作流提供了更高效的选择。

正文 · 原文
  • Gemini Nano Banana 2.1 generally available (GA): Released Gemini Nano Banana 2.1 (gemini-nano-banana-2.1), the latest high-efficiency image generation and conversational editing model. An update to Nano Banana 2 (gemini-3.1-flash-image), it maintains Flash-level speed and cost efficiency while delivering significant improvements in visual quality, prompt adherence, multi-turn character consistency, text rendering, and wide and panoramic aspect ratio generation (1:4, 4:1, 1:8, 8:1) across 1K, 2K, and 4K resolutions.

    See the Image generation guide to get started.

  • Deprecation announcement: The gemini-3.1-flash-image model is deprecated (no shutdown date announced). Migrate to gemini-nano-banana-2.1.

来源:Google Gemini API Release Notes · ai.google.dev