Nano Banana Pro Master JSON Template
The complete, highly structured JSON template for Nano Banana Pro, designed to ensure perfect image generation by allowing detailed control over scene, camera, lighting, color grading, text elements, reference images, characters, grounding, and style constraints.
✓Official Template
Sample Prompt
{ "generation_mode": "{argument name="generation mode" default="thinking|standard"}", "output_specifications": { "resolution": "{argument name="resolution" default="1K|2K|4K"}", "aspect_ratio": "{argument name="aspect ratio" default="16:9|1:1|9:16|custom"}", "quality_priority": "{argument name="quality priority" default="speed|balanced|quality"}" }, "scene_description": { "primary_subject": "[{argument name="primary subject" default="main focus of image"}]", "environment": "[{argument name="environment" default="setting and background"}]", "atmosphere": "[{argument name="atmosphere" default="mood and feeling"}]", "style": "[{argument name="visual style" default="visual aesthetic"}]", "time_of_day": "[{argument name="time of day" default="if relevant"}]" }, "camera_controls": { "angle": "[{argument name="camera angle" default="camera perspective"}]", "focal_length": "[{argument name="focal length" default="lens type - wide/standard/telephoto"}]", "depth_of_field": "[{argument name="depth of field" default="shallow/deep, what's in focus"}]", "composition": "[{argument name="composition" default="rule of thirds/centered/golden ratio/etc"}]" }, "lighting_setup": { "primary_light": { "type": "[{argument name="light type" default="natural/studio/dramatic/soft"}]", "direction": "[{argument name="light direction" default="where light comes from"}]", "intensity": "[{argument name="light intensity" default="bright/moderate/moody"}]" }, "shadows": "[{argument name="shadows" default="deep/subtle/minimal"}]", "color_temperature": "[{argument name="color temperature" default="warm/cool/neutral"}]", "special_effects": "[{argument name="special effects" default="rim light/backlighting/etc if needed"}]" }, "color_grading": { "overall_tone": "[{argument name="overall tone" default="vibrant/muted/monochrome/etc"}]", "color_palette": ["{argument name="primary color" default="primary color"}", "{argument name="secondary color" default="secondary color"}", "{argument name="accent color" default="accent color"}"], "mood": "[{argument name="mood" default="emotional impact of colors"}]" }, "text_elements": [ { "text_content": "[{argument name="text content" default="exact text to render"}]", "position": "[{argument name="text position" default="location in image"}]", "font_style": "[{argument name="font style" default="typography description"}]", "size": "[{argument name="text size" default="relative size"}]", "color": "[{argument name="text color" default="text color"}]", "effects": "[{argument name="text effects" default="glow/shadow/3D/etc"}]", "language": "[{argument name="language" default="if not English"}]" } ], "reference_images": [ { "image_id": 1, "purpose": "{argument name="reference purpose" default="style reference|composition reference|color reference|character reference"}", "extract_elements": ["{argument name="elements to copy" default="specific elements to copy"}"], "apply_to": "[{argument name="apply to" default="where to use these elements"}]", "transfer_intensity": "[{argument name="transfer intensity" default="0-100%"}]" } ], "characters": [ { "character_id": 1, "detailed_description": "[{argument name="character description" default="ethnicity, age, gender, facial features, hair, expression"}]", "clothing": "[{argument name="clothing" default="detailed outfit description"}]", "pose": "[{argument name="pose" default="body position and gesture"}]", "position_in_scene": "[{argument name="position in scene" default="spatial placement"}]", "consistency_reference": "[{argument name="consistency reference" default="image_id if maintaining across multiple generations"}]" } ], "grounding": { "enabled": {argument name="grounding enabled" default="true|false"}, "search_queries": ["{argument name="search queries" default="facts to verify"}"], "data_requirements": ["{argument name="data requirements" default="specific information needed"}"], "accuracy_priority": "{argument name="accuracy priority" default="high|medium"}" }, "style_constraints": { "artistic_style": "[{argument name="artistic style" default="photorealistic/illustration/3D render/watercolor/etc"}]", "inspiration": "[{argument name="inspiration" default="specific artists or movements if relevant"}]", "must_avoid": ["{argument name="elements to avoid" default="elements to exclude"}"] }, "technical_requirements": { "intended_use": "[{argument name="intended use" default="social media/print/web/presentation"}]", "safe_zones": "[{argument name="safe zones" default="areas to keep clear fo"}]" } }
