What Does Guidance Scale (CFG) Do in Stable Diffusion? (With Examples)

Classifier-free Guidance scale, also known simply as guidance scale, is a parameter that informs the model how closely it should follow your prompt. However, setting the value too low or too high will produce poor results. We'll go over this setting when working with Stable Diffusion models.

# Time Stamps
Intro: 0:00
Defining Guidance Scale: 0:05
Locating and Setting Guidance Scale in Automatic 1111 WebUI: 0:40
Showing Images with Different Guidance Scale Values: 1:15
Testing Guidance Scale Values: 4:45

Github Repo with image comparison and settings:

Hugging Face Documentation on the Stable Diffusion Pipeline Parameters:

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Important links: