About the uta 25 tag
uta 25 is an artist tag that NovelAI Diffusion can use. On Danbooru it has 116 posts, and its best-rated still image scores 73. 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 uta 25
Follows pose and expression instructions closely. Good for clean standing portraits.
Picks up face shape, line and palette more strongly. Good when you want the style to lead.
WAI illustrious SDXL v17, a local model. Shows how the same tag reads outside NovelAI.
Writing uta 25 in a prompt
Put the artist tag near the front, then add the subject and quality tags.
uta 25, 1girl, solo, best quality, masterpieceuta 25, hatsune miku, 1girlThe 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.
FAQ
Does NovelAI recognize uta 25?
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 uta 25.
How do I write uta 25 in a prompt?
Write "uta 25" near the front of the prompt and separate it from other tags with commas.
Should I use V5 or V4.5?
V4.5 gives a stronger uta 25 look. V5 gives steadier poses and fewer artifacts.