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About Nano Banana Pro Master JSON Template
{ "generation_mode": "{argument name="generation mode" default="thinking|standard"}", "output_specifications": { "resolution": "{argument name="resolution" default="1K|2K|4K"}", "aspect_ratio": "{argument name="aspect ratio" default="16:9|1:1|9:16|custom"}", "quality_priority": "{argument name="quality priority" default="speed|balanced|quality"}" }, "scene_description": { "primary_subject": "[{argument name="primary subject" default="main focus of image"}]", "environment": "[{argument name="environment" default="setting and background"}]", "atmosphere": "[{argument name="atmosphere" default="mood and feeling"}]", "style": "[{argument name="visual style" default="visual aesthetic"}]", "time_of_day": "[{argument name="time of day" default="if relevant"}]" }, "camera_controls": { "angle": "[{argument name="camera angle" default="camera perspective"}]", "focal_length": "[{argument name="focal length" default="lens type - wide/standard/telephoto"}]", "depth_of_field": "[{argument name="depth of field" default="shallow/deep, what's in focus"}]", "composition": "[{argument name="composition" default="rule of thirds/centered/golden ratio/etc"}]" }, "lighting_setup": { "primary_light": { "type": "[{argument name="light type" default="natural/studio/dramatic/soft"}]", "direction": "[{argument name="light direction" default="where light comes from"}]", "intensity": "[{argument name="light intensity" default="bright/moderate/moody"}]" }, "shadows": "[{argument name="shadows" default="deep/subtle/minimal"}]", "color_temperature": "[{argument name="color temperature" default="warm/cool/neutral"}]", "special_effects": "[{argument name="special effects" default="rim light/backlighting/etc if needed"}]" }, "color_grading": { "overall_tone": "[{argument name="overall tone" default="vibrant/muted/monochrome/etc"}]", "color_palette": ["{argument name="primary color" default="primary color"}", "{argument name="secondary color" default="secondary color"}", "{argument name="accent color" default="accent color"}"], "mood": "[{argument name="mood" default="emotional impact of colors"}]" }, "text_elements": [ { "text_content": "[{argument name="text content" default="exact text to render"}]", "position": "[{argument name="text position" default="location in image"}]", "font_style": "[{argument name="font style" default="typography description"}]", "size": "[{argument name="text size" default="relative size"}]", "color": "[{argument name="text color" default="text color"}]", "effects": "[{argument name="text effects" default="glow/shadow/3D/etc"}]", "language": "[{argument name="language" default="if not English"}]" } ], "reference_images": [ { "image_id": 1, "purpose": "{argument name="reference purpose" default="style reference|composition reference|color reference|character reference"}", "extract_elements": ["{argument name="elements to copy" default="specific elements to copy"}"], "apply_to": "[{argument name="apply to" default="where to use these elements"}]", "transfer_intensity": "[{argument name="transfer intensity" default="0-100%"}]" } ], "characters": [ { "character_id": 1, "detailed_description": "[{argument name="character description" default="ethnicity, age, gender, facial features, hair, expression"}]", "clothing": "[{argument name="clothing" default="detailed outfit description"}]", "pose": "[{argument name="pose" default="body position and gesture"}]", "position_in_scene": "[{argument name="position in scene" default="spatial placement"}]", "consistency_reference": "[{argument name="consistency reference" default="image_id if maintaining across multiple generations"}]" } ], "grounding": { "enabled": {argument name="grounding enabled" default="true|false"}, "search_queries": ["{argument name="search queries" default="facts to verify"}"], "data_requirements": ["{argument name="data requirements" default="specific information needed"}"], "accuracy_priority": "{argument name="accuracy priority" default="high|medium"}" }, "style_constraints": { "artistic_style": "[{argument name="artistic style" default="photorealistic/illustration/3D render/watercolor/etc"}]", "inspiration": "[{argument name="inspiration" default="specific artists or movements if relevant"}]", "must_avoid": ["{argument name="elements to avoid" default="elements to exclude"}"] }, "technical_requirements": { "intended_use": "[{argument name="intended use" default="social media/print/web/presentation"}]", "safe_zones": "[{argument name="safe zones" default="areas to keep clear fo"}]" } } Features: 100% free. PicXStudio's AI-powered template for instant image generation.
Optimised for nano-banana-2. Free to use — no sign-up required.
