Tool profile
Sudowrite: cost, fit and limits
Sudowrite is an AI writing application for fiction that runs its Chat, Describe, Write, Expand, Rewrite and Feedback tools on Muse 1.5, a model the vendor says it built for fiction, with a Story Bible for characters and world notes.
What to know first
Sudowrite is a fiction writing product, not a screenplay editor, so its value to screenwriters lies in treatments, character work and prose-to-script adaptation. The homepage shows a single price, $10 per month after a free trial that needs no credit card, and names Story Bible, Canvas, Brainstorm and plugins. The pricing page could not be read, so plan contents are unconfirmed.
Sudowrite at a glance
| Maker | Sudowrite, Inc., United States |
|---|---|
| Free plan | Free trial only |
| Entry price | $10 per month for Hobby and Student |
| API access | No |
| Category | Best AI Screenwriting Software in 2026, rank 7 of 13 |
| Website | sudowrite.com |
Who Sudowrite is best for
Writers adapting novels to scripts
Story Bible keeps characters and world notes in one place, which helps when a long manuscript must be compressed into scenes before screenplay formatting starts.
Writers stuck on a scene
Rewrite, Expand and Brainstorm give alternatives for a paragraph or beat, which a screenwriter can use as raw material before reshaping it as dialogue and action.
Tinkerers who build their own tools
The homepage says writers can build their own plugins, which suits users who want a custom prompt workflow around their world notes.
Sudowrite plans and pricing
| Plan | Price | What it includes |
|---|---|---|
| Free trial | Free, no credit card needed | Trial access to the writing tools; the length of the trial was not stated in the text read. |
| Paid tier | $10 per month after free trial | Plan name and contents were not shown in the text read, so credit allowances and feature limits are unconfirmed. |
| Higher tiers | Not published in the text read | The pricing page is linked from the homepage but could not be read, so any further tiers or yearly options are unconfirmed. |
Checked October 2026.
What Sudowrite does
- Muse 1.5
- The site describes Muse 1.5 as an AI model built just for fiction, and says it runs the writing tools. No benchmark or training-data claim was verified here.
- Story Bible
- A structured place for characters and world notes, so generated text can stay consistent with the names, relationships and rules established earlier in the project, much like a project memory.
- Write, Expand and Rewrite
- These tools continue a passage, lengthen it or rework it, and Feedback and Describe add critique and sensory detail, covering the usual drafting loop of a prose writer.
- Canvas and Brainstorm
- Canvas and Brainstorm are planning views for ideas and story structure, named on the homepage beside the writing tools, useful for mapping acts and arcs before any scene is drafted.
- Plugins
- The homepage invites writers to build their own plugins for custom tools, though the pages read did not list ready-made integrations or say whether plugins cost extra.
How Sudowrite handles your data
The privacy page linked from the homepage returned a 404 when we opened it, so retention, hosting and certifications were not checked. The vendor's FAQ, read in an October 2026 check for another ranking on this site, states that Sudowrite does not train on your writing; that statement was not re-read for this page. A screenwriter handling unproduced material should confirm the current policy and the retention period in writing before uploading it.
Where Sudowrite falls short in practice
- No screenplay formatting described. The pages read describe fiction tools only, so scene headings, dialogue blocks and page counts must be handled in a separate editor, and a writer adapting a story converts text by hand.
- Plans unclear from the homepage. Only one price is visible in the readable text, and the pricing page could not be read, so credit limits and upgrade paths are unknown.
- Policy page missing. The privacy page returned a 404 during our check, which leaves training and retention to be confirmed with the vendor in writing before any unproduced work is uploaded.
Works with
Alternatives to Sudowrite
Sudowrite: common questions
Can Sudowrite format a screenplay?
The pages we read do not describe screenplay formatting. Sudowrite is built for fiction, with tools for prose, a Story Bible and planning views. Screenwriters typically use it for treatments, character notes and adaptation drafts, then move the result into a screenplay editor.
What is Muse 1.5 in Sudowrite?
The site calls Muse 1.5 its own AI model built just for fiction, and says it runs tools including Chat, Describe, Write, Expand, Rewrite, Feedback, Canvas, Brainstorm and Visualize. We did not test its output or verify the training claims.
How much does Sudowrite cost?
The homepage shows $10 per month after a free trial that requires no credit card. The pricing page was not readable in our check, so plan names, credit allowances and any yearly price are unconfirmed. Check the live pricing page before subscribing.
Does Sudowrite have a Story Bible feature?
Yes. The homepage lists a Story Bible for keeping characters and world notes, alongside Canvas and Brainstorm views. It helps keep generated text consistent with earlier decisions, which matters most when adapting a long story into a script, although it does not format scenes.
Is Sudowrite safe for unproduced scripts?
That could not be confirmed. The privacy page returned a 404 when we opened it, and the homepage text does not state whether writing is used for training. Ask the vendor for its current data policy before pasting valuable material.