Nano Banana 2 Text-to-Image
text-to-image

Nano Banana 2 Text-to-Image API by Google

google/nano-banana-2/text-to-image
Text-to-image

Google's lightweight yet powerful AI image generation model, built for creators who need fast, high-quality visuals from simple text prompts.

Nano Banana 2 — Qualità Pro alla velocità Flash

V2

Conosciuto anche come Gemini 3.1 Flash Image

L'ultimo modello di immagini di Google DeepMind combina le capacità avanzate di Nano Banana Pro con la velocità di Gemini Flash — offrendo una generazione 3-5x più veloce, risoluzione fino a 4K e coerenza dei personaggi fino a 5 soggetti in un unico flusso di lavoro.

Generazione di immagini di nuova generazione
  • Risoluzione fino a 4K (livelli 512px / 1K / 2K / 4K)
  • 10+ rapporti d'aspetto tra cui 21:9, 1:4, 8:1 e altri
  • Rendering del testo accurato e leggibile all'interno delle immagini
  • Qualità quasi Pro (~95%) alla velocità Flash
Editing intelligente e coerenza
  • Coerenza dei personaggi fino a 5 soggetti tra diverse scene
  • Fedeltà degli oggetti fino a 14 elementi in un unico flusso di lavoro
  • Modifiche mirate tramite linguaggio naturale (rimuovi, sostituisci, riposiziona)
  • Fusione multi-immagine e composizione senza interruzioni

Novità di Nano Banana 2

3-5x più veloce di Pro

Basato sull'architettura Gemini 3.1 Flash, Nano Banana 2 genera immagini standard in 4-8 secondi — rispetto ai 10-20 secondi di Nano Banana Pro.

Grounding tramite ricerca immagini

La funzionalità distintiva di NB2 — può recuperare immagini di riferimento reali tramite Google Search durante la generazione, migliorando significativamente la precisione per monumenti, personaggi famosi e loghi di brand.

Rendering del testo accurato

Genera testo accurato e leggibile per mockup di marketing, biglietti d'auguri e contenuti localizzati. Puoi persino tradurre e localizzare il testo all'interno di un'immagine.

Coerenza multi-personaggio

Mantieni la coerenza visiva per fino a 5 personaggi e 14 oggetti tra diverse scene — perfetto per storyboard, fumetti e campagne di marketing.

Prompt Examples & Templates

Explore curated prompt templates showcasing Nano Banana 2's key capabilities — text rendering, character consistency, search grounding, and 4K output.

Marketing Mockup with Text
Text Rendering

Marketing Mockup with Text

Generate marketing visuals with accurate, legible text — one of NB2's standout improvements
Prompt

A minimalist coffee shop promotional poster with the text 'MORNING BREW — Fresh Roasted Daily' in elegant serif font, warm earth tones, steam rising from a ceramic cup, clean layout with plenty of whitespace

Multi-Scene Character
Character Consistency

Multi-Scene Character

Maintain character consistency across multiple scenes — supports up to 5 characters per workflow
Prompt

A young woman with short red hair and freckles, wearing a green jacket, standing in a rainy Tokyo street at night with neon reflections on wet pavement, cinematic lighting, photorealistic

Person to Action Figure
Photo to Action Figure

Person to Action Figure

Transform people from photos into collectible action figures with custom packaging
Prompt

Transform the person in the photo into an action figure, styled after [CHARACTER_NAME] from [SOURCE / CONTEXT]. Next to the figure, display the accessories including [ITEM_1], [ITEM_2], and [ITEM_3]. On the top of the toy box, write "[BOX_LABEL_TOP]", and underneath it, "[BOX_LABEL_BOTTOM]". Place the box in a [BACKGROUND_SETTING] environment.

Real-World Reference Generation
Search Grounding

Real-World Reference Generation

Leverage Image Search Grounding to generate accurate real-world subjects like landmarks and brands
Prompt

A photorealistic aerial view of the Eiffel Tower at golden hour, with the Seine River winding through Paris below, warm sunset light casting long shadows, high detail, 4K resolution

Product Design Render
Product Photography

Product Design Render

Create professional product photography with precise control over lighting and composition
Prompt

A frosted glass perfume bottle with a marble cap on a white marble surface, soft studio lighting from the left, subtle reflections, minimalist luxury aesthetic, product photography style

Artistic Style Transformation
Style Transfer

Artistic Style Transformation

Apply diverse artistic styles while maintaining subject integrity
Prompt

Transform this photo into Studio Ghibli animation style, keeping the same composition and subjects, lush watercolor backgrounds, soft diffused lighting, whimsical atmosphere

Ultra High Resolution Scene
4K Output

Ultra High Resolution Scene

Generate detailed scenes at up to 4K resolution with rich textures
Prompt

A cozy Japanese ramen shop interior at night, steam rising from bowls, warm amber lighting, detailed wooden counter with various condiments, a chef working in the background, 4K, ultra detailed

Casi d'uso

🎬
Storyboard e fumetti
📸
Fotografia di prodotto
📊
Mockup di marketing
📱
Contenuti per social media
🔤
Design con sovrapposizione testo
👤
Design dei personaggi
Editing e ritocco fotografico
🎨
Contenuti visivi del brand

Perché scegliere Nano Banana 2?

