GhostPen is an AI-powered email assistant designed to enhance your email writing experience directly within Gmail. This Chrome extension offers a variety of features, including AI-generated response options that can be tailored to different tones such as formal, friendly, or brief. Users can benefit from a streamlined process where they can generate three professionally written responses at the click of a button, ensuring quick and effective communication.

Additionally, GhostPen learns your individual writing style by analyzing your sent emails, allowing for responses that sound authentically like you. It also includes relationship intelligence that adapts the tone of emails based on your communication history with each contact. For users managing lengthy email threads, thread summaries highlight key points and unanswered questions, ensuring that essential context is never overlooked.