发布 gemini-3.1-flash-image（Nano Banana 2）和 gemini-3-pro-image（Nano Banana Pro），这是我们原生视觉模型 Gemini 3.1 Flash Image 和 Gemini 3 Pro Image 的正式发布（GA）版本

已发布 gemini-3.1-flash-image（Nano Banana 2）和 gemini-3-pro-image（Nano Banana Pro），这是我们原生视觉模型 Gemini 3.1 Flash Image 和 Gemini 3 Pro Image 的正式发布（GA）版本。视频转图像生成支持：您现在可以传递视频文件（通过直接上传或作为公开的 YouTube URL）作为多模态上下文，配合文本提示词生成高质量缩略图、电影级海报或摘要信息图。此功能仅在 gemini-3.1-flash-image 模型上支持。了解更多信息，请参阅视频转图像生成指南。弃用公告：gemini-3.1-flash-image-preview 和 gemini-3-pro-image-preview 模型已弃用，将于 2026 年 6 月 25 日关闭。

Released gemini-3.1-flash-image (Nano Banana 2) and gemini-3-pro-image (Nano Banana Pro), the generally available (GA) versions of our native visual models, Gemini 3.1 Flash Image and Gemini 3 Pro Image. Video-to-image generation support: You can now pass a video file (via direct upload or as a public YouTube URL) as multimodal context alongside a text prompt to generate high-quality thumbnails, cinematic movie posters, or summary infographics. This feature is supported exclusively on the gemini-3.1-flash-image model. To learn more, see the Video-to-image generation guide. Deprecation announcement: The gemini-3.1-flash-image-preview and gemini-3-pro-image-preview models are deprecated and will be shut down on June 25, 2026.