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AI image generation and editing model
Google
Nano Banana 2.1

Nano Banana 2.1

Create one image from a prompt or reference images.

Prompt limit
Up to 20000 characters
Upload limit
Up to 10 JPEG, PNG, or WebP reference images, each no larger than 30 MB.
30-second overview
  • Create one image from a prompt or reference images.
  • Choose 1K, 2K, or 4K. Each request generates one image.
  • Up to 10 JPEG, PNG, or WebP reference images, each no larger than 30 MB.

Popular searches: Nano Banana 2.1 What is this model like? · Nano Banana 2.1 Adjustable parameters · Nano Banana 2.1 Credit usage

Examples

窗光黑白肖像

窗光黑白肖像

Ultra-realistic cinematic black-and-white portrait of a handsome young man with tousled wavy dark hair, subtle stubble, defined masculine facial features, and classic round black eyeglasses, seated in a luxurious dark leather armchair. He wears a perfectly tailored black blazer over a black turtleneck, with one hand resting naturally near his neck and a sophisticated metal luxury wristwatch visible on his wrist. Calm, confident, slightly mysterious expression, looking directly toward the camera. Extremely low-key chiaroscuro lighting, a single narrow window light cutting diagonally across the scene and illuminating one side of his face while the other side falls into deep shadow. Strong geometric light and shadow patterns on the textured wall, deep blacks, crisp highlights, rich monochrome tonal range, subtle analog film grain, realistic skin pores, detailed hair strands, natural facial proportions, soft background falloff, dark elegant interior, intimate luxury editorial mood, timeless film-noir aesthetic. Shot on a full-frame professional camera with an 85mm lens, shallow depth of field, cinematic composition, high contrast, photorealistic, refined photographic texture, vertical 4:5 composition, no color, no text, no watermark.

云海中的机械白龙

云海中的机械白龙

史诗宏大场景,巨大的东方白龙,龙头保留神话龙样貌,鬃毛飘逸、根根细腻、轻盈流动,局部身躯是白色哑光合金壳体身躯,黑色机械内构,精密齿轮关节,局部暖金色发光管线,金属板材带有细微加工刻线与磨损痕迹,无廉价塑料反光,发光蓝色龙眼,巨龙从云层中探出巨大头颅,俯瞰前方。悬崖边站着一位身着敦煌色彩古风长裙女子,背对着镜头,双手结印和巨龙对峙。云海翻涌,云雾缭绕,空中悬浮中式古宫殿亭台楼阁,穿透云层的耶稣光,丁达尔光束,暗调电影光影,大气磅礴,神话仙境,超写实,8K,细节拉满,史诗奇幻,景深,粒子星光,宏大广角。

复古太空拼贴

复古太空拼贴

Surreal vintage collage art featuring a young woman in a retro modest light blue floral long-sleeve dress sitting gracefully atop a pastel pink flying saucer saucer UFO floating in a deep muted blue space. She wears white socks with cream-colored low heels and silver metallic cuffs on her wrists. Below her, floating elements include flat cutout yellow and pink paper stars, a green planet with rings, a realistic full moon, and a vibrant, eclectic ground landscape packed with glossy colorful paper cutouts, metallic foil fish, rainbow patterns, and stylized planets. High resolution, retro 70s editorial aesthetic, whimsical pop art, surrealism, sharp lighting, editorial fashion collage.

雕版植物海报

雕版植物海报

Create an elegant modern poster inspired by European currency engraving and botanical security-print illustrations. Feature oversized engraved flowers, leaves, vines, and delicate botanical structures created from microscopic intaglio lines and intricate cross-hatching. Integrate circular guilloche patterns and subtle geometric security structures into the background. Use an ivory paper foundation with deep blue, turquoise, violet, and iridescent silver accents. The flowers should have selective holographic foil reflections, creating a sophisticated color-shifting effect. Contemporary luxury poster, refined European aesthetic, minimal but incredibly detailed, no real currency elements.

绿浴缸里的花豹

绿浴缸里的花豹

a stylized painting of a leopard inside a vintage green clawfoot tub. the leopard is detailed with realistic black and tan spots, looking calmly to the left with one paw tucked under its chin and one leg draped over the outer side of the tub. the tub is deep green with gold fixtures and gold claw feet. the background shows a dark green wall with a recessed arched shelf containing a green dispenser bottle and a white vase with plant sprigs. to the left of the tub is a large potted tropical plant. the floor is tiled in a classic cream and black geometric pattern.

