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Sudowrite

AI-powered writing tool designed specifically for fiction writers, offering intelligent story assistance from ideation to final draft.

Introduction

Sudowrite

Sudowrite is an AI-powered writing companion built specifically for fiction writers and novelists. Founded by writers Amit Gupta and James Yu, Sudowrite aims to be the "non-judgmental AI writing partner you always wanted."

The platform features Muse 1.5, a proprietary AI model trained specifically for fiction writing, offering unparalleled story intelligence. Sudowrite helps writers at every stage of the creative process—from brainstorming ideas and developing characters to drafting prose and editing final manuscripts.

What sets Sudowrite apart is its deep understanding of narrative structure, character development, and storytelling craft. The tool has received praise from bestselling authors like Hugh Howey ("Silo") and Emmy-winning screenwriter Bernie Su, with The New York Times noting it produces "impressively cogent paragraphs."

The platform offers a comprehensive suite of writing tools including Story Bible for novel planning, intelligent autocomplete, scene expansion, revision assistance, and even visualization features that generate art from written descriptions. With over 1,000 plugins available, writers can customize their experience extensively.

Sudowrite is backed by notable investors including the founders of Medium, Twitter, Gumroad, Rotten Tomatoes, and WordPress, as well as Hollywood writers and directors.

Target Audience

Novelists, fiction writers, screenwriters, and storytellers looking for AI-assisted writing tools.

Key Features
  • Story Bible - Step-by-step novel writing from idea to outline to chapters
  • Write - AI autocomplete that suggests next 300 words in your voice
  • Describe - Creates vivid descriptions that immerse readers
  • Expand - Builds out scenes to improve pacing
  • Rewrite - Flexible revision tool for refining prose
  • Feedback - Provides three actionable areas for improvement
  • Canvas - AI-powered canvas for exploring plot points and character arcs
  • Brainstorm - Infinite idea generation for names, items, and titles
  • Visualize - Generates art from character and world descriptions
  • Muse 1.5 - Proprietary AI model built specifically for fiction
  • 1,000+ Plugins - Extensible functionality for various writing needs
Use Cases
  • Writing novels from start to finish
  • Developing character sheets and worldbuilding
  • Overcoming writer's block with AI suggestions
  • Editing and revising manuscripts
  • Brainstorming plot points and story ideas
  • Screenwriting and adapting novels to screenplays
  • Creating vivid scene descriptions
  • Improving story pacing and structure
Pros
  • Purpose-built AI model (Muse) specifically for fiction writing
  • Comprehensive toolkit covering entire writing workflow
  • Praised by bestselling authors and industry professionals
  • Extensive plugin ecosystem with 1,000+ options
  • Clean, customizable writing interface with multiple themes
  • Free trial available without credit card
Cons
  • Subscription required after free trial
  • AI-generated content may require significant editing
  • May not suit all writing styles or genres equally
Pricing

$10/month after free trial. Cancel any time. No credit card needed for trial.

Latest News

Changelog - Sudowrite

Changelog - Sudowrite

8/5/2026

Changelog - Sudowrite ## Sudowrite Log in with Sudowrite account Feedback # Changelog Follow new updates and improvements to Sudowrite. Subscribe to updates https://feedback.sudowrite.com/api/v1/changelog/feed.rss July 29th, 2026 New! Improvement Fix ## Kimi K3, Safer Undo, Chat Reliabili...

Sudowrite Mobile: Write Your Novel on Your Phone

Sudowrite Mobile: Write Your Novel on Your Phone

8/5/2026

Sudowrite Mobile: Write Your Novel on Your Phone #### Table of Contents Your best scene idea won't wait for your laptop. It hits at the grocery store checkout, in the school pickup line, three stops into a subway ride. Sudowrite's mobile app puts the full novel-writing toolkit in your pocket. Muse.....

Sudowrite Plugin Builder: Build a Custom Plugin for Your Genre

Sudowrite Plugin Builder: Build a Custom Plugin for Your Genre

8/5/2026

Sudowrite Plugin Builder: Build a Custom Plugin for Your Genre #### Table of Contents Most AI writing tools give you one workflow and call it a day. Sudowrite's Plugin Builder lets you bottle your genre's exact craft moves into a tool you can fire once and reuse forever. A romance writer's "slow-b.....

AI Voice Matching for Fiction: How Sudowrite Actually Does It

AI Voice Matching for Fiction: How Sudowrite Actually Does It

8/5/2026

AI Voice Matching for Fiction: How Sudowrite Actually Does It #### Table of Contents You paste three paragraphs of your hardboiled detective novel into a chatbot and ask it to continue. What comes back reads like a Wikipedia summary of noir. Sentences too clean. Metaphors too obvious. Your protago.....

AI Fiction Writing Stack: How Prolific Authors Use Sudowrite

AI Fiction Writing Stack: How Prolific Authors Use Sudowrite

8/5/2026

AI Fiction Writing Stack: How Prolific Authors Use Sudowrite #### Table of Contents The four-book-a-year indie author isn't typing faster than you. She's running a stack. Brainstorm in the morning to crack the scene. Write to draft the prose. Rewrite to fix the parts that landed flat. Story Bible .....

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