Sudowrite
An AI writing partner built specifically for fiction writers
Overview
Sudowrite is built for one job: helping people write fiction. The Story Bible anchors everything, characters, world rules, plot outline, so its suggestions actually track your story instead of generating generic filler. From there you get tools like Write to continue a scene in your voice, Expand to slow down a rushed passage, Describe to sharpen sensory detail, and Feedback to get five specific notes rather than vague praise. It also has a plugin marketplace with over 1,000 add-ons for niche use cases.
It suits novelists, screenwriters, and fanfiction writers who want an AI collaborator rather than a ghostwriter, the tool is explicit that it is meant to support your writing, not replace it. Pricing runs on a credit system: Hobby & Student at $10/month is fine for casual writing, but anyone drafting a full novel will likely need Professional at $22/month or Max at $44/month to avoid running out of credits mid-project. It is not built for blog posts, ad copy, or business writing, so if that is your need, look elsewhere.
Key Features
Story Bible: Tracks characters, plot, and world details, then uses them to guide every AI suggestion.
Write: Generates up to 300 words of continuation in your own voice when you are stuck.
Describe & Expand: Enriches thin scene descriptions and builds out rushed passages for better pacing.
Feedback: Gives five concrete, actionable notes on a scene or chapter.
Canvas: A visual planning tool for mapping plot points and character arcs.
Visualize: Generates character art from your written descriptions.
Pricing
Starting price
$10/mo
Hobby & Student: $10/month. 225,000 credits/month, for casual or school writing.
Professional: $22/month. 450,000 credits/month, feedback on your work, best for novels and screenplays.
Max: $44/month. 2,000,000 credits/month, credits roll over for 12 months.
Enterprise: Custom pricing, contact Sudowrite directly.
Disclaimer: pricing may change, confirm on Sudowrite's own pricing page before buying.
Pros
Built For Fiction, Not Generic Copy: Every tool is tuned for novel writing, not marketing copy or blog posts.
Story Bible Keeps Consistency: Tracks characters and plot so suggestions do not contradict earlier chapters.
Credit Rollover On Max: Unused credits roll over for 12 months on the top plan instead of vanishing monthly.
Author Endorsements: Backed by real bestselling authors, not just marketing copy.
Cons
No Free Tier: Unlike many AI writing tools, there is no ongoing free plan, only paid credit tiers.
Credits Can Vanish Fast: Heavy use of Expand or Write on long chapters burns through monthly credits quickly, especially on Hobby.
Fiction-Only Focus: Not useful for non-fiction, business writing, or marketing content.
Output Still Needs Heavy Editing: Generated prose can drift from your voice on longer passages and needs a real editing pass.
What Makes It Unique
Story Bible-Driven Consistency: Unlike general AI writers, Sudowrite anchors every suggestion to a Story Bible of your characters and plot, so it stays consistent across a full-length novel instead of drifting chapter to chapter.
Kay Score
7.3
/ 10
Tool Information
Pricing
$10/mo
Category
Writing & Content
Platform
Web / iOS / Android
Last Updated
