Lex

OpenAI's general-purpose AI assistant for drafting, analysis, and Q&A.

xAI's AI assistant with real-time knowledge from the web and X.

AI writing assistant for grammar, clarity, and tone.

AI tool that rewrites sentences for clarity and tone.

Anthropic's AI assistant for long-document analysis, drafting, and reasoning.

Microsoft's AI assistant for chat, search, and drafting, integrated with Microsoft 365.

AI content platform for marketing teams, with brand voice controls.

Enterprise generative AI platform for on-brand writing and workflows.

Fast email client with AI drafting, summaries, and triage.

AI translation and writing assistant known for natural-sounding results.

AI email client that organizes, drafts, searches, and schedules from a prompt.

Voice-to-text dictation that turns speech into clear writing across apps.