Lex is a modern word processor built with AI assistance at its core, designed specifically for writers who want intelligent help without leaving their writing environment. The platform combines a clean, minimal writing interface with AI capabilities that can help continue thoughts, suggest alternatives, and overcome writer's block. Lex was created by the team behind Substack and reflects a deep understanding of what writers need.

The AI in Lex feels like a natural extension of the writing process rather than a separate tool, available when needed but not intrusive. Lex includes features like asking AI questions about your draft, getting feedback, and requesting rewrites while maintaining the focused writing experience serious writers prefer. The platform represents the evolution of word processors for the AI era.

For writers who want AI assistance integrated into a thoughtfully designed writing environment, Lex offers a modern approach to AI-enhanced writing.