NovelAI
T1 — CLIP-BasedStrong for anime and character-focused generation.
How NovelAI reads prompts
NovelAI is classified as CLIP-Based (T1) — weighted keywords with clip tokenisation. Anime-optimised SD with CLIP encoder. Uses {{{term}}} triple-brace weighting (NOT parenthetical). Tag-based prompting, not prose. Quality prefix required: {{{masterpiece}}}, {{best quality}}. 77-token CLIP limit per chunk. Danbooru-style tags produce best results.
Prompt tips
Use curly braces for emphasis: {{{important}}}. More braces = more emphasis.
Why prompt optimisation matters
Critical for anime style consistency and character accuracy. Promagen's Prompt Lab automatically formats your selections into NovelAI's native prompt structure.
Negative prompt support
NovelAI has a separate negative prompt field — you can specify elements to exclude in a dedicated input. This is the most powerful form of negative prompt support.
Full negative prompt support guide →Platform notes
Anime-optimized SD; CLIP limits apply. Tag-style prompts work best.
Example prompt
Frequently asked questions
What is the character limit for NovelAI?
NovelAI accepts prompts up to 1000 characters. The ideal writing range is 200–400 characters (around 100 characters is the sweet spot where the platform produces its best results).
Does NovelAI support negative prompts?
Yes. NovelAI has a separate negative prompt field where you can specify elements to exclude from the generated image.
How should I write prompts for NovelAI?
NovelAI uses CLIP-Based prompt format (T1). Weighted keywords with CLIP tokenisation. Use curly braces for emphasis: {{{important}}}. More braces = more emphasis.
Other CLIP-Based platforms
These platforms share the same prompt architecture — prompts written for one will generally work well on the others.