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Nano Banana 2.1 免费在线 AI 生图与改图工具

在 Banana2.1 直接用浏览器使用谷歌最新图像模型 Nano Banana 2.1(2026 年 10 月 6 日发布)生成和编辑图片。输入提示词,或上传最多 14 张参考图,即可得到 1K、2K 或 4K 成品。免费登录,每月 5 张,无需信用卡。

免费登录,每月 5 张,无需信用卡

✓ 2026 年 10 月 6 日发布✓ 1K / 2K / 4K 输出✓ 最多 14 张参考图✓ 一句话改图
描述你的想法(提示词)

描述越具体,Nano Banana 2.1 越能理解你的想法

0/5000
添加图片(可选)

参考图能让结果更贴近你的预期

生成设置
生成数量
画质
画面比例
思考
搜索
联网搜索
图片搜索

💡 提示:描述越具体,结果越接近你想要的效果

点击下方任意模板,自动填入提示词

标有 AURA No.7 的磨砂香水瓶漂浮在深色水面与粉色牡丹之间,标题“Bloom After Dark”

带标题的奢华香水海报

提示词:改编自 @AmirMushich ↗
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提示词示例

Nano Banana 2.1 提示词示例

用 Nano Banana 2.1 实际生成的图片,附完整提示词——复制一条,亲自试试。(2026 年 10 月 7 日更新)

文字生图

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棕色语录卡片,写着“Small steps every day add up to big change.”,配有爬楼梯的线条小人

A wide quote card with a warm brown background. Light-gold serif text: "Small steps every day add up to big change." Below it in small type: "— Banana2-1 Daily". A large faint quotation mark behind the text. Left third: an abstract line-art illustration of a person climbing stairs with a soft gradient fade; right two-thirds: the text. Clean, elegant, print-ready.

极简语录卡片
提示词:改编自 @stark_nico99 ↗
手持发光的亚克力名片,印有 Nova Labs 创意技术专家 Alex Rivera 的信息

A realistic photo of a futuristic cyberpunk business card held in the left hand: a horizontal borderless acrylic card, standard 3.5 × 2 inches, filling most of the frame. Smooth rounded edges with a soft neon glow in a blue-pink-purple gradient, dark blurred background, cinematic reflections on the fingertips. Crisp engraved-looking text: name "Alex Rivera", title "Creative Technologist", company "Nova Labs" with a simple wordmark logo, phone icon "+1 555 0142", email icon "alex@novalabs.example", website icon "novalabs.example". Balanced layout, clear hierarchy.

霓虹亚克力名片
提示词:改编自 @dotey ↗
Golden Hive 蜂蜜罐和牛皮纸礼盒,带蜜蜂线稿和“Raw Wildflower Honey”标签

Packaging design mockup for an artisanal honey brand "Golden Hive": a hexagonal glass jar with a kraft-paper label, a matching gift box beside it, and a wooden honey dipper. Label text: "Golden Hive", "Raw Wildflower Honey", "Net Wt. 340 g". Warm natural light on a linen surface, bees-and-flowers line-art pattern on the box. All text crisp and correctly spelled.

包装设计样机
提示词:原创
无线耳机充电盒,一半写实一半线框,露出电池和电路板

A high-quality realistic 3D render of exactly one pair of wireless earbuds in their open charging case, floating and gently tilted in 3D space on a soft minimalist dark background. Left half: full realism with accurate materials, reflections and proportions, completely opaque. Right half: a hard cut to a clean wireframe interior diagram showing the battery, circuit board, drivers and magnets. A sharp vertical boundary, no blending.

半写实半线框渲染
提示词:@michalmalewicz ↗
等距剖面微缩客厅,有沙发、书架、龟背竹和温暖的灯光

An isometric 3D cube-shaped miniature room (shallow cutaway, everything contained strictly inside the cube): a cozy living room with a beige fabric sofa, round walnut coffee table, monstera plant, bookshelf, framed prints and a large window. Warm afternoon light, realistic reflections and soft colored shadows. Slightly elevated three-quarter isometric view, photoreal materials, neutral background.