沙漠中的灯火图书馆

沙漠中的灯火图书馆

Premium 4:5 conceptual advertising poster for an international cultural foundation. A monumental modern library standing completely alone in an immense desert landscape, with thousands of tiny warm windows glowing across its facade after sunset. Vast scale, realistic sand textures, deep blue evening sky, subtle atmospheric haze, no people, strong cinematic composition. Typography: "KNOWLEDGE GOES EVERYWHERE". Premium cultural campaign, photorealistic.

At a glance

Is this model right for you?

Create one image from a prompt or reference images. Choose 1K, 2K, or 4K. Each request generates one image.

What it does best
Create one image from a prompt or reference images. Choose 1K, 2K, or 4K. Each request generates one image. Choose one clear goal for the first attempt.
Who it is for
Describe the subject, composition, and what should be preserved or changed.
Why use it on Kyeo AI
Check the estimated credits before submitting. Credits are reserved when the task is accepted; final billing uses confirmed consumption. Check credit history for actual charges and refunds.

Key facts

Quickly evaluate whether this model fits your business use case.

Vendor
Google
Capabilities
Create one image from a prompt or reference images.

Other names

The same model may have different names in official documentation, community discussions, and API integrations. This section brings them together for you.

Nano Banana 2.1

Common questions

These practical questions focus on the task, input conditions, and result requirements you should confirm before choosing.

Nano Banana 2.1 What is this model like?
Nano Banana 2.1 Adjustable parameters
Nano Banana 2.1 Credit usage
Nano Banana 2.1 Prompt limit

Decision guide

Still deciding? Start with these key decision points.

1
Capabilities

Choose one clear goal for the first attempt.

2
Upload limit

Check the accepted inputs before preparing your request.

3
Credit usage

Allow for further attempts when setting a credit budget.

Real-world experience

Practical guidance based on public sources, current on-site limits, and representative tasks.

Adjustable parameters

Match the displayed settings to the format your project needs.

Sources

Use the examples to explore ideas, rather than as a performance comparison.

Capabilities

Capabilities

Only the inputs and controls shown in this form are available here.

Upload limit

Prepare only the material needed for this request.

Credit usage

Review estimated credits before you confirm.

Use cases

At a glance

Explore a product composition before final design.

Adjustable parameters

Try a layout direction for a social post.

What to know first

Compare possible lighting and framing for a brief.

Prompt tips

Prompt limit

Up to 20000 characters

Prompt tips

Put the most important instruction first.

Use now

Change one setting at a time when comparing attempts.

Why choose it

The form brings the available choices together.
Output choices can be checked before submission.
Keep a copy of the brief for your next revision.

What to know first

A prompt is required; reference images are optional.
Inspect the result for details that need correction.
The displayed examples are illustrative and are not evidence of this model’s performance.

Adjustable settings

Quickly evaluate whether this model fits your business use case.

Aspect ratio
Optional
Parameter type: Select
1:1
2:3
3:2
1:4
4:1
3:4
4:3
4:5
5:4
1:8
8:1
9:16
16:9
21:9
Auto
Resolution
Optional
Parameter type: Select
1K
2K
4K
Output format
Optional
Parameter type: Select
PNG
JPG

Credit cost

Estimated reservation per request: 1K 3, 2K 5, or 4K 8 credits.

Estimated reservation per request: 1K 3, 2K 5, or 4K 8 credits. Check the estimated credits before submitting. Credits are reserved when the task is accepted; final billing uses confirmed consumption. Check credit history for actual charges and refunds.

Credit-saving tip

Before generating images or videos in bulk, run an A/B test with the same input on this model and similar alternatives. Confirm the result first to avoid wasting credits.

Frequently asked questions

Related models

Still deciding? Take a quick look at these similar alternatives.

GPT Image 2.5 Flare

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AI image generation and editing model
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GPT Image 2.5 Sunburst

GPT Image 2.5 Sunburst / Capabilities — GPT Image 2.5 Sunburst supports text-to-image generation and reference-image editing on Kyeo AI. Kyeo charges by output resolution: 1K costs 3 credits, 2K costs 10, and 4K costs 8.

AI image generation and editing model
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GPT Image 2

GPT Image 2 / Capabilities — GPT Image 2 supports text-to-image generation and reference-image editing on Kyeo AI. Kyeo charges by output resolution: 1K costs 3 credits, 2K costs 5, and 4K costs 8.

AI image generation and editing model
3–8 credits per request

Sources

This page is based on vendor materials, model-family documentation, and Kyeo AI integration settings.

Source note

Availability and settings on this page describe the current Kyeo form.

Last updated: 2026-10-22
Sources
Integration

Create one image from a prompt or reference images. Examples illustrate creative directions and do not claim generation by this model.