NovelAI

NovelAI is a subscription service targeting creative writers and anime artists who want AI assistance for fiction writing and anime-style image generation with a strong emphasis on user privacy and creative freedom. Unlike mainstream AI tools that apply content policies limiting fictional scenarios, NovelAI is designed specifically for creative writing — including mature and adult fiction — with the user's creative intent as the primary constraint.

The Storyteller feature provides an AI writing assistant trained on a large corpus of fictional prose, producing writing that reads as literary fiction rather than the factual, informational style of general AI assistants. The AI maintains narrative consistency — remembering character names, settings, and plot events across long stories using a memory system that surfaces relevant context.

Adventure mode provides an interactive fiction experience similar to AI Dungeon, allowing players to describe actions and receive story continuations in real time. The text style can be tuned to different narrative voices — author, character, or third-person narrator.

NovelAI Diffusion produces anime-style images trained on curated anime and illustration datasets rather than the mixed web image datasets used by general models, producing distinctly high-quality anime character and illustration output. Users generate images using the standard anime image generation prompt vocabulary.

The privacy emphasis is notable: NovelAI does not train on user stories or generated content, and conversations are not used to improve the model. This privacy approach attracts users who write sensitive creative content they do not want used for training.