Serene — AI Writing Assistant

Analyses grammar and tone in text fields. Rewrites with one click.

Serene is an AI writing assistant for Chrome that helps you improve writing directly inside web text fields. It reviews your draft for grammar and tone, then gives you cleaner rewrites with one click. You can compare the original and suggested version before applying any changes. What Serene does: • Analyses text after you finish typing • Flags likely grammar and tone issues • Offers three rewrite modes: Fix & Humanize, Humanize, and CEO Humanize • Shows a before/after review card before replacing your text • Works inside supported text fields across websites Setup requirements: • A valid Serene license is required • You must add your own OpenAI API key in the extension popup How it works: • Your text is processed only when you ask Serene to analyse or rewrite it • Prompt delivery and license validation are handled through the Serene backend Serene is built for emails, replies, comments, outreach, support messages, and other everyday writing where clarity and tone matter.