The AI tool, ChatGPT AI Mail Assistant, is a Gmail add-on that uses the advanced language capabilities of OpenAI’s GPT-4 model to streamline email communication. Its features include generating quick and accurate email responses, summarizing emails, translating messages, improving grammar and word drafts, and providing real-time support through ChatGPT within Gmail. It also has features to enhance professionalism, detect and analyze text beyond emotion and tone, and bridge the language gap with built-in translation in 13 languages.