等距微缩房间
提示词:改编自 @Arminn_Ai ↗
九格绘本拼贴,倒序讲述《小红帽》,编号从 9 到 1

Make a collage of the story of "Little Red Riding Hood" from end to start: 9 panels in a 3×3 grid, each panel a key scene in reverse order, consistent characters and painterly storybook style, tiny caption numbers 9 → 1 in the corners.

倒叙讲故事
提示词:改编自 @chetaslua ↗
复古网点丝网印刷风格:彩色灯塔的光束扫过夜色中的海面

A spectacular vintage screen-print illustration of a tall colorful lighthouse standing alone on a dark rocky island in a vast nighttime ocean. The lighthouse has geometric blocks of cream, hot pink, yellow and cobalt blue, with a dark blue roof. Its powerful yellow beam sweeps across the sky in a huge curved arc. Deep blue ocean with stylized white waves fills the bottom of the image. Dense halftone dots cover every surface, with rough paper texture and imperfect ink registration. Limited retro CMYK palette, flat graphic shapes, 1970s children's storybook screen-print aesthetic, mysterious and magical atmosphere, no text, 16:9.

复古丝网印刷插画
提示词:@hakmgpt ↗
西瓜舞台音乐节海报,标题“Summer Sound Festival”,8 月 15–17 日,Riverside Park

A minimalist summer music festival poster: a giant slice of watermelon as a stage, tiny crowd in front, sunset gradient sky. Headline "Summer Sound Festival", sub-line "August 15–17 · Riverside Park". Render all text in English, correctly spelled, with typography appropriate for that language and correct reading direction.

英语音乐节海报
提示词:原创
虚构公司利润表的桑基图,从 124 亿美元营收一路流向 14 亿美元净利润

A professional financial Sankey diagram of a fictional company "Acme Robotics" FY2025 income statement, flowing left to right: Revenue $12.4B split into Hardware $7.1B, Software $3.9B, Services $1.4B → Gross Profit $5.2B and Cost of Revenue $7.2B → Operating Expenses (R&D $1.8B, Sales & Marketing $1.1B, G&A $0.5B) → Operating Income $1.8B → Net Profit $1.4B. Flat vector style, off-white background, teal as the brand color for revenue and profit flows, red for costs. Every node labeled with name and value, numbers perfectly legible.

利润表桑基图
提示词:改编自 ZeroLu awesome-nanobanana-pro (MIT) ↗
儿童词汇海报“At the Amusement Park”,标注了过山车、摩天轮、旋转木马等

A children's vocabulary poster titled "At the Amusement Park", vertical A4 learning-poster layout for ages 5–9. Big colorful hand-lettered title at the top with sticker-style decorations. Center: a bright cartoon amusement park with a roller coaster, Ferris wheel, carousel, ticket booth, balloons, ice cream, popcorn and a friendly staff member waving. Each object has a clean label with its English word: roller coaster, Ferris wheel, carousel, ticket booth, balloon, ice cream, popcorn, staff. Clear outlines, not crowded.

儿童英语单词海报
提示词:改编自 @lxfater ↗
动物细胞剖面图,标注了细胞核、线粒体、高尔基体等结构

A labeled scientific illustration of an animal cell in cross-section for a biology textbook. Clearly show and label: nucleus, nucleolus, rough endoplasmic reticulum, smooth endoplasmic reticulum, Golgi apparatus, mitochondria, lysosome, ribosomes, cell membrane, cytoplasm. Clean vector style, soft pastel colors, thin leader lines to each label, white background, title "Animal Cell Structure".

带标注的动物细胞图
提示词:原创
标题为“Why Remote Teams Win”的幻灯片,含三个要点和一张专注时长柱状图

A single 16:9 presentation slide titled "Why Remote Teams Win". Left: three key points with icons — "Access to global talent", "Higher focus time", "Lower office costs (–30%)". Right: a clean bar chart comparing average weekly focus hours, Office 14 h vs Remote 22 h. Modern corporate design, navy and coral palette, generous whitespace, all text sharp and legible.

