Interesting (or maybe not) fact: if you are on #macOS and use #StableDiffusion (or anything using #MPS, probably) you get a bunch of folders/files created under the /private/var/folders/{random name}/{random name}/{single letter}/com.apple.MetalPerformanceShadersGraph folder.
For SD, the disk space taken up is negligible, but I got over 300 folders created for generating 3 images. For #CoreML StableDiffusion, a single run takes up about 1.5GB sometimes!