There are several AI writing tools available that can assist with novel writing. Squibler AI Story Writer is one such tool that allows users to input a few chapters of a novel and generate additional content. It utilizes a robust AI writer tool to generate story ideas, enhance character development, write grammatically correct sentences, overcome writer's block, and write books and screenplays with unprecedented speed. Another AI writing tool is Claude AI, which can read and analyze an entire book at once. NovelAI is another monthly subscription service for AI-assisted authorship, storytelling, virtual companionship, or simply a LLM powered sandbox for your imagination. Other notable AI book writing software tools include Manuscripts, Rytr, and NovelAI's AI chapter generator.