Lex
AI-powered word processor for serious writers
Lex is a collaborative document editor with built-in AI editing tools aimed at authors and long-form writers. It offers AI feedback, drafting and rewriting backed by leading models from OpenAI and Anthropic, within a clean distraction-free interface.
About Lex
Lex is one of 22 ai writing & copywriting tools in our directory. It's positioned for Long-form and fiction writing, Editing and feedback.
With a free tier, Lex stands out in ai writing & copywriting — 18 of 22 tools in this category offer free access. The free plan is often limited in features or users, so verify that trial access covers your use case.
Key capabilities include AI editing and feedback in-document, Collaborative documents, Access to GPT and Claude models. These are standard in modern ai writing & copywriting platforms. Evaluate whether the tool's depth in each area matches your plant's needs and technical maturity.
Best for: Long-form and fiction writing, Editing and feedback, Collaborative drafting. When choosing between similar tools, validate that Lex has integrations with your existing systems (data historians, SCADA, ERP) and that support covers your region.
At $17.0/mo, Lex sits below the ai writing & copywriting average of $22/mo, which ranges $9.0–$49.0/mo across the 21 paid ai writing & copywriting tools we track. Entry/"from" prices; free tiers show as 0. Verify current pricing on each tool's site.
Key features
- AI editing and feedback in-document
- Collaborative documents
- Access to GPT and Claude models
- Distraction-free writing interface
- Unlimited AI checks on Pro
Pros
- Clean writer-focused UI
- Multiple top models included
- Free trial available
Cons
- Limited permanent free features
- Fewer marketing templates than Jasper
Alternatives to Lex
Sudowrite
AI writing tool built specifically for fiction authors.
Wordtune
AI rewriter that improves tone, clarity and length as you write.
Jenni AI
AI writing assistant for academic and research writing.
Grammarly
AI writing assistant for grammar, tone and clarity everywhere you type.
Compare Lex
Lex FAQ
Is Lex free?
Lex has a free tier you can start with; paid plans start from $17/mo.
How much does Lex cost?
Lex pricing starts from $17/mo. Check the official site for current plans.
What are the best alternatives to Lex?
Top alternatives to Lex include Sudowrite, Wordtune, Jenni AI, Grammarly.
What is Lex best for?
Lex is best for Long-form and fiction writing, Editing and feedback, Collaborative drafting.
Reviewed by the ToolGlance editorial team · Last updated 2026-07-14
How we rate: ToolGlance scores combine pricing, core features, user-review signals and update frequency, compiled from public sources and vendor documentation — see our methodology. Figures are indicative and change often; always verify pricing and features on the vendor site before buying. Last updated 2026-07-14. Compiled by the ToolGlance editorial team.