Free
$0Free plan available.
Lex is a collaborative document editor with powerful AI editing tools designed to help users write more effectively. It offers features like AI feedback, comment management, version control, mobile web access, live collaboration, publishing options, AI command shortcuts, and title idea generation. Lex aims to provide a premium writing experience suitable for various writing needs, from quick notes to complex documents.
Begin writing directly within the Lex platform. Use the built-in AI tools to receive feedback, brainstorm ideas, and rewrite content. Share your documents via a link to collaborate with others. Utilize AI command shortcuts to streamline and enhance your writing process.
Upgrading to Lex Pro grants access to advanced AI models, such as Claude 3.5 Sonnet and GPT-4o, provides early access to new features, and includes priority support via Discord.
Yes, all data within Lex is securely hosted on a private database with strict policies regarding team access.
No, Lex utilizes models from OpenAI, Anthropic, and TogetherAI through their respective enterprise APIs, which ensures enhanced privacy protections.
Yes, sharing and collaborating on Lex documents is free. You can also add Lex Teams to your subscription to enable unlimited group access to Lex folders.
Yes, if you are not satisfied with Lex after one month, you can reach out to request a refund.
Free plan available.
Use these comparison pages to understand the trade-offs between the models most relevant to Lex.
Compare Claude 4 Opus and Claude 4 Sonnet across pricing, context window, capabilities, benchmarks, and API access to choose the better fit for reasoning-heavy tasks versus reasoning-heavy tasks.
Compare Claude 4 Opus and Claude 4.5 Haiku across pricing, context window, capabilities, benchmarks, and API access to choose the better fit for reasoning-heavy tasks versus reasoning-heavy tasks.
Compare Claude 4 Opus and Claude 4.5 Sonnet across pricing, context window, capabilities, benchmarks, and API access to choose the better fit for reasoning-heavy tasks versus reasoning-heavy tasks.
Compare Claude 4 Opus and Claude 4.6 Sonnet across pricing, context window, capabilities, benchmarks, and API access to choose the better fit for reasoning-heavy tasks versus long-context workloads.
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