Flux Kontext Dev LoRA - Image Text Editor

Advanced AI image editing with customizable LoRA model fine-tuning and flexible output control. Perfect for developers who need specialized styling and precise control over image transformations.

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_EDITOR
model	string	Yes	AI model identifier. Must be black-forest-labs/flux-kontext-dev-lora
promptObject	object	Yes	Configuration object containing all image editing parameters

Prompt Object Parameters

Parameter	Type	Required	Description	Default
imageUrl	string	Yes	Path to the source image to be edited	-
prompt	string	Yes	Text description of the desired image transformation	-
lora_weights	string	No	LoRA model weights URL for specialized fine-tuning	-
lora_strength	number	No	Strength of LoRA model influence (0.0-2.0)	1.0
aspect_ratio	string	No	Output aspect ratio (1:1, 16:9, 9:16, 3:2, 2:3, 4:5, 5:4)	match_input_image
megapixels	number	No	Output resolution in megapixels (0.25-4.0)	1.0
num_inference_steps	number	No	Number of denoising steps (1-50)	28
guidance	number	No	Guidance scale for prompt adherence (1.0-20.0)	3.5
seed	number	No	Random seed for reproducibility (0-4294967295)	0
output_quality	number	No	Output quality level (0-100)	80
disable_safety_checker	boolean	No	Disable content safety filtering	false
go_fast	boolean	No	Enable faster processing with reduced quality	false
format	string	No	Output image format (png, jpeg, webp)	webp

Code Examples

cURL

curl --location 'https://api.1min.ai/api/features' \
--header 'API-KEY: <api-key>' \
--header 'Content-Type: application/json' \
--data '{
"type": "IMAGE_EDITOR",
"model": "black-forest-labs/flux-kontext-dev-lora",
"promptObject": {
  "imageUrl": "development/images/2025_02_16_15_42_40_711_human.jpg",
  "prompt": "transform into a cinematic portrait with dramatic lighting",
  "lora_weights": "https://huggingface.co/fofr/flux-kontext-dev-ps1-lora/resolve/main/flux-kontext-dev-ps1-lora.safetensors",
  "lora_strength": 1.0,
  "aspect_ratio": "match_input_image",
  "megapixels": "1",
  "num_inference_steps": 28,
  "guidance": 3.5,
  "seed": 0,
  "output_quality": 80,
  "disable_safety_checker": false,
  "go_fast": true,
  "format": "webp"
}
}'

JavaScript

fetch('https://api.1min.ai/api/features', {
method: 'POST',
headers: {
  'Content-Type': 'application/json',
  'API-KEY': 'YOUR_API_KEY'
},
body: JSON.stringify({
  type: 'IMAGE_EDITOR',
  model: 'flux-kontext-dev-lora',
  promptObject: {
    imageUrl: 'development/images/2025_02_16_15_42_40_711_human.jpg',
    prompt: 'transform into a cinematic portrait with dramatic lighting',
    lora_weights: 'portrait-pro',
    lora_strength: 0.8,
    aspect_ratio: 'match_input_value',
    megapixels: "1"
  }
})
})

Python

import requests

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

data = {
"type": "IMAGE_EDITOR",
"model": "black-forest-labs/flux-kontext-dev-lora",
"promptObject": {
  "imageUrl": "development/images/2025_02_16_15_42_40_711_human.jpg",
  "prompt": "transform into a cinematic portrait with dramatic lighting",
  "lora_weights": "https://huggingface.co/fofr/flux-kontext-dev-ps1-lora/resolve/main/flux-kontext-dev-ps1-lora.safetensors",
  "lora_strength": 1.0,
  "aspect_ratio": "match_input_image",
  "megapixels": "1",
  "num_inference_steps": 28,
  "guidance": 3.5,
  "seed": 0,
  "output_quality": 80,
  "disable_safety_checker": False,
  "go_fast": True,
  "format": "webp"
}
}

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

Interactive Playground

API Playground

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

AI Model *Flux Kontext Dev LoRA

Image URL *

Path to the source image to be edited

Prompt *

Describe the transformation you want to apply

transform into a cinematic portrait with dramatic lighting

LoRA Weights

LoRA model weights URL from HuggingFace

LoRA Strength

Strength of LoRA model influence (0.0-2.0)

