ChatGPT for Gmail is a free browser extension designed to elevate email writing productivity and quality. It integrates OpenAI’s language model to assist users in crafting better emails. Key features include generating subject lines based on email content, offering multiple variations, and creating email content from chosen subject lines. Additionally, it provides real-time readability checks and spam score assessments, ensuring messages are clear and effective.

This extension also allows for unlimited custom prompts, enabling users to create unique emails and responses easily. It supports email thread summarization and custom replies, streamlining communication. Installation is simple on Chrome, and no OpenAI or ChatGPT account is needed. Overall, ChatGPT for Gmail is a robust tool that enhances the emailing experience, making it an invaluable resource for both individuals and businesses.