带图表的演示幻灯片
提示词:原创
四人围坐在咖啡馆圆桌旁,每人的衣着和物品都与提示词一致,桌上四杯咖啡

Create a photorealistic image of exactly four people sitting at a round wooden table in a modern café. The person closest to the camera wears a green sweater and holds a blue ceramic mug in their left hand. The person on the left wears a black jacket and is looking at a closed red book. The person on the right wears a white shirt and is using a silver laptop. The fourth person sits opposite the camera and wears a yellow hat. There should be exactly four coffee cups on the table, one per person, and no additional people in the scene.

精准遵循提示词
提示词:@alexmichaelio ↗
四面板科研图:肿瘤体积曲线、生存率柱状图、显微图像和给药方案

A publication-quality multi-panel figure, panels labeled A–D. A: line chart of tumor volume over 28 days for Control vs Treatment with error bars. B: bar chart of survival rate at day 60 (Control 20%, Treatment 65%) with significance asterisks. C: representative microscopy images, two tiles, with scale bars. D: schematic of the dosing schedule on a timeline. Consistent color scheme (gray for control, blue for treatment), clean sans-serif axis labels, white background.

多面板科研图
提示词:原创

图片编辑

原图 — 虚拟试衣原图
效果 — 虚拟试衣效果

虚拟试衣

Using Image 1 (the garment) and Image 2 (the model), create a hyper-realistic full-body fashion photo where the model is wearing the garment. The jacket must drape naturally on the model's body, conforming to their posture and creating realistic folds and wrinkles. Preserve the original fabric texture, color and any logos from Image 1 with extreme accuracy. Blend the garment into Image 2 by matching the ambient lighting, color temperature and shadow direction. Clean e-commerce lookbook, shot on a 50mm f/1.8 lens.

原图 — 职业形象照原图
效果 — 职业形象照效果

职业形象照

Keep the facial features of the person in the uploaded image exactly consistent. Dress them in a navy blue business suit with a white shirt. Place them against a clean dark-gray studio backdrop with a subtle vignette. Shot on an 85mm f/1.4 lens, classic three-point lighting with soft shadows and a subtle rim light. Professional LinkedIn headshot, natural confident smile.

原图 — 白底商品图原图
效果 — 白底商品图效果

白底商品图

Identify the main product in the uploaded photo and recreate it as a premium e-commerce product shot. Remove any hands, fingers or clutter. Place the product on a pure white studio background with a subtle natural contact shadow. Soft commercial studio lighting that highlights texture and material, even illumination, no harsh glare. Fix lens distortion, improve sharpness and color-correct so it looks brand new.

什么是 NANO BANANA 2.1

什么是 Nano Banana 2.1?

Nano Banana 2.1 是谷歌的图像生成与编辑模型,于 2026 年 10 月 6 日作为 Nano Banana 2 的升级版发布。它可生成 1K、2K 或 4K 图片,单次生成最多融合 14 张参考图,并让最多 4 个角色和 10 个物体与参考图保持一致。Banana2.1 让你直接在浏览器里在线使用 Nano Banana 2.1,无需配置 API。

最后更新:2026 年 10 月 7 日

4K 图像生成

支持 1K、2K、4K 三档分辨率,按网页、商品页或印刷需要选择尺寸。

多图融合(最多 14 张参考图)

