Exciting news v3.3 is now available.

What is new

BYOK with 5 providers

Use your own API keys with:

• Gemini

• Kie.ai

• Fal.ai

• Wavespeed

• RunningHub

This gives you far more flexibility and can be much cheaper than stacking multiple web subscriptions.

Full video generation workflows

RenderZero Studio now supports:

• ComfyUI integration
  
  
• Pixverse v6
  
  
• Grok Imagine

• Kling family (including Kling 3.0 / O3 variants)

• Seedance family

• Veo 3.1 variants

• Text-to-video

• Image-to-video

• Audio-driven video

• Start frame and start/end frame workflows

• Director Mode on supported models

Studio-level workflow upgrades

You still have the core prompt-building features from Nano Banana Pro Builder, plus:

• Render queue and progress tracking

• Project save/open with autosave

• Character, preset, and element libraries

• Cost estimates and usage tracking

• Render history + CSV exports

• Plugin and provider install support

INSTALLATION GUIDE

Video Guide: https://youtu.be/r9UsREDyc_I 

Documentation: https://promptgeek.gitbook.io/promptgeek-documentation/installation 

UGC and Social Media Marketing Presets -

Multi-Character support -

Image 2 Image -

Style Transfer -

Improved Multi Angle Generations -

Get the cinematic consistency of Higgsfield Cinema Studio - without the monthly bill.

Nano Banana Pro Prompt Builder was built for a simple reason: I didn’t want to pay a massive subscription just to get consistent AI characters.

Designed for creators who need storyboard-quality visuals, Nano Banana Pro gives you the "Holy Grail" of AI generation - multi-angle consistency in a powerful desktop app that you own forever. Stop renting your workflow. Bring your own API key or copy and paste the json prompts into Gemini app and start directing.

💸 Why Pay Rent for AI?

Competitors like Higgsfield Cinema Studio charge hefty monthly fees for consistent character tools. Nano Banana Pro disrupts that model.

• No Monthly Subscription: You buy the app once. It’s yours.

• Bring Your Own Key: The app runs on your personal Google Gemini API key (which includes a generous free tier via AI Studio). You pay for what you use, not for the privilege of using the software.

🎬 Key Features

1. Multi-Angle Consistency (The Higgsfield Killer) Create a character or scene once, then instantly expand it.

• Scene Variations: Just like the cinema studio, Nano Banana Pro Promtp Builder takes your primary render and generates four distinct, consistent angles (wide, close-up, side, etc.) of the same subject and environment. Perfect for storyboards, comics, and pitch decks.

2. Direct Like a Cinematographer Don't rely on random chance. Our "Prompt Like a Photographer" engine lets you dial in specific technical details:

• Camera Gear: Select specific bodies (e.g., Panavision Panaflex) and lens types.

• Lighting & Mood: Force specific aesthetics like "Chiaroscuro" or "Tense Action" without typing a single word.

• Shot Geometry: Control the exact framing with presets for Dutch Angles, Cowboy Shots, and Bird's Eye Views.

3. Professional Workflow

• Live Prompt Construction: Watch your prompt build in real-time as you toggle settings.

• JSON Export: Need to move to another tool? Copy the raw scene JSON or the optimized text prompt instantly.

• Lightbox Preview: View your generations in high fidelity before saving.

4. Image Elements

• Input a Character, Outfit, Object and Setting to get consistent characters across different scenes and locations.

• Higgsfield quality results without the monthly subscription.

🚀 Who is this for?

• Storytellers who are tired of characters changing faces every time they change the camera angle.

• Indie Filmmakers who want the power of Higgsfield without the enterprise price tag.

• Prompt Engineers looking for a GUI that respects their technical knowledge.