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About the serio (to heart) tag
serio (to heart) is a character tag that NovelAI Diffusion can use. On Danbooru it has 236 posts, and its best-rated still image scores 69. The samples above put the tag at the front of a fixed base prompt with seed 1234, so the differences between tags come from the tag alone.
How each model draws serio (to heart)
Follows composition and expression instructions closely, so the effect shows in a tidy form.
Reacts to the tag more strongly, so its effect is easier to see.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing serio (to heart) in a prompt
Put the subject first, then this tag, then quality tags.
serio (to heart), solo, best quality, masterpiecewlop, serio (to heart), soloThe negative prompt and the full settings are on the terms page.
How these samples were made
Every image uses 832×1216, seed 1234, 23 steps and the k_euler_ancestral sampler. The base prompt and negative prompt stay the same for every tag, and only the tag under test changes. Images flagged by the NSFW check are regenerated with a new seed or hidden.
From the Danbooru wiki
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An android character from ToHeart, with the designation of HMX-13. Has orange tsurime-style eyes and orange, back-length hair. Commonly wears a school uniform with sweater vest, removable robot ears, and black kneehighs. She is usually depicted in the anime as having empty eyes as opposed to HMX-12 Multi, the previous HMX model that she was based on.
FAQ
Does NovelAI recognize serio (to heart)?
Compare the samples on this page. Every tag on this site shares the same seed and base prompt, so any change you see comes from serio (to heart).
How do I write serio (to heart) in a prompt?
Write "serio (to heart)" near the front of the prompt and separate it from other tags with commas.
Should I use V5 or V4.5?
V4.5 shows the tag's effect more strongly. V5 gives steadier images with fewer artifacts.