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About the optimus prime (kotobukiya bishoujo) tag
optimus prime (kotobukiya bishoujo) is a character tag that NovelAI Diffusion can use. On Danbooru it has 127 posts, and its best-rated still image scores 197. 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 optimus prime (kotobukiya bishoujo)
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 optimus prime (kotobukiya bishoujo) in a prompt
Put the subject first, then this tag, then quality tags.
optimus prime (kotobukiya bishoujo), solo, best quality, masterpiecewlop, optimus prime (kotobukiya bishoujo), 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.
FAQ
Does NovelAI recognize optimus prime (kotobukiya bishoujo)?
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 optimus prime (kotobukiya bishoujo).
How do I write optimus prime (kotobukiya bishoujo) in a prompt?
Write "optimus prime (kotobukiya bishoujo)" 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.