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Edit Image [Klein 4B] API Pricing

Flux-2-Klein-4B Edit applies lightweight, instruction-based edits to an existing image. It’s best for clear object swaps, small visual changes, and cute enhancements while preserving the original scene’s layout and lighting. Ideal for fast edits, UI demos, and simple creative tweaks.

Savings Alert22% ↓Cheaper than Fal.ai

About Edit Image [Klein 4B]

Flux-2-Klein-4B Edit is a cutting-edge model designed to perform lightweight, instruction-based image edits with remarkable efficiency and precision. Leveraging advanced AI techniques, this model excels in making clear object swaps, subtle visual tweaks, and cute enhancements while meticulously preserving the original scene layout and lighting conditions. Its underlying technology is optimized for speed and accuracy, making it an excellent choice for UI demos, rapid creative iterations, and day-to-day image refinements. In addition to its technical robustness, Flux-2-Klein-4B Edit offers a user-friendly experience with its simple yet powerful input schema. Whether you need to subtly alter an image for a commercial project, prototype a UI change, or simply experiment with creative ideas, this model provides consistent and high-quality results at a cost-effective rate. The model’s design focuses on maintaining the integrity of the initial image while executing specified modifications, making it unique among current image-to-image editing solutions.

Interactive Savings Calculator

Estimate monthly API spend and compare absolute developer savings.

Monthly API Generations10,000 runs
50025,00050,00075,000100,000+
MuAPI Monthly Cost

$156.00

$0.0156 per generation
Fal.ai Cost

$200.00

$0.0200 per generation
Estimated Monthly Savings$44.00
Annual Savings$528.00

Detailed Pricing Breakdown

ProviderEstimated RateNotes
muapiapp$0.0156 per generationmuapiapp offers this image-to-image editing service at $0.0156 per generation, making it 20-50% more affordable than its competitors while delivering comparable or superior quality.
Fal.ai$0.0200 per generationPriced at $0.0200 per generation, Fal.ai is slightly more expensive. muapiapp represents a 20-50% cost saving and maintains high quality output.
Replicate$0.0205 per generationWith a cost of $0.0205 per generation, Replicate is also on the higher end. muapiapp’s pricing offers a 20-50% more cost-effective solution without compromising performance or quality.

Developer Integration Snippets

1import requests 2import time 3import json 4 5api_key = "YOUR_API_KEY" 6url = "https://api.muapi.ai/workflow/run/flux-2-klein-4b-edit" 7 8def poll_for_result(run_id): 9 url = f"https://api.muapi.ai/workflow/run/{run_id}/api-outputs" 10 headers = { 11 "Content-Type": "application/json", 12 "x-api-key": f"{api_key}", 13 } 14 while True: 15 response = requests.get(url, headers=headers) 16 result = response.json() 17 18 if result['status'] == 'completed': 19 return json.loads(result['outputs']) 20 21 if result['status'] == 'failed': 22 raise Exception(result.get('error', 'Generation failed')) 23 24 time.sleep(5) 25 26data = { 27 "schemas": { 28 "input_data": { 29 "x-order-properties": [ 30 "prompt", 31 "images_list", 32 "aspect_ratio" 33 ], 34 "type": "object", 35 "properties": { 36 "prompt": { 37 "examples": [ 38 "Add a tiny blue knitted scarf around the kitten’s neck, keep the kitten’s pose, table, lighting, and cozy indoor environment unchanged; make the scarf soft and cute, fitting naturally without covering the kitten’s face." 39 ], 40 "description": "Text prompt describing the image, what you want the final edited image to look like.", 41 "type": "string", 42 "title": "Prompt", 43 "name": "prompt" 44 }, 45 "images_list": { 46 "examples": [ 47 "https://d3adwkbyhxyrtq.cloudfront.net/webassets/videomodels/flux-2-klein-4b-edit-in.jpg" 48 ], 49 "description": "List of URLs of input images for editing.", 50 "field": "images_list", 51 "type": "array", 52 "items": { 53 "type": "string" 54 }, 55 "title": "Image URLs", 56 "name": "images_list", 57 "maxItems": 4 58 }, 59 "aspect_ratio": { 60 "enum": [ 61 "16:9", 62 "9:16", 63 "1:1", 64 "3:4", 65 "4:3", 66 "21:9", 67 "9:21" 68 ], 69 "title": "Aspect Ratio", 70 "name": "aspect_ratio", 71 "type": "string", 72 "description": "The aspect ratio of the generated image", 73 "default": "1:1" 74 } 75 }, 76 "title": "BaseInput", 77 "required": [ 78 "prompt", 79 "images_list" 80 ], 81 "endpoint_url": "flux-2-klein-4b-edit" 82 }, 83 "output_data": { 84 "x-fal-order-properties": [ 85 "image" 86 ], 87 "type": "object", 88 "properties": { 89 "video": { 90 "examples": [ 91 "https://d3adwkbyhxyrtq.cloudfront.net/webassets/videomodels/flux-2-klein-4b-edit.jpeg" 92 ], 93 "description": "The generated image", 94 "title": "Image", 95 "comparison": false 96 } 97 }, 98 "title": "Flux2Klein4BEdit", 99 "required": [ 100 "image" 101 ] 102 } 103 } 104} 105 106headers = { 107 "Content-Type": "application/json", 108 "x-api-key": f"{api_key}", 109} 110 111response = requests.post(url, json=data, headers=headers) 112 113result = response.json() 114print("Queued:", result) 115 116outputs = poll_for_result(result["run_id"]) 117print("Completed:", outputs) 118

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