Leonardo AlbedoBase XL - Image Generator

Foundational AI image generation model by Leonardo AI. AlbedoBase XL provides reliable, consistent image generation with balanced quality and versatility, comprehensive creative controls including Alchemy enhancement and Prompt Magic, serving as an excellent baseline model for diverse creative applications and professional workflows.

Endpoint

POSThttps://api.1min.ai/api/features

Request Headers

Field	Value
API-KEY	`<api-key>`
Content-Type	`application/json`

Parameters

Parameter	Type	Required	Description
`type`	string	Yes	Feature type identifier. Must be `IMAGE_GENERATOR`
`model`	string	Yes	AI model identifier. Must be `2067ae52-33fd-4a82-bb92-c2c55e7d2786`
`promptObject`	object	Yes	Configuration object containing all generation parameters

Prompt Object Parameters

Basic Parameters

Parameter	Type	Required	Description	Default
`prompt`	string	Yes	Text description of the image to generate	-
`size`	string	Yes	Generated image dimensions	1024x1024
`n`	number	Yes	Number of images to generate (1-4)	1
`negativePrompt`	string	No	Describe what you don't want in the image	-

Leonardo Common Parameters

Parameter	Type	Required	Description	Default	Range
`leonardo_guidance_scale`	integer	No	How strongly generation reflects the prompt	7	1-20
`leonardo_num_inference_steps`	integer	No	Number of inference steps for generation	15	10-60
`leonardo_seed`	integer	No	Fixed seed for consistency across generations	-	0-9999999998
`leonardo_tilling`	boolean	No	Whether images should tile on all axes	false	-
`leonardo_transparency`	string	No	Type of transparency to use	-	disabled, foreground_only
`leonardo_preset_style`	string	No	Style preset for generation	-	Dynamic based on Alchemy settings

Image Guidance Parameters

Parameter	Type	Required	Description	Default	Range
`leonardo_image_prompts`	array	No	Upload images to use as image prompts	-	Max 4 images
`leonardo_init_image_id`	string	No	Init image ID to influence generation features	-	Required for Fantasy Avatar
`leonardo_init_strength`	float	No	How strongly generated images reflect init image	-	0.1-0.9
`leonardo_fantasy_avatar`	boolean	No	Enable Fantasy Avatar feature (requires Init Image ID when enabled)	false	-

Alchemy Parameters

Parameter	Type	Required	Description	Default	Range
`leonardo_alchemy`	boolean	No	Enable Alchemy enhancement	true	-
`leonardo_contrast_ratio`	float	No	Contrast ratio for Alchemy	-	0-1
`leonardo_expanded_domain`	boolean	No	Enable Expanded Domain feature	false	-
`leonardo_photo_real`	boolean	No	Enable PhotoReal feature	false	-
`leonardo_photo_real_version`	string	No	PhotoReal version (automatically set to v2 when PhotoReal is enabled)	v2	v2
`leonardo_photo_real_strength`	float	No	PhotoReal depth of field (v1 only)	0.55	0.45, 0.5, 0.55

Prompt Magic Parameters

Parameter	Type	Required	Description	Default	Range
`leonardo_prompt_magic`	boolean	No	Enable Prompt Magic	false	-
`leonardo_prompt_magic_version`	string	No	Prompt Magic version	v3	v2, v3
`leonardo_prompt_magic_strength`	float	No	Strength of Prompt Magic	-	0.1-1.0
`leonardo_hight_constrast`	boolean	No	Enable High Contrast (controls RAW mode)	false	-
`leonardo_hight_resolution`	boolean	No	Enable High Resolution	false	-

Enhance Prompt Parameters

Parameter	Type	Required	Description	Default
`leonardo_enhance_prompt`	boolean	No	Enable prompt enhancement	false
`leonardo_enhance_prompt_instruction`	string	No	Instructions for prompt enhancement	-

Supported Image Sizes

Size	Resolution	Use Case
512x512	Standard square	Quick concepts, iterations
1024x768	Landscape	Wide compositions, scenes
768x1024	Portrait	Vertical compositions, characters
1024x1024	High-res square	Balanced high-quality generation

