http://ogrgsct3g5uns5pznkvx4avo3pglyuplgsgeaxlkpn7xcc5usfgnfdqd.onion/blog/post/invoke
Invoke, on the other hand, is much easier to use, with a simpler UI. All the images were generated in 1024x1024 resolution, and Invoke performed some upscaling as part of the post-processing. I managed to upscale the images to 2K resolution.