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ModelsLab/Qrcode-V8

Generates high-quality, scannable QR codes with enhanced visual customization using Stable Diffusion and ControlNet, optimized for creative and functional QR art.
API PlaygroundAPI Documentation

API Endpoint URL

Base URL for all API requests to this endpoint.

https://modelslab.com/api/v5/controlnet

API Authentication

Authentication requires a valid API key included in the request. Generate and manage your API keys from your developer dashboard. Include the key in the key parameter for all API requests.

Integration Examples

Production-ready code samples for API integration

{
"init_image": "https://assets.modelslab.com/generations/a8572240-3040-4fd8-b9f4-aeaaf4fe287d",
"prompt": "a girl, wearing red bikini, looking at camera, ocean in background",
"controlnet_model": "qrcode-v8",
"controlnet_type": "qrcode-v8",
"model_id": "",
"controlnet_conditioning_scale": "0.5",
"auto_hint": true,
"negative_prompt": "(worst quality:2), (low quality:2), (normal quality:2), (jpeg artifacts), (blurry), (duplicate), (morbid), (mutilated), (out of frame), (extra limbs), (bad anatomy), (disfigured), (deformed), (cross-eye), (glitch), (oversaturated), (overexposed), (underexposed), (bad proportions), (bad hands), (bad feet), (cloned face), (long neck), (missing arms), (missing legs), (extra fingers), (fused fingers), (poorly drawn hands), (poorly drawn face), (mutation), (deformed eyes), watermark, text, logo, signature, grainy, tiling, censored, nsfw, ugly, blurry eyes, noisy image, bad lighting, unnatural skin, asymmetry",
"samples": "1",
"guidance_scale": "7.5",
"num_inference_steps": "31",
"base64": "no",
"key": "YOUR_API_KEY"
}

SDKs

Official SDKs

Production-ready SDKs and client libraries for all major programming languages

API Parameters

Technical specifications for API request parameters.

Field NameParameterTechnical Description
init_imageinit_imageImage to upscale/enhance
promptpromptText description of the image you want to generate
controlnet_modelcontrolnet_modelcontrolnet model and conttrolnet type must be same
controlnet_typecontrolnet_typecontrolnet model and conttrolnet type must be same
model_idmodel_idSome controlNet models are not supported by FLUX
image strengthcontrolnet_conditioning_scale0.1 (Creative) takes min refrance from init image and 1.0 takes max refrance from init image
auto_hintauto_hintAutomatically process control input
negative_promptnegative_promptThings you do not want in the generated image
samplessamplesNumber of images to generate (1-4)
guidance_scaleguidance_scaleHow closely to follow the prompt (1-10)
Stepsnum_inference_stepsNumber of inference steps
base64base64Get response as a base64 string. Pass init_image, mask_image, and control_image as base64 strings to get base64 response