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ManuscriptsAI vs Sudowrite

Two fact sheets from our own research, side by side — pricing, platforms, API access and status re-checked by us rather than quoted from the vendors. ManuscriptsAI starts at $29, Sudowrite at $10. Only ManuscriptsAI has a free tier.

Side by side

FactManuscriptsAISudowrite
CategoryStorytelling & FictionStorytelling & Fiction
Pricing modelFreemiumPaid
Starts at$29 month$10 month
Public APINoNo
PlatformsWebWeb
CompanySudowrite
Launched2020
Last verifiedSep 6, 2026Sep 6, 2026

What our research says

ManuscriptsAI

The tool count is the pitch — thirty-odd narrow writing actions rather than one chat box — and for a first draft of a novel that structure genuinely helps. What you give up is transparency: the vendor is anonymous, the token budget is the only real limit and there is no way to see which model is doing the writing.

Pros

  • Long-form specific actions: chapter generation, story expansion, perspective conversion, screenplay output
  • Project-based organisation rather than one-off prompts
  • A single paid tier at $29/month with a two-million-token allowance, so the bill is predictable
  • Seven-day free trial with a real project attached, not a demo

Cons

  • No company name, address or country is published anywhere on the site
  • Token metering makes it hard to predict how much of a book two million tokens actually covers
  • No API and no desktop or mobile app — browser only

Sudowrite

The only writing tool built around a novel rather than a document, and the story bible is why people stay — but you are renting credits, and the cheap tier runs dry mid-chapter.

Pros

  • Story bible holds characters and plot consistent across a full manuscript
  • Muse is tuned for narrative rather than general-purpose output
  • Max rolls unused credits forward for twelve months
  • Trial needs no credit card

Cons

  • No free tier — when credits stop, the manuscript stops
  • 225,000 credits on the $10 plan is thin for a full-length draft
  • Rollover exists only on the $44 Max plan
  • Web-only, with no offline or desktop editor

Which one fits

Choose ManuscriptsAI if you need

  • Authors who want chapter-by-chapter drafting instead of a blank chat window
  • Writers who need point-of-view or tense conversion across a long manuscript
  • Anyone comfortable trading model choice for a fixed monthly token budget

Choose Sudowrite if you need

  • Novelists drafting long fiction who need continuity across many chapters
  • Writers who want targeted moves — expand, describe, rewrite — instead of a chat window
  • Anyone comparing a fiction-tuned model against general-purpose assistants

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