A New Way of Writing Through AI

Write your design document in one hour instead of one week

DocGenius guides you step by step to create a structured, professional design document. Our AI asks the right questions, organizes your answers, and generates a complete document that would have taken you days to produce on your own.

Write your design document now

A new way to write, with you at the center

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

Professional design documents without the technical expertise usually required

Even if you're not a technical documentation expert, our AI helps you produce professional-quality design documents. DocGenius automatically applies industry best practices, checks technical consistency, and adapts the level of detail to your audience.

Start my design document

Already trusted by more than 6,800 experts

Join those who have transformed the way they write.

Start Now

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

Logo Ferrero Logo P&G Logo ExxonMobil Logo Stuller Logo Life Couriers Logo Verizon Logo Auchan Logo Vix Logo MG Canada Logo Luvata

One solution for all your technical documents

Beyond design documents, DocGenius helps you write requirement specifications, functional specs, API documentation, technical reports, and much more. Each type of document benefits from an optimized structure based on industry standards.

Explore all document types

Smart questions with personalized suggestions

Our AI offers answer suggestions based on your industry and project type, significantly speeding up the thinking process. You can accept, edit, or ignore them according to your specific needs.

Discover the intuitive interface

Content tailored to your context and expertise

DocGenius automatically adjusts to your level of technical expertise, your company's style, and the specifics of your project. The result is a design document that reads as if you or your team wrote it.

Personalize my document

Professional export with automatic formatting

Download your design document in Word (.docx) format with a dynamic table of contents, consistent numbering, professional headers, and space for your technical diagrams. Ready to share or present with no touch-ups needed.

See a sample document

Three steps to get started

A proven technology that radically transforms document production.

Start Now
1

Create your free account

Sign up in seconds and get immediate access to our smart writing tool specialized in design documents.

2

Answer the AI's questions

Our AI guides you with targeted questions about your project, its technical specifications, and its goals. All you have to do is answer simply, without worrying about the structure.

3

Get your complete design document

In less than an hour, download your perfectly structured document, complete with a table of contents, full technical sections, and ready-to-use diagrams.

Write in 6 different languages effortlessly

Create your design document in English and export it in French, Italian, Spanish, German, or Portuguese for your international colleagues or clients. Quality and technical accuracy are maintained across every language.

Try the multilingual feature

Smart regeneration at any time

Need to revise a section or dig deeper into a technical aspect? Ask the AI to regenerate specific parts of your document without starting over. Save even more time during reviews and revisions.

Sign up to test this feature

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

Transform the way you create design documents starting today

Hundreds of professionals have already saved entire days on their technical projects with DocGenius. Join them and spend your time on the design itself, not on documenting it.

Write my design document in 1 hour

Notre FAQ

Yes, creating an account is completely free, and you get five free pages to create your first design document. After that, we offer different subscription plans tailored to your needs, whether you're a freelancer or a large company.

Most of our users finalize their design document in 45 to 90 minutes, depending on the project's complexity. That's a major time savings compared to the 3 to 5 days usually required with traditional methods.

Absolutely. Once your design document is generated, you can download it in Word (.docx) format and make any changes you want. You can also ask DocGenius to regenerate specific sections without redoing the entire document.

That's precisely one of our solution's strengths. DocGenius guides you with specific questions and suggests appropriate technical wording. The AI applies best practices and the expected structure for this type of document, allowing you to produce a professional design document even without prior expertise.

Yes. DocGenius makes sure your document includes all the essential sections: objectives, architecture, functional specifications, technical constraints, resource planning, and more. Our AI systematically asks you the right questions to cover every aspect required in a professional design document.