Velocità Flash

3-5x più veloce di Nano Banana Pro con un tempo di generazione standard di 4-8 secondi
🎯

Qualità quasi Pro

Raggiunge circa il 95% della qualità delle immagini Pro nella maggior parte degli scenari
💰

Conveniente

Circa la metà del costo di Nano Banana Pro — rendendo la generazione di immagini AI di alta qualità più accessibile

Specifiche tecniche

Architettura:Gemini 3.1 Flash (GEMPIX2)
Risoluzioni supportate:Da 512px a 4K (livelli 512px / 1K / 2K / 4K)
Rapporti d'aspetto:1:1, 4:3, 3:4, 2:3, 3:2, 16:9, 9:16, 1:4, 4:1, 8:1, 21:9
Coerenza:Fino a 5 personaggi + 14 oggetti per flusso di lavoro
Sicurezza dei contenuti:Filigrana SynthID, compatibile con lo standard C2PA
Accesso API:Gemini API, Vertex AI, AI Studio, Gemini CLI

Prova Nano Banana 2

Generazione di immagini di livello Pro alla velocità Flash — crea visual straordinari con coerenza dei personaggi, rendering del testo e supporto alla risoluzione 4K.

Crediti gratuiti per iniziare
Accesso API immediato
🌐Nessuna configurazione necessaria

Google Nano Banana 2 Text-to-Image

Nano Banana 2 Text-to-Image (Gemini 3.1 Flash Image) is Google’s lightweight yet powerful AI image generation model, built for creators who need fast, high-quality visuals from simple text prompts. It transforms words into expressive, realistic images with remarkable clarity, composition, and style diversity — all within seconds.

Why Choose This?

  • Fast generation Optimized for speed while maintaining high visual quality.

  • Multi-resolution support Output in 1K, 2K, or 4K resolution based on your needs.

  • Flexible aspect ratios Multiple options including 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, and 21:9.

  • Cinematic quality Excels at photorealistic scenes with atmospheric lighting and anamorphic lens effects.

  • Prompt Enhancer Built-in tool to automatically improve your descriptions.

  • Format choice Export in PNG or JPEG format.

Parameters

ParameterRequiredDescription
promptYesText description of the desired image
aspect_ratioNoAspect ratio: 1:1, 3:2, 2:3, 3:4, 4:3, 4:5, 5:4, 9:16, 16:9, 21:9
resolutionNoOutput resolution: 1k (default), 2k, 4k
output_formatNoOutput format: png (default), jpeg

How to Use

  1. Write your prompt — describe the image in detail, including style, lighting, and composition.
  2. Choose aspect ratio (optional) — select a preset or leave empty for default.
  3. Select resolution — choose 1K, 2K, or 4K based on your needs.
  4. Choose output format — PNG for transparency support, JPEG for smaller file size.
  5. Use Prompt Enhancer (optional) — click to automatically refine your description.
  6. Run — submit and download your generated image.

Pricing

ResolutionCost
1k$0.08
2k$0.12
4k$0.16

Best Use Cases

  • Cinematic Imagery — Generate atmospheric scenes with anamorphic lens effects and film-like quality.
  • Character Portraits — Create detailed character illustrations with specific attributes.
  • Social Media Content — Produce eye-catching visuals for various platforms with flexible aspect ratios.
  • Marketing & Ads — Generate professional images for campaigns and promotions.
  • Concept Art — Visualize creative ideas with photorealistic rendering.

Pro Tips

  • Use cinematic language like "anamorphic lens look," "neon signs reflected in puddles," or "rainy Tokyo street at night" for atmospheric results.
  • Be specific about character attributes (hair color, clothing, accessories) for consistent results.
  • Match aspect ratio to your target platform: 9:16 for Stories/Reels, 16:9 for banners, 1:1 for feeds.
  • Try the Prompt Enhancer to automatically improve your descriptions.
  • 2K offers the best value — same price as 1K with higher resolution.

Notes

  • Prompt is the only required field.
  • If aspect_ratio is not selected, the model uses a default ratio.
  • 4K resolution costs 2× the standard rate.
  • Ensure your prompts comply with Google's Safety Guidelines.

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