上传最多 14 张参考图,把产品、人物和风格融合进同一张图里。

参考图一致性

把人脸、商品或风格作为参考图上传,单次生成最多让 4 个角色和 10 个物体与你手里的图保持一致。

图中文字更清晰

标题、标签和信息图文字清晰可读,海报、菜单、示意图都能直接用。

NANO BANANA 2.1 使用方法

如何在线使用 Nano Banana 2.1

简单三步,无需配置 API,也不需要设计基础。

第 01 步

描述或上传 —— 写下提示词,或上传最多 14 张参考图

第 02 步

选择分辨率 —— 选 1K、2K 或 4K,并设置生成数量

第 03 步

生成并调整 —— 用一句话描述要改的地方,重新生成后下载

图片编辑

Nano Banana 2.1 图片编辑器

想改哪里,用一句话说清楚就好,Nano Banana 2.1 会照着重新生成。

描述式局部编辑

直接写「把外套改成红色」「把后面的招牌去掉」,再生成一次。改图是用文字描述,没有蒙版或画笔工具。

全景图与信息图

生成宽幅全景(21:9 输出已在本站实测)和结构清晰的信息图,标题、标签和数据文字更清晰易读。

多轮对话式编辑

用日常语言描述每一次修改,一轮一轮把同一张图改得更好。

咖啡店海报:一杯卡布奇诺,金色标题“Autumn Special”、“Buy One Get One Free”徽章与底部的“Limited Time Only”
提示词:ZeroLu awesome-nanobanana-pro (MIT) ↗
编辑指令

只把卡布奇诺换成一杯 抹茶拿铁,其余保持不变

应用场景

用 Nano Banana 2.1 能做什么

下面每一张图,都是在本站用 Nano Banana 2.1 实际生成的。

Golden Hive 蜂蜜罐和牛皮纸礼盒,带蜜蜂线稿和“Raw Wildflower Honey”标签

商品图与电商图

白底商品图、包装样机和场景图,标签文字清晰可读。

咖啡店海报:一杯卡布奇诺,金色标题“Autumn Special”、“Buy One Get One Free”徽章与底部的“Limited Time Only”

文字清晰的海报与信息图

标题、价格和标签都能准确写出,可直接用于菜单、促销和图解。

晨雾中的茶园梯田超宽全景,日出时分,远处有小小的采茶人

全景图

宽幅风景和横幅,最高 4K,适合页头、壁纸和印刷(21:9 输出已在本站实测)。

卡通角色设定图:穿黄色雨衣的 Mia、穿绿色连帽衫的 Leo、梳黑色长辫的 Sana 和白色小梗犬 Otto

角色与人像

把人脸或角色作为参考图上传,放进新的场景和风格。

西瓜舞台音乐节海报,标题“Summer Sound Festival”,8 月 15–17 日,Riverside Park

社交媒体配图

活动海报和宣传图,本站支持 1:1、4:5、9:16,中英日韩文字都能放。

对比

Nano Banana 2.1 vs Nano Banana 2 vs Nano Banana Pro

Nano Banana 2.1Nano Banana 2Nano Banana Pro
发布2026 年 10 月2026 年 2 月2025 年 11 月
输出1K / 2K / 4K0.5K / 1K / 2K / 4K1K / 2K / 4K
谷歌 API 价格(每张 1K 图,2026 年 10 月)$0.0336$0.067$0.134
在本站免费试用每月 5 张——

三者中 Nano Banana 2.1 最新,每张也最便宜。发布时间和输出分辨率来自谷歌模型页(Nano Banana Pro 的分辨率来自谷歌价格页),价格为 2026 年 10 月的 Gemini API 标价;追求最高保真度时,Nano Banana Pro 仍是谷歌的选择。

Nano Banana 2.1 价格

免费版:每月 5 张。Hobby 每月 $9.90 起——最多 200 张,支持 1K/2K/4K 输出。

每张图扣额度:1K = 2・2K = 4・4K = 8。Hobby 的 400 额度约可生成 200 张 1K 图。

订阅灵活,随时可取消。无合约——可在账户设置中管理或取消订阅。

Hobby

$9.90/月
立即开始

  • 每月 400 额度
  • 每月最多 200 张(1K)
  • 支持 1K、2K、4K 输出
  • 每次最多生成 4 张
  • 包含全部免费工具
  • 随时取消
    最受欢迎

    Pro

    $39.90/月
    立即开始

    • 每月 2,000 额度
    • 每月最多 1,000 张(1K)
    • 支持 1K、2K、4K 输出
    • 每次最多生成 4 张
    • 包含全部免费工具
    • 随时取消

      常见问题

      常见问题解答

      立即用 Nano Banana 2.1 开始创作

      免费登录,每月 5 张,无需信用卡。