FB-Engage is a Chrome add-on designed to improve Facebook interactions through AI-generated comments and replies. This tool allows users to create context-aware, human-like comments based on post content and ongoing discussions. With features like tone selection and persona matching, users can ensure their comments feel natural and relevant. The add-on offers a free tier with limited AI generations per day, while paid options provide unlimited access and advanced functionalities. Users can also benefit from one-click tools for proofreading and translation, enhancing their commenting experience further.

The program prioritizes user privacy by keeping the API key local to the browser and not collecting personal data. FB-Engage allows users to manage costs effectively by utilizing their own OpenRouter key. With various pricing plans, including a one-time purchase for basic and pro features, this tool is designed to cater to different user needs, from casual commenters to those seeking more advanced capabilities.