
Lex
Lex is an artificial intelligence document creation platform that makes writing and collaboration easy, secure, and convenient based on the latest AI models.

- Launch Date
- 2022
- Monthly Visitors
- 850K
- Country of Origin
- united States
- Platform
- App · Web
- Language
- english
Keywords
- AI documentation platform
- AI writing tools
- collaborative documentation
- real-time editing
- AI feedback
- document versioning
- writer's assistant
- writing assistant
- productivity tools
- content creation tools
- grammar correction AI
- title generation tools
- command-driven editing
- focused mode writing
Platform Description
Lex is an AI writing platform built for people who write. you can write on a clean screen without complicated editing tools, and the AI will check your grammar in real-time or suggest more natural sentences. if you get stuck, it'll even fill in ideas or generate headings for you, so it's easy to use even for beginners.
Lex also has strong collaboration features. when you share a document as a link, others can edit or comment on it at the same time. you can also provide a read-only link to the outside world, which is great for presentations or sharing outside of your team. this simple sharing and collaboration is perfect for team projects as well as individual work.
It also offers document versioning, so you can try out different ideas and revert back. shortcuts and a command bar help you stay focused by allowing you to quickly execute functions without interrupting your flow. As a result, Lex helps you reduce repetitive tasks in your writing process and spend more time on creative work.
Core Features
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AI feedback features
sentence improvement, grammar/style assistance
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edit a document
fast writing and editing with an intuitive UI
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real-time collaboration
share and simultaneously edit documents with teammates
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comment/annotation features
giving and receiving in-document feedback
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auto-generate titles
AI suggests article titles and topics
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command bar command functions
Run quick commands with Ctrl+K and more
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email prioritized support
Fast customer support for Pro users only
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focused Mode / Goal-Based Writing Feature
set word count or time goals
Use Cases
- writing a blog
- creating content
- write an essay
- drafting articles
- copywriting
- marketing content
- document collaboration
- team feedback
- sentence proofreading
- brainstorming ideas
- auto-generate titles
- compare document versions
- focused mode writing
- share documents
- external public links
How to Use
sign in
create a document
Leverage AI tools
share and save
Plans
Plan | Price | Key Features |
---|---|---|
Free | $0 | -Create and save your own basic writing • Basic document creation and saving • Link sharing-based collaboration • Auto-save and version check documents • Use some AI suggestions |
Lex Pro | $24.99/mo | • Teams feature inclusion • Premium AI models and advanced features • Advanced editing and collaboration features • Includes $30 monthly AI credit • Prioritized customer support • Early access to the latest features • Money-back guarantee |
Lex Teams | Custom | • Optimize collaboration across groups • Free features include • Unlimited sharing of team folders • Real-time simultaneous editing and exchange collaboration • Mobile web collaboration support |
FAQs
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Lex is a platform that leverages artificial intelligence to make the writing process fast and easy, helping you produce high-quality writing, from simple notes to complex documents. it offers drafting, editing, collaboration, feedback, and more based on the latest AI models, and is optimized for individual users as well as team collaboration.
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- Psychology Alternative AI feedback: Get feedback when brainstorming or drafting ideas
- Chat comments: The ability to have detailed discussions and exchanges of opinions within a document
- Differential versioning: The ability to compare changes to a document and present them in different ways
- Smartphone mobile web: mobile collaboration by simply sharing a link without installing an app
- Partner Exchange Live Collaboration: The ability to see input in real time via a shared link
- Publish to publish: The ability to share your work externally as a read-only link
- Keyboard commands: Ability to utilize keyboard shortcuts to automatically generate word suggestions or idea lists
- Silent Mode Title Ideas: AI will suggest good title ideas for you
- Track editorial note changes: The ability to see the history of changes to a document, similar to Google Docs -
Lex is great for students, researchers, marketers, writers, freelancers, corporate teams, and anyone else who writes frequently or needs collaborative documentation. The detailed feedback and versioning features are especially helpful as you refine your writing.
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no. Lex uses OpenAI, Anthropic, and Together.ai models through its API, and your posts are not used to train the AI. There are no current training plans, and you can opt out of any future changes with notice.
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yes, document sharing and collaboration is free. to get more done collaboratively, you can subscribe to Lex Teams to get unlimited team folders.
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it's perfect for study notes, reports for clients, business emails, blog posts, novels, and anything else that requires precise editing and high quality.
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