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Sudowrite

Free tier

The non-judgmental AI writing partner built exclusively for fiction and novel writing

Free tier available·Non-technical·Powered by Sudowrite (Muse 1.5, proprietary)

Key strengths

Purpose-built for fiction and novel writing with story-aware AI (Muse 1.5)End-to-end story development from idea to full manuscript via Story BibleStyle-matching AI that writes in the author's own voiceRich toolset including Write, Rewrite, Expand, Describe, Feedback, and CanvasPlugin ecosystem with 1,000+ extensions for specialized writing tasks
Free tier + paid plans · from $10 USD/mo
San Francisco, United States
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  • Plugin development: Build custom Sudowrite plugins to automate specialized fiction workflows, such as genre-specific feedback engines or format converters (e.g., novel-to-screenplay).
  • Style-consistent text generation: Leverage Muse 1.5's context-aware generation pipeline to produce stylistically coherent continuations by feeding it existing manuscript content.
  • AI canvas for narrative mapping: Use the Canvas tool to programmatically explore and store alternate plot structures, character secrets, and thematic variations in a visual workspace.
  • Image asset generation from prose: Use the Visualize feature to auto-generate reference artwork from structured character sheets or world-building documents — useful for production bibles.
  • Iterative draft refinement loops: Chain Write → Expand → Rewrite → Feedback tools in sequence to simulate a multi-pass editorial pipeline within a single session.
  • Reader simulation via plugins: Deploy reader-simulation plugins to stress-test narrative tension and pacing from the perspective of a target audience persona.