A New Way of Writing Through AI

Write your business proposal in one hour instead of one week

DocNexus guides you step by step with smart questions to produce a polished, professional proposal — without staring at a blank page. Just answer, and your document builds itself.

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A new way to write, with you at the center

DocNexus doesn't write for you: it writes with you.

Proposals that win deals, not just fill pages

DocNexus doesn't just write fast — it structures your offer, pricing, and terms into a clear, compelling document that meets your client's exact expectations. Every section is checked for consistency, compliance, and professional tone.

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Join those who have transformed the way they write.

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I have always believed that AI should not replace humans, but empower them. DocNexus puts domain expertise back at the center by helping you structure and challenge your thinking. That is what true augmented intelligence looks like.

Luc Julia
Luc Julia Co-creator of Siri, Chief Scientific Officer at Renault
+ 260,000

Documents created with DocNexus

+ 900,000

Hours of Writing Saved

+ 2.1 Million

AI-Generated Questions

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Not just proposals — any professional document

Business proposals, contracts, audit reports, technical specs, meeting minutes — DocNexus handles all your B2B documents with the same speed and quality.

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Suggested answers so you move even faster

Each question comes with smart suggestions based on your context. Select, adjust, or type your own — either way, you save time on every step.

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Adapts to your expertise and style

DocNexus tailors its questions and output to your industry, experience, and tone. The result reads like you wrote it — because you guided it.

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Export a ready-to-send Word document

Get a .docx file with professional layout, automatic table of contents, and clean formatting. Open it in Microsoft Word and send it — no reformatting needed.

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Three steps to a finished proposal

A proven technology that radically transforms document production.

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1

Create your free account

Sign up in under a minute. No credit card required. You're ready to start your first business proposal immediately.

2

Answer the AI's questions

DocNexus asks targeted questions about your client, offer, pricing, and terms. Just answer — it handles the structure and writing for you.

3

Export your finished proposal

Download a professionally formatted Word document with table of contents, clear sections, and polished layout — ready to send to your client.

Write in six languages

Create proposals in English, French, German, Spanish, Italian, or Portuguese — ideal for international deals and multilingual teams.

Write in my language

Refine any section on demand

Not satisfied with a paragraph? Ask DocNexus to rewrite, expand, or adjust any part of your document. You stay in full control of the final result.

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Our Plans

Simple, transparent pricing that scales with your growth.

Pro

Ideal for freelancers

$99 / month
Max project size

Linked documents included

100 Pages
300 credits / month
equivalent to
~ 300 pages written

Collaborative workspace
Unlimited users
Documents unlimited
Knowledge Base
Unlimited storage
Smart evaluation
Structure and presentation
Content and Coherence
Adaptation and Relevance
Argumentation and sources

Recommended

Plus

For strategic documents

$199 / month
Max project size

Linked documents included

250 Pages
600 credits / month
equivalent to
~ 600 pages written

Collaborative workspace
Unlimited users
Documents unlimited
Knowledge Base
Unlimited storage
Smart evaluation
Structure and presentation
Content and Coherence
Adaptation and Relevance
Argumentation and sources
Compliance and Standards

Business

Designed for teamwork

$399 / month
Max project size

Linked documents included

500 Pages
1 200 credits / month
equivalent to
~ 1 200 pages written

Collaborative workspace
Unlimited users
Documents unlimited
Knowledge Base
Unlimited storage
Smart evaluation
Structure and presentation
Content and Coherence
Adaptation and Relevance
Argumentation and sources
Compliance and Standards
Custom evaluation
 

Entreprise

Plan tailored to fit your needs


Max Project Size: 1,000 Pages
Dedicated support and training
Group access management
Volume discounts
Custom integration

Your next business proposal could be done in one hour

Stop spending days on proposals that should take minutes. Sign up free, answer a few questions, and let DocNexus deliver a professional, ready-to-send document.

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Notre FAQ

Yes. Account creation is free, and you get five pages at no cost to write your first business proposal. After that, subscription plans are available to fit your needs.

You can create a limited number of documents on the free tier. Paid plans unlock higher volumes for teams that produce proposals regularly.

Absolutely. You can edit any section directly within DocNexus, or export to Word and make changes there. You always have full control.

A straightforward business proposal typically takes about one hour. More detailed or complex proposals may take a few hours — still far less than the days it usually requires.

That's exactly what DocNexus is built for. The AI asks you the right questions and turns your answers into clear, professional prose. You bring the expertise — DocNexus handles the writing.