
Lex is an AI-native online collaborative document platform with deeply integrated smart writing assistance, designed to provide end-to-end writing support—from brainstorming to the final draft.
Core features include AI-powered writing and editing suggestions, real-time multi-user collaboration, personalized style customization, multi-format export, and a focused minimalist writing interface.
Suitable for individual writers, content marketers, students, researchers, and teams that require efficient document collaboration.
Lex uses a freemium model, offering a basic free plan and paid subscription options that include advanced AI models and more features.
Yes, users can share document links, invite others to collaborate in real time, and use an optimized commenting system to communicate.
The platform collects content submitted by users to provide related services; for detailed privacy policies, please refer to the official support channel [email protected].

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