Compose AI is a free Chrome extension that utilizes artificial intelligence to automate your writing. It can help you save 40% of your input time and offers features like auto-completion and text generation. Whether you're writing emails, product descriptions, or blog posts, Compose AI can help you complete them faster. It also has a personalized recommendation feature that provides customized phrase suggestions based on your writing style. Compose AI is also compatible with various writing environments like Google Docs and Gmail.