AlbedoBase XL Features

Feature	Description
Foundational Reliability	Consistent, dependable image generation across diverse prompts
Balanced Versatility	Excellent performance across multiple artistic styles and subjects
Stable Quality	Predictable output quality with minimal variability
Comprehensive Control	Full access to all Leonardo AI advanced features
Alchemy Enhancement	Advanced AI processing for superior baseline quality
Prompt Magic	AI-powered prompt expansion and optimization
PhotoReal Technology	Photorealistic image generation capabilities
Professional Workflow	Ideal for production environments requiring consistency

Code Examples

cURL
JavaScript
Python

curl --location 'https://api.1min.ai/api/features' \
--header 'API-KEY: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"type": "IMAGE_GENERATOR",
"model": "2067ae52-33fd-4a82-bb92-c2c55e7d2786",
"promptObject": {
  "prompt": "professional digital artwork, balanced composition, high quality, versatile style, clean aesthetic",
  "negativePrompt": "low quality, amateur, inconsistent, poor composition",
  "size": "1024x1024",
  "n": 1,
  "leonardo_alchemy": true,
  "leonardo_guidance_scale": 7,
  "leonardo_num_inference_steps": 25,
  "leonardo_prompt_magic": true,
  "leonardo_prompt_magic_version": "v3"
}
}'

fetch('https://api.1min.ai/api/features', {
method: 'POST',
headers: {
  'Content-Type': 'application/json',
  'API-KEY': 'YOUR_API_KEY'
},
body: JSON.stringify({
  type: 'IMAGE_GENERATOR',
  model: '2067ae52-33fd-4a82-bb92-c2c55e7d2786',
  promptObject: {
    prompt: 'professional digital artwork, balanced composition, high quality, versatile style, clean aesthetic',
    negativePrompt: 'low quality, amateur, inconsistent, poor composition',
    size: '1024x1024',
    n: 1,
    leonardo_alchemy: true,
    leonardo_guidance_scale: 7,
    leonardo_num_inference_steps: 25,
    leonardo_prompt_magic: true,
    leonardo_prompt_magic_version: 'v3'
  }
})
})

import requests

url = "https://api.1min.ai/api/features"
headers = {
"Content-Type": "application/json",
"API-KEY": "YOUR_API_KEY"
}

data = {
"type": "IMAGE_GENERATOR",
"model": "2067ae52-33fd-4a82-bb92-c2c55e7d2786",
"promptObject": {
  "prompt": "professional digital artwork, balanced composition, high quality, versatile style, clean aesthetic",
  "negativePrompt": "low quality, amateur, inconsistent, poor composition",
  "size": "1024x1024",
  "n": 1,
  "leonardo_alchemy": True,
  "leonardo_guidance_scale": 7,
  "leonardo_num_inference_steps": 25,
  "leonardo_prompt_magic": True,
  "leonardo_prompt_magic_version": "v3"
}
}

response = requests.post(url, headers=headers, json=data)

Interactive Playground

API Playground

https://api.1min.ai/api/features

Prompt *

Describe the image you want to generate

Negative Prompt

Describe what you don't want in the image

Image Size *

Generated image dimensions

Number of Images *

Number of images to generate (1-4)

Guidance Scale

How strongly generation reflects the prompt (1-20)

Inference Steps

Number of inference steps (10-60)

Seed

Fixed seed for consistency (0-9999999998)

Tilling

Enable tiling on all axes

Transparency

Type of transparency to use

Alchemy

Enable Alchemy enhancement

Contrast Ratio

Alchemy contrast ratio (0-1)

Expanded Domain

Enable Expanded Domain feature

Photo Real

Enable PhotoReal feature

Init Strength

How strongly generated images reflect init image (0.1-0.9)

Fantasy Avatar

Enable Fantasy Avatar feature (requires Init Image ID when enabled)

Prompt Magic

Enable Prompt Magic

Prompt Magic Version

Prompt Magic version (v2 or v3)

