Lex is a collaborative document editor with powerful AI writing and editing tools designed to improve drafts through AI feedback, brainstorming, rewriting, and version control. It supports real-time collaboration, sharing, and publishing with a minimalist interface, targeting writers who need to produce high-quality written content such as academic papers, marketing copy, emails, and fiction. Lex offers integration with advanced AI models and team collaboration features.
| Plan | Pricing | Charged by | Offer type |
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Free — Free
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Free
Free |
Flat | Standalone · Free |
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Lex Pro — Pro
Highlighted
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Contact sales
Contact sales for pricing |
Flat | Standalone · Contact sales |
Feature names follow Lex’s own pricing page. Check the wording before treating features from different vendors as like-for-like.
Limited or basic models
Free to share and collaborate on Lex documents
Standard support
Biggest and best AI models (GPT 4.1, Claude 4 Opus & Sonnet)
Yes
Priority email support
Included
We check this pricing page weekly and record the changes we observe. An older date can simply mean the public page has not changed.
| Observed | Plans and prices | Source wording | Source |
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Pricing page |