Aspect Ratio

Output aspect ratio

Match Input Image1:1 (Square)16:9 (Widescreen)9:16 (Portrait)3:2 (Standard)2:3 (Portrait)4:5 (Instagram)5:4 (Landscape)

Megapixels

Output resolution in megapixels (0.25 or 1)

Num Inference Steps

Number of denoising steps (1-50)

Guidance

Guidance scale for prompt adherence (1.0-20.0)

Seed

Random seed for reproducibility (0-4294967295)

Output Quality

Output quality level (0-100)

Disable Safety Checker

Disable content safety filtering

falsetrue

Go Fast

Enable faster processing with reduced quality

falsetrue

Format

Output image format

WebPPNGJPEG

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_EDITOR",
  "model": "black-forest-labs/flux-kontext-dev-lora",
  "promptObject": {
    "imageUrl": "development/images/2025_02_16_15_42_40_711_human.jpg",
    "prompt": "transform into a cinematic portrait with dramatic lighting",
    "lora_weights": "https://huggingface.co/fofr/flux-kontext-dev-ps1-lora/resolve/main/flux-kontext-dev-ps1-lora.safetensors",
    "lora_strength": 1,
    "aspect_ratio": "match_input_image",
    "megapixels": "1",
    "num_inference_steps": 28,
    "guidance": 3.5,
    "seed": 0,
    "output_quality": 80,
    "disable_safety_checker": false,
    "go_fast": true,
    "format": "webp"
  }
}'

Response Format

{
"aiRecord": {
  "uuid": "e8e3d645-d5a4-4c18-975b-95395d3b49e1",
  "userId": "c937fbcc-fa8f-4565-a440-c4d87f56fcb2",
  "teamId": "a4e176b2-dabb-451e-9c58-62b451fa9630",
  "model": "black-forest-labs/flux-kontext-dev-lora",
  "type": "IMAGE_EDITOR",
  "status": "SUCCESS",
  "createdAt": "2025-10-24T08:00:44.752Z",
  "aiRecordDetail": {
    "promptObject": {
      "imageUrl": "development/images/2025_02_16_15_42_40_711_human.jpg",
      "prompt": "transform into a cinematic portrait with dramatic lighting",
      "lora_weights": "https://huggingface.co/fofr/flux-kontext-dev-ps1-lora/resolve/main/flux-kontext-dev-ps1-lora.safetensors",
      "lora_strength": 1.0,
      "aspect_ratio": "match_input_image",
      "megapixels": 1.0,
      "num_inference_steps": 28,
      "guidance": 3.5,
      "seed": 0,
      "output_quality": 80,
      "disable_safety_checker": false,
      "go_fast": true,
      "format": "webp"
    },
    "resultObject": [
      "development/images/2025_10_24_15_00_52_401_480067.png"
    ]
  },
  "temporaryUrl": "https://s3.us-east-1.amazonaws.com/asset.1min.ai/development/images/2025_10_24_15_00_52_401_480067.png?X-Amz-Algorithm=AWS4-HMAC-SHA256..."
}
}

Use Cases

• Portrait Photography: Professional headshots with specialized portrait LoRA weights
• Artistic Transformations: Creative style transfers using artistic LoRA models
• Product Photography: Enhanced product images with commercial-grade LoRA weights
• Landscape Enhancement: Nature photography improvements with landscape-specific models
• Fashion Photography: Beauty and fashion content with specialized fine-tuning
• Architectural Visualization: Building and interior design with architectural LoRA weights

Tips for Best Results

1. LoRA Weight Selection:

   • Use portrait-pro for people, landscape-hd for nature
   • Product-studio for commercial photography
   • Artistic-style for creative transformations

2. Strength Optimization:

   • Start with moderate strength (0.6-0.8)
   • Higher values for stronger style influence
   • Lower values for subtle enhancements

3. Resolution Planning:

   • Higher megapixels for print quality
   • Standard resolution for web content
   • Consider processing time vs. quality needs

LoRA Customization

Experiment with different LoRA weight combinations to achieve unique artistic effects. Each LoRA model specializes in specific content types and styles.