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Sudowrite

Fiction toolkit with a model trained on novels

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Writing tools built for novelists: Story Engine plans chapters, Describe expands sensory detail, Rewrite offers style variations. Runs on Muse, a proprietary fiction-tuned model. Plans from $10/mo billed annually.

Visit Sudowrite → Writing & Content

The Sudowrite homepage
The Sudowrite homepage at sudowrite.com, captured 12 September 2026.

What it does

Sudowrite is purpose-built for fiction rather than marketing copy. Its tools map to a novelist's actual workflow: Story Engine for guided novel development, Describe for expanding sensory detail, and Rewrite for generating style variations of a passage.

The differentiator is Muse, Sudowrite's own language model, publicly available since mid-2025. Where general models train on internet text, Muse was fine-tuned on published novels and short stories.

Pricing runs on word credits: Hobby and Student from $10/mo (annual) with 225k credits, Professional at $25/mo with 1M credits, and Max with 2M credits and 12-month credit rollover.

AI stack

Muse, Sudowrite's proprietary fiction-tuned LLM, alongside mainstream frontier models.

From the AXIS Launch team

A proprietary model tuned on fiction is a real moat attempt in a category full of prompt wrappers, and 12-month credit rollover is friendlier than most metered tools. If you claim this listing: what does Muse measurably do better than a frontier model with a strong prompt?

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