Prompt Magic Strength

Strength of Prompt Magic (0.1-1.0)

High Contrast

Enable High Contrast (controls RAW mode)

High Resolution

Enable High Resolution

Enhance Prompt

Enable prompt enhancement

Enhance Prompt Instruction

Instructions for prompt enhancement

Generated cURL Command:

curl -X POST "https://api.1min.ai/api/features" \
  -H "API-KEY: <your-api-key>" \
  -H "Content-Type: application/json" \
  -d '{
  "type": "IMAGE_GENERATOR",
  "model": "2067ae52-33fd-4a82-bb92-c2c55e7d2786",
  "promptObject": {
    "prompt": "professional digital artwork, balanced composition, high quality, versatile style, clean aesthetic",
    "negativePrompt": "low quality, amateur, inconsistent, poor composition",
    "size": "1024x1024",
    "n": 1,
    "leonardo_alchemy": true,
    "leonardo_guidance_scale": 7,
    "leonardo_num_inference_steps": 25,
    "leonardo_photo_real_version": "v2"
  }
}'

Response Format

{
"aiRecord": {
  "uuid": "e4f5g6h7-i8j9-0123-4567-890123defghi",
  "userId": "user-12345",
  "teamId": "team-67890",
  "model": "2067ae52-33fd-4a82-bb92-c2c55e7d2786",
  "type": "IMAGE_GENERATOR",
  "status": "SUCCESS",
  "createdAt": "2025-01-15T10:50:00.000Z",
  "aiRecordDetail": {
    "promptObject": {
      "prompt": "professional digital artwork, balanced composition, high quality, versatile style, clean aesthetic",
      "negativePrompt": "low quality, amateur, inconsistent, poor composition",
      "size": "1024x1024",
      "n": 1,
      "leonardo_alchemy": true,
      "leonardo_guidance_scale": 7,
      "leonardo_num_inference_steps": 25,
      "leonardo_prompt_magic": true,
      "leonardo_prompt_magic_version": "v3"
    },
    "resultObject": [
      "development/images/2025_01_15_10_50_45_001_albedo_base.webp"
    ]
  },
  "temporaryUrl": "https://s3.us-east-1.amazonaws.com/asset.1min.ai/development/images/2025_01_15_10_50_45_001_albedo_base.webp?X-Amz-Algorithm=AWS4-HMAC-SHA256&..."
}
}

Use Cases

Foundation & Learning Applications

AI Art Learning: Ideal starting point for understanding AI image generation
Prompt Testing: Reliable baseline for testing and refining prompts
Style Exploration: Consistent foundation for exploring different artistic styles
Educational Projects: Dependable results for learning and teaching applications
Baseline Comparisons: Reference point for comparing other models

Production & Workflow Integration

Production Pipelines: Reliable foundation for automated generation workflows
Batch Processing: Consistent quality across large generation sets
Template Development: Base model for creating reusable generation templates
Quality Assurance: Predictable baseline for QA testing and validation
Workflow Standardization: Consistent foundation for team collaboration

Versatile Creative Applications

Multi-Style Projects: Single model handling diverse creative requirements
Client Work: Reliable foundation for client projects requiring consistency
Content Creation: Dependable base for various content generation needs
Portfolio Development: Consistent quality for building creative portfolios
Commercial Applications: Professional baseline for business applications

Research & Development

Algorithm Testing: Stable foundation for testing advanced features
Feature Comparison: Baseline for evaluating enhancement effectiveness
Prompt Engineering: Reliable base for developing prompting strategies
Quality Benchmarking: Reference standard for quality comparisons
Performance Analysis: Consistent base for performance evaluations

Endpoint​

Request Headers​

Parameters​

Prompt Object Parameters​

Basic Parameters​

Leonardo Common Parameters​

Image Guidance Parameters​

Alchemy Parameters​

Prompt Magic Parameters​

Enhance Prompt Parameters​

Supported Image Sizes​

AlbedoBase XL Features​

Code Examples​

Interactive Playground​