Write with structure
warrantd is a writing tool that makes your argument visible. Write your thesis, connect claims to evidence, and see the logic beneath every paragraph.
Write clearly. Argue visibly.
warrantd is a writing tool where argument structure lives alongside your prose. Every word stays yours.
Writing Surface
Write your draft in a clean, focused editor. As you write, link sentences to your argument scaffold so every paragraph has a reason to exist.
Argument Scaffold
Map your thesis, claims, and evidence into a structured outline that grows alongside your draft. See gaps before your reader does.
Source Library
Import from DOI, PDF, Zotero, or the web. Read and annotate sources inline, link highlights to your scaffold, and generate a formatted bibliography in any major citation style.
AI Analysis
Extract relevant passages from sources, check consistency across sections, and strengthen weak claims. Every word stays yours.
Three steps to a stronger draft
Start writing
Create a project and start your draft, or import from Markdown or Word.
Build your argument
Add a thesis and claims. The scaffold shows you the structure beneath your writing.
Connect your evidence
Import sources, highlight passages, and link them to claims. Every argument gets traceable support.
See it in action
Explore a real writing project with its argument scaffold and linked sources. See how every claim connects to evidence, and every paragraph connects to the argument. No sign-up required.
Try the interactive demoBuilt for writers who argue with evidence
Graduate students
writing a thesis or dissertation
Researchers
writing literature reviews
Journalists
writing investigative stories
Non-fiction writers
structuring book-length arguments
Policy analysts
writing position papers
Writers on board
and counting 🌱
Simple pricing
Start free, upgrade when you need more.
Academic
$6/mo
or $60/year (Save 17%)
- Unlimited projects
- Unlimited AI analyses
- Requires .edu email
Professional
$12/mo
or $120/year (Save 17%)
- Unlimited projects
- Unlimited AI analyses
All sign-ups start on the free tier. Upgrade any time from Settings.
See full comparisonFrequently asked questions
What is warrantd?+
warrantd is a web-based writing tool that makes argument structure visible. It helps you build a thesis, map claims to evidence, and keep your sources connected to your prose.
Is it free?+
Yes. The free tier includes 1 project and 20 AI credits per month. Paid plans with unlimited usage are available from Settings.
How does the AI analysis work?+
AI analysis uses Claude to extract relevant passages from your sources, check your document for consistency, and identify weak claims. Every word stays yours. It sharpens your thinking, not your prose.
Is my data secure?+
All data is stored in Supabase with row-level security. Your documents and sources are only accessible to your account. API keys are stored server-side and never exposed to the browser.
Ready to see the logic beneath your writing?
Start building your argument scaffold today. Free, no credit card required.